?á3D??1ü??à??t?òèè?t£¨à?°?£?μ??T·ì??1ü£?1????ì??í¨1??ˉ?á3Dì×è|ó??£??1üμ?±úo??a3.5-20oá?×£?ía???a25-180oá?×£?·???í¨???èoí???????èá????£ éú2ú?á3D??1üμ???ê?ì??t±è??????£?3é?·òaá|?§D??ü?¢?ó?ˉ?§3é·??¢?§á£3?′??¢1¤ò?D??ü?¢ì??ˉ??D?×′?¢í?ì?2?é??èμè??·?o?óD1?±ê×?μ?1??¨?£
éú2ú?á3D??1üμ??á3Dרó?????óDò???????£o???á3D??è?GCr6£? GCr9£¨SiMn£?£?GCrl5£¨SiMn)£?é?ì??á3D??è?20CrMo£?G20Cr2Mn2Mo£??T???á3D??è?GSiMnV£¨Re£?£?GSiMnMoV£¨Re£?£?GMnMoV£¨Re£?£???ì???2?Da?á3D??è?9Cr18£¨Mo£?μè?£
?á3D??1üμ????ì1y3ì,?á3D??1ü3é·?,?á3D??1ü èyì??á3D1????é3¤?ú1???: ′???: ?ü?àèyì??á3D2ú?·£o· ?¢Dí?ò?á3D?μáD é?1μ?ò?á3D?μáD ????í?á|?ò?á3D ?±???á3Dμ?1ì?μáD μ÷D??¢???ó′¥?ò?á3D1???(1???)?á3D ?2?ù(?2×?)1?×ó?á3D ?òD?1??ú?á3D ·?±ê?á3Dì????á3D?μáD ·?????ú?á3D·??????Dí?á3D??·??3μ???????á3D·????3μ??ì±?á3D??μ?1ì?á3D????áD1????á3D·??μ¥áD1????á3D·????áD?ò?á3D??2?3μ?á3D·???ú×°?2?ù1?×ó?á3D·??2?Da???á3D??×a?죨×a쨣??á3D??·??áD???ó′¥?á3D ·???DD??§3??á3D??·??3μ??μ÷?÷?á3D·???ú??1????á3D??·?§3?1????á3D??μ¥?ò?á3D??·ò±?e?ú?ú?á3D??×éo??á3D ·?±ê?á3D?μáD ·??·?±ê?¢D?Dí?ò?á3D?°??????··?±ê?D′óDí?ò?á3D·??ía°ü?üá??á3D·???????°?á3D??··?±ê1?×ó?á3D·??1???·?????e???t |