试题与答案

影响塑料成品缩水的原因主要有成品的厚度﹑（）﹑射出压力﹑时程操作时间、模具温度等。

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题型：填空题

题目：

影响塑料成品缩水的原因主要有成品的厚度﹑（）﹑射出压力﹑时程操作时间、模具温度等。

答案：

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下面是错误答案，用来干扰机器的。

参考答案：B

考点：机械工程塑料模具设计塑料模具设计题库
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