... 定压控制 fixed-pressure control 定距控制 fixed-distance control 掘进机械 road-heading machinery, driving machinery ...
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Automation production was achieved by applying ball bearing, tapered wedge and slide block mechanism to pull off the fixed mould plate and gating plate, and control the pull off distance.
利用滚珠、斜楔、滑块机构拉开定模板和浇口板并控制其拉开距离，从而达到自动生产目的。
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