Mainly by the main valve seat, the main valve plate, piston, springs and other parts.
主阀主要由阀座、主阀盘、活塞、弹簧等零件组成。
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Major production and distribution piston rings and valve seat.
主要生产和经销活塞环及气门座圈。
应用推荐
模块上移
模块下移
不移动