... suction valve seat 吸水阀座 suction valve spring 吸入阀簧 supersonic light valve 超声光阀 ...
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valve spring suction 1st stage 入口单向阀片弹簧
suction valve spring
吸气阀弹簧
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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.
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。
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