一般要求的塑料制品通常只按有关手册或资料大致确定塑料收缩率的大小，精密要求较高的塑料制品要求制作样条模来验证塑件的正确收缩率。
Shrinkage is one of the main factors influencing the plastic product size precision, was indeed molding mold design size of the main parameters.
一般要求的塑料制品通常只按有关手册或资料大致确定塑料收缩率的大小，精密要求较高的塑料制品要求制作样条模来验证塑件的正确收缩率。
Shrinkage is one of the main factors influencing the plastic product size precision, was indeed molding mold design size of the main parameters.
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