锚链按制造方法分有：（） ①、铸钢锚链；②、电焊锚链；③、气_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题单项选择题

锚链按制造方法分有：（）

①、铸钢锚链；②、电焊锚链；③、气焊锚链；④、锻造锚链

A.①、②、③

B.②、③、④

C.①、②、④

D.①、②、③、④

答案

参考答案：C

选择题

I don't remember where _____ in that city when he was young? [ ]

A. did he work

B. he work

C. he has worked

D. he worked

名词解释

呼损率