The thermosetting plastic screw is a key part in the thermosetting plastical injector.
热固性塑料螺杆是热固性塑料注射机的关键部分之一.
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This was mainly thermosetting plastic is too thick.
这主给是冷固胶层太薄所致.
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The reason is thermosetting plastic is too thick.
来因是冷固胶层太薄.
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