plunger relief
... 安全钩弹簧钩弹簧扣 snaphook 安全柱塞弹簧 PLUNGER RELIEF 释义：邦内尔安全杆式弹簧夹板 Bunnel spring safety pin splint ...
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液力端主要由液缸、吸入、排出阀总成、吸入、排出弹簧、吸入管、柱塞、盘根、安全阀、稳压器等部件组成。
Fluid end consists mainly of module, suction and discharge valve assembly, suction and discharge spring, suction and discharge pipe, plunger, packing, safety valve and pressure regulator, etc.
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