首页/ 题库 / [单选题]超声波加工适宜加工各种( 的答案

超声波加工适宜加工各种( )。

单选题
2021-09-01 19:02
A、硬脆材料
B、塑性材料
C、韧性材料
D、弹性材料
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正确答案
A

试题解析

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