{"id":36768,"date":"2021-08-18T00:01:55","date_gmt":"2021-08-17T16:01:55","guid":{"rendered":"https:\/\/case.ntu.edu.tw\/blog\/?p=36768"},"modified":"2021-08-25T15:57:46","modified_gmt":"2021-08-25T07:57:46","slug":"%e5%a4%a9%e6%9c%89%e5%a4%9a%e5%a4%a7%ef%bc%9f%e5%ae%87%e5%ae%99%e4%b8%ad%e7%9a%84%e8%b7%9d%e9%9b%a2%ef%bc%883%ef%bc%89-%e3%80%8c%e4%ba%ba%e5%8f%a3%e6%99%ae%e6%9f%a5%e3%80%8d","status":"publish","type":"post","link":"https:\/\/case.ntu.edu.tw\/blog\/?p=36768","title":{"rendered":"\u5929\u6709\u591a\u5927\uff1f\u5b87\u5b99\u4e2d\u7684\u8ddd\u96e2\uff083\uff09\u2014\u300c\u4eba\u53e3\u666e\u67e5\u300d"},"content":{"rendered":"<p><span style=\"color: #333399;\"><strong>\u8996\u5dee\u4e3b\u8981\u91cf\u6e2c\u9130\u8fd1\u6046\u661f\u7684\u8ddd\u96e2\uff0c\u60f3\u8981\u91cf\u6e2c\u5f97\u66f4\u9060\u5c31\u9700\u8981\u9760\u5225\u7684\u65b9\u6cd5\u3002\u5728\u9280\u6cb3\u7cfb\u88e1\u9762\u6709\u8a31\u591a\u7684\u6046\u661f\uff0c\u6709\u6642\u6703\u5404\u81ea\u7fa4\u805a\u70ba\u300c\u661f\u5718\uff08star cluster\uff09\u300d\uff0c\u5c31\u50cf\u662f\u4e00\u500b\u500b\u6751\u843d\u3002\u6211\u5011\u5c0d\u9019\u4e9b\u6751\u843d\u9032\u884c\u300c\u4eba\u53e3\u666e\u67e5\u300d\uff0c\u85c9\u7531\u5b83\u5011\u7684\u984f\u8272\u8207\u4eae\u5ea6\u4f86\u627e\u51fa\u5b83\u5011\u7684\u8ddd\u96e2\u3002<\/strong><\/span><\/p>\n<p><strong>\u64b0\u6587\uff5c\u8a31\u4e16\u7a4e<\/strong><\/p>\n<p><span style=\"color: #008080;\"><strong>\u25cf\u9060\u770b\uff1f\u8fd1\u770b\uff1f\u4eae\u5ea6\u4e0d\u540c\uff01<\/strong><\/span><\/p>\n<p>\u5728\u6211\u5011\u300a\u5929\u6709\u591a\u5927\uff1f\u5b87\u5b99\u4e2d\u7684\u8ddd\u96e2\u300b\u7cfb\u5217\u7684<a href=\"http:\/\/case.ntu.edu.tw\/blog\/?p=36687\" target=\"_blank\" rel=\"noopener noreferrer\">\u524d\u4e00\u7bc7\u6587\u7ae0<\/a>\u4e2d\uff0c\u6211\u5011\u4ecb\u7d39\u4e86\u300c\u8996\u5dee\u300d\u3002\u5229\u7528\u5728\u592a\u967d\u5169\u7aef\u89c0\u6e2c\u5230\u7684\u5929\u9ad4\u4f4d\u7f6e\u5dee\u7570\uff0c\u6211\u5011\u5f97\u4ee5\u7cbe\u78ba\u91cf\u6e2c\u6700\u9060\u4e00\u842c\u5149\u5e74\u5de6\u53f3\u7684\u660e\u4eae\u6046\u661f\u8ddd\u96e2\u3002\u53ef\u662f\u5149\u662f\u9280\u6cb3\u7cfb\u5927\u5c0f\u5c31\u8d85\u904e\u5341\u842c\u5149\u5e74\uff0c\u9059\u9060\u7684\u6046\u661f\u4ee5\u73fe\u5728\u7684\u6280\u8853\u6839\u672c\u770b\u4e0d\u51fa\u4f4d\u7f6e\u5dee\u7570\u3001\u7121\u6cd5\u4f7f\u7528\u8996\u5dee\u6cd5\uff0c\u66f4\u4e0d\u7528\u8aaa\u9280\u6cb3\u7cfb\u4ee5\u5916\u9084\u6709\u90a3\u9ebc\u591a\u7684\u5929\u9ad4\u4e86\u3002\u6211\u5011\u9084\u6709\u4ec0\u9ebc\u65b9\u6cd5\u4f86\u91cf\u6e2c\u8ddd\u96e2\u5462\uff1f<\/p>\n<p>\u5728\u958b\u59cb\u5be6\u969b\u4e86\u89e3\u4f5c\u6cd5\u4e4b\u524d\uff0c\u8b93\u6211\u5011\u5148\u4f86\u60f3\u50cf\u4e00\u4e0b\uff1a\u300c\u6709\u500b\u4eba\u5728\u591c\u88e1\u624b\u88e1\u62ff\u8457\u4e00\u652f\u881f\u71ed\uff0c\u7ad9\u5728\u4f60\u7684\u9762\u524d\uff0c\u63a5\u8457\u6108\u8d70\u6108\u9060\u3001\u6108\u8d70\u6108\u9060...\u300d\u90a3\u652f\u881f\u71ed\u7684\u4eae\u5ea6\u770b\u8d77\u4f86\u6703\u6709\u4ec0\u9ebc\u6a23\u7684\u8b8a\u5316\uff1f<\/p>\n<p>\u5982\u679c\u4f60\u4e0d\u611f\u5230\u5bb3\u6015\u7684\u8a71\uff0c\u61c9\u8a72\u53ef\u4ee5\u60f3\u50cf\uff1a\u300c\u881f\u71ed\u7684\u4eae\u5149\u770b\u8d77\u4f86\u6703\u6108\u8b8a\u6108\u6697\u300d\u5c0d\u5427\uff01<\/p>\n<p>\u5f9e\u7269\u7406\u7684\u89d2\u5ea6\u4f86\u770b\uff0c\u7531\u65bc\u881f\u71ed\u767c\u51fa\u4f86\u7684\u5149\u6703\u671d\u56db\u9762\u516b\u65b9\u5c04\u51fa\u53bb\u3002\u8ddd\u96e2\u881f\u71ed\u6108\u9060\uff0c\u881f\u71ed\u7167\u5c04\u7684\u9762\u7a4d\u5c31\u6108\u5927\uff0c\u6240\u4ee5\u770b\u5230\u4eae\u5149\u5c31\u8b8a\u6697\u4e86\u3002\u53ef\u4ee5\u60f3\u50cf\uff0c\u6211\u5011\u770b\u5230\u7684\u4eae\u5ea6\u6703\u8207\u7167\u5c04\u7684\u9762\u7a4d\u6210\u53cd\u6bd4\uff0c\u4e5f\u56e0\u6b64\u8207\u8ddd\u96e2\u7684\u5e73\u65b9\u6210\u53cd\u6bd4\uff08\u57161\uff09\u3002<\/p>\n<figure id=\"attachment_36772\" aria-describedby=\"caption-attachment-36772\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-36772\" src=\"http:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2021\/07\/\u57161.gif\" alt=\"\" width=\"600\" height=\"250\"><figcaption id=\"caption-attachment-36772\" class=\"wp-caption-text\">\u57161\uff1a\u5149\u6e90\u7167\u5c04\u51fa\u7684\u4eae\u5ea6\u8207\u7167\u5c04\u9762\u7a4d\u6210\u53cd\u6bd4\uff0c\u4e5f\u56e0\u6b64\u8207\u8ddd\u96e2\u7684\u5e73\u65b9\u6210\u53cd\u6bd4\u3002\u5716\u7247\u4f86\u6e90\uff1aEncyclop\u00e6dia Britannica, Inc. [2]<\/figcaption><\/figure>\n<p>\u63a5\u4e0b\u4f86\u63db\u500b\u60c5\u666f\uff0c\u60f3\u50cf\u4e00\u4e0b\u4e00\u500b\u4eba\u7ad9\u5728\u4e00\u5ea7\u8def\u71c8\u65c1\uff0c\u9060\u65b9\u4e5f\u6709\u53e6\u4e00\u76de\u4e00\u6a23\u7684\u8def\u71c8\u3002\u5982\u679c\u9019\u5169\u5ea7\u8def\u71c8\u7684\u5de5\u7a0b\u54c1\u8cea\u5920\u597d\u7684\u8a71\uff0c\u6211\u5011\u53ef\u4ee5\u5047\u8a2d\u9019\u5169\u5ea7\u8def\u71c8\u767c\u7684\u5149\u672c\u4f86\u662f\u4e00\u6a23\u591a\u7684\u3002\u65c1\u908a\u7684\u8def\u71c8\u770b\u8d77\u4f86\u6bd4\u8f03\u4eae\uff0c\u9060\u65b9\u7684\u8def\u71c8\u770b\u8d77\u4f86\u6bd4\u8f03\u6697\u3002\u6bd4\u8f03\u8fd1\u7684\u8def\u71c8\u8981\u91cf\u6e2c\u5230\u8ddd\u96e2\u76f8\u5c0d\u7c21\u55ae\u4e14\u7cbe\u6e96\u3002\u9019\u6a23\u4e00\u4f86\uff0c\u5c31\u53ef\u4ee5\u5229\u7528\u5169\u76de\u8def\u71c8\u7684\u4eae\u5ea6\u8207\u5176\u4e2d\u4e00\u76de\u8def\u71c8\u7684\u8ddd\u96e2\uff0c\u63db\u7b97\u51fa\u53e6\u5916\u4e00\u76de\u8def\u71c8\u7684\u8ddd\u96e2\u5566\u3002<\/p>\n<p>\u6211\u5011\u4e5f\u53ef\u4ee5\u5229\u7528\u985e\u4f3c\u7684\u65b9\u6cd5\u4f86\u627e\u53bb\u5b87\u5b99\u9059\u9060\u5929\u9ad4\u7684\u8ddd\u96e2\uff0c\u5728\u5b87\u5b99\u4e2d\u7684\u5929\u9ad4\u767c\u5c04\u51fa\u4f86\u7684\u5149\uff0c\u5927\u591a\u90fd\u662f\u671d\u56db\u9762\u516b\u65b9\u5c04\u51fa\u53bb\uff0c\u56e0\u6b64\u770b\u5230\u7684\u4eae\u5ea6\u5c31\u8ddf\u9019\u500b\u7403\u7684\u8868\u9762\u7a4d\u6210\u53cd\u6bd4\u3001\u8207\u89c0\u6e2c\u7684\u8ddd\u96e2\u6210\u5e73\u65b9\u53cd\u6bd4\u3002\u6211\u5011\u5229\u7528\u9130\u8fd1\u5929\u9ad4\u3001\u9059\u9060\u5929\u9ad4\u7684\u4eae\u5ea6\uff0c\u642d\u914d\u9130\u8fd1\u5929\u9ad4\u7684\u8ddd\u96e2\uff0c\u627e\u5230\u9059\u9060\u5929\u9ad4\u7684\u8ddd\u96e2\u3002<\/p>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u5c31\u4f86\u5be6\u969b\u8a8d\u8b58\u4e00\u500b\u7528\u9019\u7a2e\u65b9\u6cd5\u4f86\u8a08\u7b97\u8ddd\u96e2\u7684\u4f8b\u5b50\u5427\uff01<\/p>\n<p><span style=\"color: #008080;\"><strong>\u25cf\u9280\u6cb3\u7cfb\u5167\u661f\u5718\u7684\u8ddd\u96e2\uff1a\u4eba\u53e3\u666e\u67e5<\/strong><\/span><\/p>\n<p>\u5728\u5c0d\u4e00\u4e9b\u4f4f\u5f97\u6bd4\u8f03\u8fd1\u7684\u6046\u661f\u9032\u884c\u300c\u4eba\u53e3\u666e\u67e5\u300d\u4e4b\u5f8c\uff0c\u6211\u5011\u5c0d\u65bc\u6046\u661f\u7684\u6027\u8cea\u6709\u4e86\u4e00\u5b9a\u7684\u7406\u89e3\u3002\u6211\u5011\u53ef\u4ee5\u89c0\u5bdf\u6046\u661f\u7684\u984f\u8272\uff0c\u91cf\u6e2c\u51fa\u4eae\u5ea6\uff0c\u518d\u4f9d\u7167\u5b83\u5011\u7684\u8ddd\u96e2\u5c07\u4eae\u5ea6\u63db\u7b97\u6210\u5149\u5ea6\uff0c\u63a5\u8457\u628a\u6046\u661f\u5011\u300c\u5149\u5ea6\u5c0d\u984f\u8272\u300d\u7684\u5206\u5e03\u5716\u756b\u51fa\u4f86\uff0c\u9019\u500b\u5716\u88ab\u7a31\u70ba\u300c\u8d6b\u7f85\u5716\uff08Hertzsprung\u2013Russell diagram\u6216H\u2013R diagram\uff09\u300d\uff08\u57162\uff09\u3002\u5f9e\u9019\u500b\u5716\u7576\u4e2d\uff0c\u53ef\u4ee5\u7814\u7a76\u51fa\u5f88\u591a\u6046\u661f\u7684\u8cc7\u8a0a\u3002<\/p>\n<p>\u6bd4\u65b9\u8aaa\uff0c\u6211\u5011\u767c\u73fe\u5728\u8d6b\u7f85\u5716\u4e0a\uff0c\u5927\u591a\u6578\u7684\u6046\u661f\u6703\u5206\u5e03\u5728\u4e00\u689d\u5e36\u72c0\u5340\u57df\u4e0a\u3002\u9019\u689d\u5e36\u72c0\u5340\u57df\u7a31\u70ba\u300c\u4e3b\u5e8f\u661f\u5e36\u300d\u3002\u6046\u661f\u7d55\u5927\u591a\u6578\u7684\u751f\u547d\u6642\u5149\uff0c\u5c31\u662f\u5f9e\u5728\u8d6b\u7f85\u5716\u4e0a\u7684\u4e3b\u5e8f\u661f\u5e36\u4e00\u7aef\u79fb\u52d5\u5230\u53e6\u5916\u4e00\u7aef\u3002\u6211\u5011\u53ef\u4ee5\u5f9e\u9014\u4e2d\u770b\u51fa\uff0c\u6046\u661f\u5728\u5b83\u7684\u6f14\u5316\u4e4b\u8def\u4e0a\uff0c\u6703\u6f38\u6f38\u5730\u5f9e\u9ad8\u6eab\u3001\u9ad8\u5149\u5ea6\uff0c\u8b8a\u6210\u4f4e\u6eab\u3001\u4f4e\u5149\u5ea6\u3002\u4ee5\u89c0\u6e2c\u7684\u89d2\u5ea6\u4f86\u8aaa\uff0c\u5c31\u662f\u5f9e\u300c\u5f88\u4eae\u7684\u85cd\u767d\u8272\u300d\uff0c\u8b8a\u6210\u300c\u5f88\u6697\u7684\u7d05\u8272\u300d\uff08\u898b\u57162\uff09\u3002<\/p>\n<figure id=\"attachment_36773\" aria-describedby=\"caption-attachment-36773\" style=\"width: 310px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"size-full wp-image-36773\" src=\"http:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2021\/07\/\u57162.png\" alt=\"\" width=\"310\" height=\"353\" srcset=\"https:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2021\/07\/\u57162.png 310w, https:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2021\/07\/\u57162-263x300.png 263w\" sizes=\"(max-width: 310px) 100vw, 310px\" \/><figcaption id=\"caption-attachment-36773\" class=\"wp-caption-text\">\u57162\uff1a\u8d6b\u7f85\u5716\u7bc4\u4f8b\u3002\u6a6b\u8ef8\u662f\u6eab\u5ea6\uff0c\u6108\u5de6\u65b9\u6eab\u5ea6\u6108\u9ad8\u3002\u6108\u4e0a\u65b9\u770b\u8d77\u4f86\u6108\u4eae\u3002\u6bcf\u4e00\u500b\u9ede\u90fd\u662f\u4e00\u9846\u661f\u3002\u9ede\u7684\u984f\u8272\u5c31\u4ee3\u8868\u9019\u4e9b\u661f\u770b\u8d77\u4f86\u7684\u984f\u8272\u3002\u53ef\u4ee5\u770b\u51fa\u6709\u4e00\u689d\u660e\u986f\u7684\u5e36\u72c0\u5340\u57df\u5f9e\u53f3\u4e0b\u89d2\u5f80\u5de6\u4e0a\u89d2\u5ef6\u4f38\uff0c\u5c31\u662f\u4e3b\u5e8f\u661f\u5e36\u3002\u6046\u661f\u4e3b\u8981\u7684\u751f\u547d\u6703\u5f9e\u9019\u500b\u4e3b\u5e8f\u661f\u5e36\u7684\u53f3\u4e0b\u89d2\u6162\u6162\u6f14\u5316\u6210\u5de6\u4e0a\u89d2\u7684\u6a23\u8c8c\u3002\u5716\u7247\u4f86\u6e90\uff1a[3]<\/figcaption><\/figure>\n<p>\u4e5f\u5c31\u662f\u8aaa\uff0c\u6211\u5011\u80fd\u5f9e\u300c\u6046\u661f\u7684\u984f\u8272\u300d\u4f86\u63a8\u77e5\u300c\u6046\u661f\u7684\u5149\u5ea6\u300d\u3002\u5982\u679c\u6211\u5011\u53ef\u4ee5\u6e05\u695a\u91cf\u6e2c\u51fa\u4e00\u9846\u6046\u661f\u7684\u984f\u8272\uff0c\u5c31\u80fd\u5920\u731c\u51fa\u5b83\u5011\u7684\u5149\u5ea6\uff0c\u9032\u800c\u8a08\u7b97\u51fa\u5b83\u5011\u7684\u8ddd\u96e2\u3002\u96d6\u7136\u9019\u500b\u65b9\u6cd5\u8ddf\u8996\u5dee\u4e00\u9ede\u95dc\u4fc2\u4e5f\u6c92\u6709\uff0c\u4f46\u9019\u500b\u65b9\u6cd5\u537b\u88ab\u7a31\u70ba\u5206\u5149\u8996\u5dee\uff08Spectroscopic Parallax\uff09\u3002<\/p>\n<p>\u4e0d\u904e\u8981\u5c07\u9019\u500b\u65b9\u6cd5\u7528\u5728\u55ae\u4e00\u9846\u6046\u661f\u6703\u6709\u5f88\u591a\u7684\u4e0d\u78ba\u5b9a\u6027\u3002\u6bd4\u65b9\u8aaa\uff0c\u4e4b\u6240\u4ee5\u53eb\u505a\u4e3b\u5e8f\u661f\u300c\u5e36\u300d\uff0c\u5c31\u662f\u56e0\u70ba\u5b83\u4e0d\u662f\u4e00\u689d\u300c\u7dda\u300d\u3002\u5373\u4fbf\u662f\u5728\u540c\u4e00\u500b\u984f\u8272\uff0c\u5b83\u7684\u5149\u5ea6\u6703\u6709\u4e00\u500b\u4e0d\u7b97\u5c0f\u7684\u7bc4\u570d\u3002\u6240\u4ee5\u6bd4\u8d77\u55ae\u7d14\u7528\u4f86\u627e\u51fa\u4e00\u9846\u6046\u661f\u7684\u8ddd\u96e2\uff0c\u9019\u500b\u65b9\u6cd5\u66f4\u5e38\u88ab\u7528\u4f86\u627e\u51fa\u4e00\u6574\u5718\u6046\u661f\u7684\u8ddd\u96e2\u3002\u9019\u500b\u65b9\u6cd5\u7a31\u70ba\u300c\u4e3b\u5e8f\u661f\u64ec\u5408\uff08Main Sequence Fitting\uff09\u300d\u3002<\/p>\n<p>\u5728\u9280\u6cb3\u7cfb\u88e1\u9762\u6709\u8a31\u591a\u7684\u6046\u661f\uff0c\u9019\u4e9b\u6046\u661f\u4e26\u4e0d\u662f\u5b8c\u5168\u96a8\u6a5f\u5206\u5e03\u7684\uff0c\u6709\u6642\u6703\u5404\u81ea\u7fa4\u805a\u70ba\u300c\u661f\u5718\uff08star cluster\uff09\u300d\u3002\u628a\u6bcf\u4e00\u9846\u6046\u661f\u90fd\u60f3\u6210\u4e00\u500b\u4eba\u7684\u8a71\uff0c\u9280\u6cb3\u7cfb\u5c31\u662f\u6709\u8457\u4e00\u5343\u5104\u4eba\u53e3\u7684\u570b\u5bb6\uff08\u4eba\u53e3\u5f88\u591a\u4e5f\u6c92\u95dc\u4fc2\uff0c\u53cd\u6b63\u571f\u5730\u4e5f\u5f88\u5927\uff09\u3002\u800c\u661f\u5718\u5c31\u662f\u570b\u5bb6\u88e1\u7684\u6751\u843d\u3002\u6709\u7684\u6751\u843d\u5177\u6709\u4e00\u5b9a\u7684\u898f\u6a21\uff0c\u53ef\u80fd\u6709\u4e0a\u767e\u842c\u9846\u661f\u3002\u4e5f\u6709\u4e9b\u6751\u843d\u6bd4\u8f03\u5c0f\u5de7\uff0c\u53ef\u80fd\u53ea\u6709\u5e7e\u767e\u9846\u661f\u3002<\/p>\n<p>\u300c\u4e3b\u5e8f\u661f\u64ec\u5408\uff08Main Sequence Fitting\uff09\u300d\u6bd4\u8f03\u5169\u500b\u6751\u843d\u7684\u4eae\u5ea6\uff0c\u5176\u4e2d\u4e00\u500b\u6211\u5011\u77e5\u9053\u8ddd\u96e2\uff0c\u53e6\u5916\u4e00\u500b\u7684\u8ddd\u96e2\u5247\u662f\u6211\u5011\u7684\u76ee\u6a19\u3002\u5229\u7528\u5df2\u77e5\u7684\u8ddd\u96e2\uff0c\u4f86\u5f97\u51fa\u672a\u77e5\u7684\u8ddd\u96e2\u3002<\/p>\n<p>\u9996\u5148\u6211\u5011\u53ef\u4ee5\u89c0\u5bdf\u9280\u6cb3\u7cfb\u5167\u6bd4\u8f03\u8fd1\u3001\u53ef\u4ee5\u9760\u5176\u4ed6\u65b9\u6cd5\u627e\u51fa\u8ddd\u96e2\u7684\u661f\u5718\u3002\u628a\u661f\u5718\u88e1\u7684\u6046\u661f\u300c\u4eae\u5ea6\u5c0d\u984f\u8272\u300d\u5206\u5e03\u5716\u756b\u51fa\u4f86\uff0c\u53ef\u4ee5\u627e\u5230\u4e00\u689d\u4e3b\u5e8f\u661f\u5e36\u3002\u63a5\u8457\u6211\u5011\u89c0\u5bdf\u672a\u77e5\u8ddd\u96e2\u7684\u9059\u9060\u661f\u5718\uff0c\u4e00\u6a23\u80fd\u5f9e\u300c\u4eae\u5ea6\u5c0d\u984f\u8272\u300d\u5206\u5e03\u5716\u4e2d\u770b\u5230\u4e00\u689d\u4e3b\u5e8f\u661f\u5e36\u3002\u9019\u5169\u689d\u4e3b\u5e8f\u661f\u5e36\u7531\u65bc\u661f\u5718\u7684\u8ddd\u96e2\u4e0d\u540c\uff0c\u4eae\u5ea6\u5c31\u6703\u4e0d\u4e00\u6a23\uff08\u7bc4\u4f8b\u898b\u57163\uff09\u3002\u6bd4\u8f03\u9019\u5169\u689d\u4e3b\u5e8f\u661f\u5e36\u7684\u4eae\u5ea6\uff0c\u5c31\u80fd\u63db\u7b97\u51fa\u9059\u9060\u661f\u5718\u7684\u6210\u8ddd\u96e2\u3002<\/p>\n<figure id=\"attachment_36774\" aria-describedby=\"caption-attachment-36774\" style=\"width: 367px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"size-full wp-image-36774\" src=\"http:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2021\/07\/\u57163.gif\" alt=\"\" width=\"367\" height=\"333\"><figcaption id=\"caption-attachment-36774\" class=\"wp-caption-text\">\u57163\uff1a\u8ddd\u96e2\u4e0d\u540c\u7684\u661f\u5718\u4e2d\u4e3b\u5e8f\u661f\u5e36\u7684\u5dee\u5225\u3002\u85cd\u8272\u9ede\u662f\u7562\u5bbf\u661f\u5718\uff08Hyades\uff09\uff0c\u7d05\u8272\u9ede\u662f\u6634\u5bbf\u661f\u5718\uff08Pleiades\uff09\u4e2d\u7684\u6046\u661f\u3002\u6bcf\u4e00\u500b\u9ede\u90fd\u662f\u4e00\u500b\u6046\u661f\u3002\u6a6b\u8ef8\u662f\u984f\u8272\uff0c\u7e31\u8ef8\u5247\u662f\u4eae\u5ea6\u3002\u7531\u65bc\u7562\u5bbf\u661f\u5718\u6bd4\u8f03\u8fd1\uff0c\u56e0\u6b64\u7562\u5bbf\u661f\u5718\u7684\u4e3b\u5e8f\u661f\u5e36\u4eae\u5ea6\u6bd4\u8f03\u4eae\u3001\u6634\u5bbf\u661f\u5718\u7684\u4e3b\u5e8f\u661f\u5e36\u4eae\u5ea6\u6bd4\u8f03\u4f4e\u3002\u5f9e\u5b83\u5011\u4e4b\u9593\u7684\u4eae\u5ea6\u5dee\u5225\u53ef\u4ee5\u63db\u7b97\u51fa\u8ddd\u96e2\u7684\u5dee\u5225\u3002\u5716\u7247\u4f86\u6e90\uff1a[4]<\/figcaption><\/figure>\n<p>\u904e\u53bb\u5e38\u7528\u4f86\u4f5c\u70ba\u53c3\u8003\u7684\u661f\u5718\u662f\u300c\u7562\u5bbf\u661f\u5718\uff08Hyades\uff09\u300d\u8207\u300c\u6634\u5bbf\u661f\u5718\uff08Pleiades\uff09\u300d\uff08\u57164\uff09\u3002\u7562\u5bbf\u661f\u5718\u662f\u8ddd\u96e2\u5730\u7403\u6700\u8fd1\u7684\u661f\u5718\uff0c\u53ea\u6709151\u5149\u5e74\uff0c\u6634\u5bbf\u661f\u5718\u7a0d\u5fae\u9060\u4e00\u9ede\u9ede\uff0c\u5927\u7d04440\u5149\u5e74\u3002\u9019\u7a2e\u8ddd\u96e2\u4e0b\u661f\u5718\u4e2d\u7684\u6046\u661f\u8ddd\u96e2\u53ef\u4ee5\u7528\u8996\u5dee\u975e\u5e38\u7cbe\u6e96\u7684\u91cf\u6e2c\u3002<\/p>\n<figure id=\"attachment_36775\" aria-describedby=\"caption-attachment-36775\" style=\"width: 700px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-36775\" src=\"http:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2021\/07\/\u57164.jpg\" alt=\"\" width=\"700\" height=\"274\" srcset=\"https:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2021\/07\/\u57164.jpg 2046w, https:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2021\/07\/\u57164-300x117.jpg 300w, https:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2021\/07\/\u57164-768x300.jpg 768w, https:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2021\/07\/\u57164-1024x400.jpg 1024w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption id=\"caption-attachment-36775\" class=\"wp-caption-text\">\u5716\uff1a\u7562\u5bbf\u661f\u5718\uff08\u5de6\uff09\u3001\u6634\u5bbf\u661f\u5718\uff08\u53f3\uff09\u3002\u5716\u7247\u4f86\u6e90\uff1aNASA, ESA, and STScI [5]\u3001NASA\/ESA\/AURA\/Caltech [6]<\/figcaption><\/figure>\n<p>\u4e0d\u904e\u7562\u5bbf\u661f\u5718\u7684\u7f3a\u9ede\u4e5f\u662f\u6709\u7684\uff0c\u7562\u7adf\u4e3b\u5e8f\u661f\u64ec\u5408\u4e4b\u6240\u4ee5\u6210\u7acb\u662f\u5efa\u7acb\u5728\u4e00\u500b\u5047\u8a2d\u4e4b\u4e0a\uff1a\u300c\u6240\u6709\u661f\u5718\u7684\u4e3b\u5e8f\u661f\u5e36\u4eae\u5ea6\u90fd\u4e00\u6a23\u300d\uff0c\u7136\u800c\u9019\u500b\u5047\u8a2d\u662f\u4e0d\u4e00\u5b9a\u6210\u7acb\u7684\u3002\u6211\u5011\u5df2\u7d93\u767c\u73fe\uff0c\u4e0d\u540c\u5e74\u9f61\u7684\u661f\u5718\u5b83\u5011\u7684\u4e3b\u5e8f\u661f\u6703\u9577\u7684\u4e0d\u592a\u4e00\u6a23\u3002\u4ee5\u7562\u5bbf\u661f\u5718\u4f86\u8aaa\uff0c\u5b83\u662f\u500b\u76f8\u8f03\u4e4b\u4e0b\u5e74\u8001\u7684\u661f\u5718\uff0c\u5927\u7d046\u5104\u5e74\u5de6\u53f3\u3002\u5982\u679c\u8981\u7528\u5b83\u4f86\u627e\u5e74\u8f15\u661f\u5718\u7684\u8ddd\u96e2\uff0c\u5c31\u597d\u50cf\u8981\u62ff\u958b\u767c\u4e2d\u570b\u5bb6\u4f86\u548c\u5df2\u958b\u767c\u570b\u5bb6\u6bd4\u8f03\u4e00\u6a23\uff0c\u7e3d\u662f\u6703\u6709\u4e9b\u4e0d\u516c\u5e73\u3002\u53e6\u5916\u6bcf\u500b\u570b\u5bb6\u5176\u5be6\u4e5f\u90fd\u6709\u8457\u81ea\u5df1\u7684\u7279\u8272\uff0c\u8b93\u9019\u500b\u65b9\u6cd5\u7e3d\u662f\u6709\u6f5b\u5728\u7684\u504f\u5dee\u3002<\/p>\n<p>\u4e3b\u5e8f\u661f\u64ec\u5408\u662f\u300c\u5b87\u5b99\u8ddd\u96e2\u968e\u68af\uff08cosmic distance ladder\uff09\u300d\u5f88\u91cd\u8981\u7684\u4e00\u6b65\u3002\u85c9\u7531\u5047\u8a2d\u4e3b\u5e8f\u661f\u7684\u6027\u8cea\u4e00\u81f4\uff0c\u6211\u5011\u627e\u5230\u4e86\u9280\u6cb3\u7cfb\u5167\u9059\u9060\u661f\u5718\u7684\u8ddd\u96e2\u3002\u7136\u800c\u4e3b\u5e8f\u661f\u64ec\u5408\u7684\u6975\u9650\u9084\u662f\u96e2\u4e0d\u958b\u9280\u6cb3\u7cfb\u3002\u5728\u4e0b\u4e00\u7bc7\u4e2d\uff0c\u6211\u5011\u5c07\u5e36\u5927\u5bb6\u8a8d\u8b58\u91cf\u6e2c\u7814\u7a76\u9280\u6cb3\u7cfb\u5916\u661f\u7cfb\u8ddd\u96e2\u6700\u91cd\u8981\u7684\u89d2\u8272\uff1a\u300c\u9020\u7236\u8b8a\u661f\u300d\uff0c\u4e26\u4ecb\u7d39\u4e00\u4f4d\u5049\u5927\u7684\u5929\u6587\u5b78\u5bb6\u4ea8\u9e97\u611b\u5854\u2027\u52d2\u7dad\u7279\uff08Henrietta Swan Leavitt\uff09\u7684\u6545\u4e8b\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><strong>\u53c3\u8003\u8cc7\u6599\uff1a<\/strong><\/p>\n<p>[1]<a href=\"https:\/\/pixabay.com\/photos\/city-big-city-skyscraper-2908528\/\"> Pixabay \/ spirit111<\/a><br \/>\n[2] <a href=\"https:\/\/kids.britannica.com\/students\/assembly\/view\/167423\">Encyclop\u00e6dia Britannica, Inc.<\/a><br \/>\n[3] <a href=\"https:\/\/en.wikipedia.org\/wiki\/Hertzsprung%E2%80%93Russell_diagram\">wiki \/ Hertzsprung\u2013Russell diagram<\/a><br \/>\n[4] <a href=\"https:\/\/www.eso.org\/public\/outreach\/eduoff\/cas\/cas2003\/cas-projects\/bulgaria_hyades_1\/\">ESO \/ CAS 2003<\/a><br \/>\n[5] <a href=\"https:\/\/esahubble.org\/images\/heic1309c\/\">ESA Hubble \/ Overview of the Hyades star cluster (ground-based image)<\/a><br \/>\n[6] <a href=\"https:\/\/en.wikipedia.org\/wiki\/Pleiades\">wiki \/ Pleiades<\/a><\/p>\n<p>&nbsp;<\/p>\n<p>--<br \/>\n<strong>\u672c\u7cfb\u5217\u5176\u5b83\u6587\u7ae0\uff1a<br \/>\n<\/strong><a href=\"http:\/\/case.ntu.edu.tw\/blog\/?p=36686\" target=\"_blank\" rel=\"noopener noreferrer\">\u5929\u6709\u591a\u5927\uff1f\u5b87\u5b99\u4e2d\u7684\u8ddd\u96e2\uff081\uff09\u2014\u5f9e\u5730\u7403\u5230\u592a\u967d<\/a><br \/>\n<a href=\"http:\/\/case.ntu.edu.tw\/blog\/?p=36687\" target=\"_blank\" rel=\"noopener noreferrer\">\u5929\u6709\u591a\u5927\uff1f\u5b87\u5b99\u4e2d\u7684\u8ddd\u96e2\uff082\uff09\u2014\u5f9e\u592a\u967d\u5230\u9130\u8fd1\u6046\u661f<\/a><br \/>\n<a href=\"http:\/\/case.ntu.edu.tw\/blog\/?p=36768\" target=\"_blank\" rel=\"noopener noreferrer\">\u5929\u6709\u591a\u5927\uff1f\u5b87\u5b99\u4e2d\u7684\u8ddd\u96e2\uff083\uff09\u2014\u300c\u4eba\u53e3\u666e\u67e5\u300d<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8996\u5dee\u4e3b\u8981\u91cf\u6e2c\u9130\u8fd1\u6046\u661f\u7684\u8ddd\u96e2\uff0c\u60f3\u8981\u91cf\u6e2c\u5f97\u66f4\u9060\u5c31\u9700\u8981\u9760\u5225\u7684\u65b9\u6cd5\u3002\u5728\u9280\u6cb3\u7cfb\u88e1\u9762\u6709\u8a31\u591a\u7684\u6046\u661f\uff0c\u6709\u6642\u6703\u5404\u81ea\u7fa4\u805a\u70ba\u300c\u661f\u5718\uff08star cluster\uff09\u300d\uff0c\u5c31\u50cf\u662f\u4e00\u500b\u500b\u6751\u843d\u3002\u6211\u5011\u5c0d\u9019\u4e9b\u6751\u843d\u9032\u884c\u300c\u4eba\u53e3\u666e\u67e5\u300d\uff0c\u85c9\u7531\u5b83\u5011\u7684\u984f\u8272\u8207\u4eae\u5ea6\u4f86\u627e\u51fa\u5b83\u5011\u7684\u8ddd\u96e2\u3002<\/p>\n","protected":false},"author":20,"featured_media":36776,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1022,3293],"tags":[4947],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2021\/07\/\u7279\u8272\u5716\u7247.jpg","_links":{"self":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/36768"}],"collection":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/users\/20"}],"replies":[{"embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=36768"}],"version-history":[{"count":7,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/36768\/revisions"}],"predecessor-version":[{"id":36949,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/36768\/revisions\/36949"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/media\/36776"}],"wp:attachment":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=36768"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=36768"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=36768"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}