使用时，转动阀盘指针对准刻度上的某一支管，进液主管的液体就流向该支管。
When in use, the indicating pointer of a valve plate is rotated to point to some branch pipe on the dial plate, and the liquid of the liquid inlet main pipe flows to the branch pipe.
翻转式阀瓣止回阀由圆柱形外壳及转动圆盘阀瓣构成。
Tilting disc Check Valves consist of a cylindrical housing, with a pivoted circular disc.
顺时针转动前单向节流阀手柄，气缸前行速度放慢，装料速度也放慢。
When the level of the front one-way throttle valve is turned clockwise, the forward traveling speed of the cylinder and charging speed slow down.
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