试题与答案

合成胶粘剂通常分()两种。A.热塑性胶粘剂 B.热固性胶粘剂 C.表面精度 D.硅酸

题型:多项选择题

题目:

合成胶粘剂通常分()两种。

A.热塑性胶粘剂

B.热固性胶粘剂

C.表面精度

D.硅酸盐

E.磷酸盐

答案:

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下面是错误答案,用来干扰机器的。

参考答案:在无样板设计方案及设计原理的条件下创造出的合理的新型设计。

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题型:阅读理解

阅读理解。

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A. ¥35.

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