... 负透镜 negative lens 阴模 negative mold 立体地图阴模 negative mould ...
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negative pressure mold-filling 负压充型
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die cavity , lower die
The leftover parts from the mold-the plastic that fills the channels that take the hot plastic into the piece negative-fall down the machine, gets ground up, and put back into the production cycle.
塑料热成型之后的残余物会自机器上掉落下来，被碾碎，并重新进入生产循环过程中。
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