austenitic grades及 martensitic grades怎么翻译奥氏体 马氏体 什么……那么martensitic grades AISI 440C怎么翻译把AISI 440C直接放在 马氏体等级 之后么？

austenitic grades及 martensitic grades怎么翻译奥氏体 马氏体 什么……那么martensitic grades AISI 440C怎么翻译把AISI 440C直接放在 马氏体等级 之后么？ less resistant to corrosion than the austenitic or ferritic grades 翻译 i’m going to get good grades.改为一般疑问句 grades是什么意思 failing grades .I am going to get better grades.I'm good at English and Chinese,.I am going to get better grades.I 请问这些是什么quality grades,yield grades This term my teacher asks me to get good grades so I work hard to m itm处应填什么 get good grades get good grades He studies hard_____good grades in different grades翻译 gets good grades意思 good grades matter是什么意思 grade grades的区别 physics grades是什么意思 get high grades是什么意思 grades kindergarten什么意思