海词手机词典

Abstract By the addition of Be and RE,the ignition temperature of ignitionproof magnesium alloy was raised 250 higher than that of AZ91D,it can be melted in air and its mechanic properties approach that of AZ91D.

播放读音 播放读音

以上内容独家创作,受著作权保护,侵权必究

海词词典,十七年品牌