The balance valve circuit is to support the weight of platen and plunger design.
回路中的平衡阀是为支撑压板及柱塞的重量而设计的。
Also optional Plunger Dump Valve.
转储也是可选的柱塞阀。
A plunger is mounted in the valve core.
柱塞安装在阀门的核心。
The Safety valves pilot valve plunger driven in front of mouth;
其导阀口前面有导向柱塞；
The Safety valves pilot valve plunger driven in front of mouth;
其导阀口前面有导向柱塞；
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