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coarsening of \u03b2 grain in titanium alloy during laser directed energy deposition\u201d\u53d1\u8868\u5728\u56fd\u9645\u8457\u540d\u671f\u520aScripta materialia\u4e0a\u3002<\/p>\n<p><strong>\u8bba\u6587\u94fe\u63a5\uff1a<\/strong>https:\/\/www.sciencedirect.com\/science\/article\/pii\/S1359646221004607<\/p>\n<p>\u56fe1\u663e\u793a\u4e86<em>E<sub>l<\/sub><\/em>\u4e3a217J\/mm\u768425\u2103\u548c800\u2103\u57fa\u4f53\u7684DED\u8bd5\u6837\u7684\u663e\u5fae\u7ec4\u7ec7\u3002\u8be5\u7ec4\u7ec7\u7531\u56db\u4e2a\u533a\u57df\u7ec4\u6210\uff1a\u539f\u59cb\u57fa\u6750\u3001\u5fae-HAZ\uff08\u4ee5\u7c97\u5316\u7684\u03b1\u76f8\u4e3a\u7279\u5f81\uff09\u3001\u03b2-HAZ\uff08\u4ee5\u660e\u663e\u7c97\u5316\u7684\u03b2\u6676\u7c92\u4e3a\u7279\u5f81\uff09\u548c\u6c89\u79ef\u5c42\u3002\u57fa\u6750\u5448\u73b0\u7b49\u8f74\u7684\u03b2\u6676\u7c92\uff08\u5f69\u8272\uff09\u548c\u5747\u5300\u5206\u5e03\u7684\u5c11\u91cf\u6b8b\u7559\u521d\u751f\u03b1\u76f8\uff08\u767d\u8272\uff09\u300225\u2103\u548c800\u2103\u57fa\u6750\u7684\u5e73\u5747D<sub>0<\/sub>\u5206\u522b\u4e3a70\u03bcm\u548c56\u03bcm\uff0c\u76f8\u5e94\u5730\uff0c\u03b2-HAZ\u4e2d\u7684\u5e73\u5747D\u5206\u522b\u4e3a211\u03bcm\u548c289\u03bcm\uff1b\u4ee3\u8868\u7c97\u5316\u7684\u03b2\u6676\u7c92\u539a\u5ea6\u7684\u03b2-HAZ\u9ad8\u5ea6h\u5206\u522b\u4e3a597\u03bcm\u548c1942\u03bcm\u3002<\/p>\n<p><img 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