The depth and microhardness distribution of alumetizing layer obtained on different technical conditions were measured.测定了不同工艺条件下获得的浸渗层深度和浸渗层显微硬度的分布....
We are happy to donate to bona fide charitable causes.我们很乐意为真正的慈善事业捐献财物。a bona fide reason真正原因There are few bona fide readers but many dippers.真诚精读的人很少,但粗读者却很多....
轻微的失光或出现极轻微的腐蚀产物.Lose light or a very slight corrosion outcome slightly.严重变色到极微的失光.Change countenance off - chance to lose light seriously.我用过这个, 三个一起用时失光比较大, 而且镜头也不一定转到哪去,呵呵.To take a photograph needs camera lens, what&...