... manual screw down with spring 带弹簧的人工压下装置 rolling mill screw down轧机的压下装置 screw down gear 压下机构 ...
双语例句
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Hydraulic gap control system is the key part of accuracy for stripe gauge control of tandem cold rollingmill. Hydraulic screwdown system is the most important part of hydraulic roll gap control.
This article has described the calculation principle and the main process for the machining of the heavy duty involute screwdown worm used for the rollingmill.