{"id":241969,"date":"2022-09-10T07:58:12","date_gmt":"2022-09-09T23:58:12","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=241969"},"modified":"2022-09-09T16:58:23","modified_gmt":"2022-09-09T08:58:23","slug":"%e9%87%91%e5%b1%9e%e6%9d%90%e6%96%99%e5%8f%88%e5%8f%91science%ef%bc%9a%e6%8f%ad%e9%9c%b2%e7%96%b2%e5%8a%b3%e5%bc%ba%e5%ba%a6%e7%9a%84%e7%89%a9%e7%90%86%e8%b5%b7%e6%ba%90","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=241969","title":{"rendered":"\u91d1\u5c5e\u6750\u6599\u53c8\u53d1Science\uff1a\u63ed\u9732\u75b2\u52b3\u5f3a\u5ea6\u7684\u7269\u7406\u8d77\u6e90"},"content":{"rendered":"<p><strong>\u4e00\u3001\u5bfc\u8bfb<\/strong><\/p>\n<p>\u5faa\u73af\u75b2\u52b3\u662f\u5de5\u7a0b\u7cfb\u7edf\u4e2d\u8bb8\u591a\u707e\u96be\u6027\u6545\u969c\u7684\u6839\u672c\u539f\u56e0\uff0c\u8457\u540d\u7684\u4f8b\u5b50\u5305\u62ec\u98de\u673a\u3001\u4eba\u9020\u5fc3\u810f\u74e3\u819c\u3001\u5047\u80a2\u8bbe\u5907\u3001\u7535\u5b50\u5c01\u88c5\u3001\u94c1\u8def\u3001\u6865\u6881\u3001\u6d77\u4e0a\u5e73\u53f0\u4ee5\u53ca\u5e38\u89c4\u548c\u6838\u7535\u7ad9\u3002\u7531\u5faa\u73af\u52a0\u8f7d\u5f15\u8d77\u7684\u91d1\u5c5e\u6750\u6599\u7684\u5f31\u5316\u6700\u7ec8\u5bfc\u81f4\u5e94\u529b\u4f5c\u7528\u4e0b\u7684\u65ad\u88c2\uff0c\u901a\u5e38\u5927\u5927\u4f4e\u4e8e\u5728\u5355\u5411\u52a0\u8f7d\u4e0b\u5f15\u8d77\u65ad\u88c2\u7684\u5e94\u529b\u3002\u8fd9\u6837\u7684\u6545\u969c\u901a\u5e38\u53d1\u751f\u5728\u6570\u767e\u4e07\u751a\u81f3\u6570\u5341\u4ebf\u6b21\u5faa\u73af\u4e4b\u540e\uff0c\u4f7f\u9884\u6d4b\u6545\u969c\u4f55\u65f6\u53d1\u751f\u590d\u6742\u5316\u3002<\/p>\n<p>\u8bbe\u8ba1\u5b89\u5168\u5173\u952e\u5143\u4ef6\uff0c\u4f7f\u5176\u80fd\u591f\u8d85\u8fc7\u4e34\u754c\u5faa\u73af\u6b21\u6570\uff0c\u9700\u8981\u4e86\u89e3\u6750\u6599\u5728\u6240\u9700\u5faa\u73af\u6b21\u6570\u4e0b\u7684\u75b2\u52b3\u5f3a\u5ea6\u3002\u75b2\u52b3\u5bff\u547d\u7684\u53d8\u5316\u53ef\u80fd\u5f52\u56e0\u4e8e\u6750\u6599\u52a0\u5de5\u6216\u7ec4\u4ef6\u5236\u9020\u8fc7\u7a0b\u4e2d\u5f15\u5165\u7684\u7f55\u89c1\u7f3a\u9677\u7684\u5b58\u5728\uff0c\u6216\u8005\u5982\u679c\u8fd9\u4e9b\u7f3a\u9677\u4e0d\u5b58\u5728\uff0c\u6765\u81ea\u6750\u6599\u672c\u8eab\u7684\u56fa\u6709\u7279\u5f81\u3002\u5728\u9ad8\u6216\u975e\u5e38\u9ad8\u7684\u5faa\u73af\u75b2\u52b3\u72b6\u6001\u4e0b\u7684\u75b2\u52b3\u5f3a\u5ea6\u4e0e\u91d1\u5c5e\u6750\u6599\u7684\u56fa\u6709\u529b\u5b66\u6027\u80fd\u4e4b\u95f4\u7684\u76f8\u5173\u6027\uff0c\u5305\u62ec\u5c48\u670d\u5f3a\u5ea6\u3001\u6781\u9650\u6297\u62c9\u5f3a\u5ea6\u548c\u786c\u5ea6\uff0c\u5df2\u7ecf\u5728\u6587\u732e\u4e2d\u5f97\u5230\u4e86\u5e7f\u6cdb\u7684\u62a5\u9053\u3002\u75b2\u52b3\u5f3a\u5ea6\u968f\u7740\u5c48\u670d\u5f3a\u5ea6\u6216\u6781\u9650\u6297\u62c9\u5f3a\u5ea6\u7684\u589e\u52a0\u800c\u589e\u52a0\u3002\u968f\u7740\u5916\u52a0\u5e94\u529b\u7684\u589e\u52a0\uff0c\u91d1\u5c5e\u6750\u6599\u4f1a\u53d1\u751f\u4e0d\u53ef\u9006\u7684\u53d8\u5f62\uff0c\u8868\u73b0\u4e3a\u5c40\u90e8\u6ed1\u79fb\u4e8b\u4ef6\uff0c\u53cd\u590d\u5faa\u73af\u5bfc\u81f4\u75b2\u52b3\u5931\u6548\u3002\u672c\u6587\u5728\u524d\u4eba\u5de5\u4f5c\u7684\u57fa\u7840\u4e0a\uff0c\u7406\u6e05\u4e86\u91d1\u5c5e\u6750\u6599\u75b2\u52b3\u5f3a\u5ea6\u7684\u8d77\u6e90\u95ee\u9898\u3002<\/p>\n<p><strong>\u4e8c\u3001\u6210\u679c\u63a0\u5f71<\/strong><\/p>\n<p>\u8fd1\u65e5\uff0c\u6765\u81ea\u7f8e\u56fd\u4f0a\u5229\u8bfa\u4f0a\u5927\u5b66\u5384\u5df4\u7eb3-\u9999\u69df\u5206\u6821\u7684J. C. Stinville\u7b49\u7814\u7a76\u5458\u901a\u8fc7\u8003\u8651\u5728\u5faa\u73af\u7684\u65e9\u671f\u9636\u6bb5\uff0c\u5927\u91cf\u5355\u4e2a\u6750\u6599\u5728\u7eb3\u7c73\u5206\u8fa8\u7387\u4e0a\u7684\u5faa\u73af\u53d8\u5f62\u8fc7\u7a0b\uff0c\u8bc6\u522b\u4e86\u5927\u91cf\u9762\u5fc3\u7acb\u65b9\u3001\u516d\u8fb9\u5f62\u5bc6\u6392\u548c\u4f53\u5fc3\u7acb\u65b9\u91d1\u5c5e\u6750\u6599\u7684\u75b2\u52b3\u5f3a\u5ea6\u7684\u7269\u7406\u6765\u6e90\u3002\u786e\u5b9a\u4e86\u5c48\u670d\u5f3a\u5ea6\u4e0e\u6781\u9650\u6297\u62c9\u5f3a\u5ea6\u3001\u75b2\u52b3\u5f3a\u5ea6\u4e4b\u95f4\u7684\u5b9a\u91cf\u5173\u7cfb\uff0c\u4ee5\u53ca\u65e9\u671f\u6ed1\u79fb\u5b9a\u4f4d\u4e8b\u4ef6\u7684\u7269\u7406\u7279\u5f81\u3002\u5bf9\u4e8e\u6ed1\u79fb\u53d8\u5f62\u7684\u5408\u91d1\uff0c\u5176\u75b2\u52b3\u5f3a\u5ea6\u53ef\u4ee5\u901a\u8fc7\u7b2c\u4e00\u4e2a\u52a0\u8f7d\u5468\u671f\u7684\u6ed1\u79fb\u5c40\u90e8\u5316\u632f\u5e45\u6765\u9884\u6d4b\u3002\u672c\u6587\u7684\u89c2\u5bdf\u7ed3\u679c\u4e3a\u4f17\u6240\u5468\u77e5\u7684\u7ecf\u9a8c\u75b2\u52b3\u5b9a\u5f8b\u63d0\u4f9b\u4e86\u7269\u7406\u57fa\u7840\uff0c\u5e76\u4f7f\u4e00\u79cd\u901a\u8fc7\u6d4b\u91cf\u6ed1\u79fb\u5c40\u90e8\u632f\u5e45\u6765\u9884\u6d4b\u75b2\u52b3\u5f3a\u5ea6\u7684\u5feb\u901f\u65b9\u6cd5\u6210\u4e3a\u53ef\u80fd\u3002\u76f8\u5173\u6210\u679c\u4ee5\u201c<strong>On the origins of fatigue strength in crystalline metallic materials<\/strong>\u201d\u4e3a\u9898\u53d1\u8868\u5728\u56fd\u9645\u7efc\u5408\u9876\u7ea7\u671f\u520a<strong><em>Science<\/em><\/strong>\u671f\u520a\u4e0a\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-241983\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u5c01\u9762-1.png\" alt=\"\" width=\"1099\" height=\"459\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u5c01\u9762-1.png 1099w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u5c01\u9762-1-300x125.png 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u5c01\u9762-1-768x321.png 768w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/\u5c01\u9762-1-1024x428.png 1024w\" sizes=\"(max-width: 1099px) 100vw, 1099px\" \/><\/p>\n<p>\u8bba\u6587\u94fe\u63a5\uff1ahttps:\/\/www.science.org\/doi\/10.1126\/science.abn0392<\/p>\n<p><strong>\u4e09\u3001\u6838\u5fc3\u521b\u65b0\u70b9<\/strong><\/p>\n<p>(1) \u786e\u5b9a\u4e86\u5c48\u670d\u5f3a\u5ea6\u4e0e\u6781\u9650\u6297\u62c9\u5f3a\u5ea6\u3001\u75b2\u52b3\u5f3a\u5ea6\u548c\u65e9\u671f\u6ed1\u79fb\u5c40\u90e8\u5316\u7269\u7406\u7279\u6027\u4e4b\u95f4\u7684\u5b9a\u91cf\u5173\u7cfb;<\/p>\n<p>(2) \u4e3a\u7ecf\u9a8c\u75b2\u52b3\u5b9a\u5f8b\u63d0\u4f9b\u4e86\u7269\u7406\u57fa\u7840\uff0c\u4f7f\u5feb\u901f\u9884\u6d4b\u75b2\u52b3\u5f3a\u5ea6\u7684\u65b9\u6cd5\u6210\u4e3a\u53ef\u80fd;<\/p>\n<p><strong>\u56db\u3001\u6570\u636e\u6982\u89c8<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-241970\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/science.abn0392-f1-2.jpg\" alt=\"\" width=\"2701\" height=\"2447\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/science.abn0392-f1-2.jpg 2701w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/science.abn0392-f1-2-300x272.jpg 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/science.abn0392-f1-2-768x696.jpg 768w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/science.abn0392-f1-2-1024x928.jpg 1024w\" sizes=\"(max-width: 2701px) 100vw, 2701px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>1<\/strong> \u62c9\u4f38\u6027\u80fd\u4e0e\u75b2\u52b3\u5f3a\u5ea6\u7684\u5173\u7cfb\uff1b\u03c3<sub>Y<\/sub>\u4e3a\u5c48\u670d\u5f3a\u5ea6\uff0c\u03c3<sub>U<\/sub>\u4e3a\u6781\u9650\u6297\u62c9\u5f3a\u5ea6\u3002\u75b2\u52b3\u5f3a\u5ea6\u03c3<sub>l<\/sub>\u4e3a\u5c48\u670d\u5f3a\u5ea6(\u70b9)\u548c\u6297\u62c9\u5f3a\u5ea6(\u5706)\u7684\u767e\u5206\u6bd4\u3002\u75b2\u52b3\u8bd5\u9a8c\u91c7\u7528VHCF(\u9891\u7387\u4e3a20 kHz\uff0c\u5ba4\u6e29\u62c9\u4f38\u538b\u7f29\u5faa\u73af\u81f3109\u6b21\uff0cR = \u03c3<sub>min<\/sub>\/\u03c3<sub>max<\/sub> =\u22121.0)[\u94a2\u3001\u949b\u5408\u91d1\u3001\u9ad8\u6e29\u5408\u91d1\u3001\u9ad8\u71b5\u5408\u91d1(fcc) CrMnFeCoNi\u3001Cu\u3001Ni\u3001Ta\u548cNb\u5408\u91d1]\u3002\u75b2\u52b3\u6570\u636e\u4ec5\u9650\u4e8e\u56e0\u6ed1\u79fb\u800c\u53d8\u5f62\u7684\u6750\u6599\uff0c\u5e76\u4e14\u5916\u90e8\u7f3a\u9677(\u4f8b\u5982\uff0c\u5939\u6742\u7269\u6216\u6c14\u5b54)\u542b\u91cf\u6781\u4f4e\u7684\u6750\u6599 \u00a92022 AAAS<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-241979\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/2.jpg\" alt=\"\" width=\"4100\" height=\"4922\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/2.jpg 4100w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/2-250x300.jpg 250w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/2-768x922.jpg 768w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/2-853x1024.jpg 853w\" sizes=\"(max-width: 4100px) 100vw, 4100px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>2<\/strong> \u8868\u9762\u6ed1\u79fb\u7684\u5b9a\u91cf\u6d4b\u91cf\uff1b(A)\u5de6:\u626b\u63cf\u7535\u955c\u4e0bHR-DIC\u6d4b\u91cf\u5f97\u5230\u7684\u5e38\u89c4\u5e94\u53d8\u573a\u3002\u53f3:\u4e0d\u8fde\u7eed\u7684Heaviside-DIC\u65b9\u6cd5\u63d0\u4f9b\u4e86\u5728\u53d8\u5f62\u8fc7\u7a0b\u4e2d\u8bd5\u6837\u8868\u9762\u53d1\u5c55\u7684\u6bcf\u4e2a\u5355\u6ed1\u52a8\u4e8b\u4ef6\u7684\u5b9a\u91cf\u6d4b\u91cf\u3002\u672c\u6587\u62a5\u9053\u4e86\u6cbf\u6ed1\u79fb\u4e8b\u4ef6\u6240\u5f15\u8d77\u7684\u7eb3\u7c73\u7ea7\u4f4d\u79fb\uff1b(B)\u954d\u57fa\u9ad8\u6e29\u5408\u91d1\u548c\u7eaf\u94cc\u591a\u6676\u6750\u6599\u5355\u5411\u52a0\u8f7d\u5f15\u8d77\u7684\u8868\u9762\u6ed1\u79fb\u5c40\u90e8\u5316\u3002(C)\u591a\u6676\u91d1\u5c5e\u5728\u51c6\u9759\u6001\u5e94\u53d8\u7387\u5355\u5411\u53d8\u5f62\u65f6\u7684\u5de5\u7a0b\u5e94\u529b-\u5e94\u53d8\u66f2\u7ebf\u3002(D)\u57280.2%\u7684\u5b8f\u89c2\u5851\u6027\u5e94\u53d8\u4e0b\uff0c\u5e73\u5747\u548c5%\u7684\u6700\u9ad8\u6700\u5927\u6ed1\u79fb\u5f3a\u5ea6\u4e0e\u91d1\u5c5e\u5c48\u670d\u5f3a\u5ea6\u7684\u51fd\u6570\u5173\u7cfb\u3002\u6bcf\u4e2a\u5355\u6ed1\u79fb\u4e8b\u4ef6\u7684\u6700\u5927\u6ed1\u79fb\u5f3a\u5ea6\u7531\u6ed1\u79fb\u4e8b\u4ef6\u5f52\u4e00\u5316\u5904\u7406\uff0c\u4ee5\u6355\u6349\u6676\u7c92\u5c3a\u5bf8\u7684\u5f71\u54cd\u3002(E)\u7814\u7a76\u6ed1\u79fb\u53ef\u9006\u6027\u7684\u53cd\u5411\u52a0\u8f7d\u3002(F\u548cG)\u954d\u57fa\u9ad8\u6e29\u5408\u91d1\u4e2d\u5728\u53cd\u5411\u52a0\u8f7d\u65f6\u663e\u793a\u5b8c\u5168\u548c\u90e8\u5206\u53ef\u9006\u6027\u7684\u533a\u57df\u3002\u901a\u8fc7HR-DIC\u5f97\u5230\u4f4d\u79fb\u573a\u7684\u4e09\u7ef4\u8868\u793a \u00a92022 AAAS<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-241978\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/3.jpg\" alt=\"\" width=\"2600\" height=\"2624\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/3.jpg 2600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/3-150x150.jpg 150w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/3-297x300.jpg 297w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/3-768x775.jpg 768w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/3-1015x1024.jpg 1015w\" sizes=\"(max-width: 2600px) 100vw, 2600px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>3 <\/strong>\u75b2\u52b3\u5f3a\u5ea6\u4f5c\u4e3a\u6ed1\u79fb\u5e45\u503c\u7684\u51fd\u6570\uff1b\u91c7\u7528VHCF\u52a0\u8f7d\u6cd5\u6d4b\u5b9a\u4e86\u4e0d\u540c\u91d1\u5c5e\u6750\u6599\u7684\u75b2\u52b3\u5f3a\u5ea6\u03c3<sub>l<\/sub>\u3002\u7531\u6ed1\u79fb\u5f15\u8d77\u7684\u5c40\u90e8\u5316\u632f\u5e45\u5728\u5355\u5411\u52a0\u8f7d0.2%\u5e94\u53d8\u65f6\u4e0e\u63a5\u8fd1\u4e8e\u96f6\u7684\u75b2\u52b3\u5f3a\u5ea6(\u62c9\u4f38)\u6bd4\u8fdb\u884c\u6bd4\u8f83\uff0c\u6216\u518d\u5b8c\u5168\u53cd\u5411\u52a0\u8f7d\u540e\uff0c\u4e0e-1\u7684\u75b2\u52b3\u5f3a\u5ea6(\u62c9\u4f38-\u538b\u7f29)\u8fdb\u884c\u6bd4\u8f83\u3002\u70b9\u662f\u6839\u636e\u5c48\u670d\u5f3a\u5ea6\u7684\u989c\u8272\u7f16\u7801 \u00a92022 AAAS<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-241980\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/4.jpg\" alt=\"\" width=\"4299\" height=\"1520\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/4.jpg 4299w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/4-300x106.jpg 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/4-768x272.jpg 768w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/4-1024x362.jpg 1024w\" sizes=\"(max-width: 4299px) 100vw, 4299px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>4 <\/strong>\u91d1\u5c5e\u6750\u6599\u7684\u75b2\u52b3\u5f3a\u5ea6\u548c\u6ed1\u79fb\u5c40\u90e8\u5316\u5e45\u503c\u7684\u6d4b\u91cf\uff1b(A)\u6c89\u6dc0\u5f3a\u5316\u548c\u56fa\u6eb6\u5f3a\u5316\u954d\u57fa\u9ad8\u6e29\u5408\u91d1Inconel 718\u7684\u75b2\u52b3\u66f2\u7ebf\uff0c\u5728VHCF\u4f53\u7cfb\u4e2d\u4ee5-1\u7684\u6bd4\u7387\u8fdb\u884c\u6d4b\u8bd5\u3002\u6700\u5927\u5e94\u529b\u663e\u793a\u4e3aMPa(\u5de6)\u548c\u5c48\u670d\u5f3a\u5ea6\u7684\u767e\u5206\u6bd4(\u53f3)\u3002(B)\u5b8c\u5168\u53cd\u5411\u52a0\u8f7d\u4e0b\u6c89\u6dc0\u5f3a\u5316\u548c\u56fa\u6eb6\u5f3a\u5316Inconel 718\u7684\u76f8\u5173\u5de5\u7a0b\u5e94\u529b-\u5e94\u53d8\u66f2\u7ebf\u3002(C) \u62c9\u4f38\u90e8\u5206(\u9ed1\u8272)\u548c\u5b8c\u5168\u53cd\u5411\u52a0\u8f7d(\u7ea2\u8272)\u540e\u901a\u8fc7\u6c89\u6dc0\u52a0\u5f3a\u7684Inconel 718\u5408\u91d1\u7684\u6700\u9ad8\u6ed1\u79fb\u5f3a\u5ea6\u5206\u5e03\u3002\u8d1f\u503c\u8868\u793a\u76f8\u53cd\u7684\u6ed1\u79fb\u4e8b\u4ef6;\u6b63\u503c\u4e0e\u6324\u538b\u65b9\u5411\u6709\u5173\u3002\u5bf9\u538b\u7f29\u540e\u5206\u5e03\u7684\u6c34\u5e73\u8f74(\u8ba1\u6570) \u8fdb\u884c\u4e86\u8c03\u6574\uff0c\u4ee5\u4fbf\u66f4\u597d\u5730\u8fdb\u884c\u6bd4\u8f83\u3002(D)\u4e0e(C)\u91c7\u7528\u56fa\u6eb6\u4f53\u5f3a\u5316\u7684Inconel 718\u76f8\u540c \u00a92022 AAAS<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-241981\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/5.jpg\" alt=\"\" width=\"2850\" height=\"1393\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/5.jpg 2850w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/5-300x147.jpg 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/5-768x375.jpg 768w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/09\/5-1024x501.jpg 1024w\" sizes=\"(max-width: 2850px) 100vw, 2850px\" \/><\/p>\n<p><strong>\u56fe<\/strong><strong>5 <\/strong>\u4f53\u5fc3\u7acb\u65b9\u91d1\u5c5e\u7684\u75b2\u52b3\u548c\u5c40\u90e8\u5316\uff1b(A)\u5404\u79cd\u91d1\u5c5e\u7684\u75b2\u52b3\u5f3a\u5ea6\u4e0e\u5c48\u670d\u5f3a\u5ea6\u6210\u6b63\u6bd4\u3002\u5728VHCF\u72b6\u6001[\u94a2;Ti\u5408\u91d1;\u9ad8\u6e29\u5408\u91d1;\u9ad8\u71b5\u5408\u91d1(fcc) CrMnFeCoNi;Cu, Ni, Ta\u548cNb\u5408\u91d1]\u548c\u9ad8\u5468\u75b2\u52b3\u72b6\u6001[Mo, W, Ta, Nb, Fe\u548cCo\u5408\u91d1;HfNbTaTiZr\u5408\u91d1;\u94a2;\u94dd;\u9541\uff1b(B) \u5404\u79cd\u91d1\u5c5e\u7684\u5e73\u5747\u548c\u6700\u9ad85%\u7684\u6700\u5927\u6ed1\u79fb\u5f3a\u5ea6\u4f5c\u4e3a\u91d1\u5c5e\u5c48\u670d\u5f3a\u5ea6\u7684\u51fd\u6570\u3002\u6bcf\u4e2a\u5355\u6ed1\u79fb\u4e8b\u4ef6\u7684\u6700\u5927\u6ed1\u79fb\u5f3a\u5ea6\u7ecf\u8fc7\u6ed1\u79fb\u4e8b\u4ef6\u5f52\u4e00\u5316\u5904\u7406\uff0c\u4ee5\u5f97\u5230\u6676\u7c92\u5c3a\u5bf8\u7684\u5f71\u54cd \u00a92022 AAAS<\/p>\n<p><strong>\u4e94\u3001\u6210\u679c\u542f\u793a<\/strong><\/p>\n<p>\u91d1\u5c5e\u6750\u6599\u7684\u75b2\u52b3\u5faa\u73af\u53d8\u5f62\u5df2\u7ecf\u5bfc\u81f4\u4e86\u6210\u5343\u4e0a\u4e07\u7684\u5931\u6548\u6216\u8005\u4e8b\u6545\u3002\u6709\u673a\u7684\u5c06\u75b2\u52b3\u5f3a\u5ea6\u4e0e\u5fae\u89c2\u7ed3\u6784\u5b9a\u91cf\u8054\u7cfb\u662f\u975e\u5e38\u56f0\u96be\u7684\u3002\u672c\u7814\u7a76\u901a\u8fc7\u62c9\u4f38\u529b\u5b66\u6027\u80fd\u5efa\u7acb\u9884\u6d4b\u75b2\u52b3\u6027\u80fd\u7684\u7269\u7406\u6a21\u578b\uff0c\u4e3a\u8f7b\u677e\u9884\u6d4b\u75b2\u52b3\u5f3a\u5ea6\u94fa\u5e73\u9053\u8def\u3002<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001\u5bfc\u8bfb 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