一次阀
一次阀-
爆破式一次动作安全阀
Blasting type one action safety valve
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简要分析高压水射流清洗机用安全阀存在的一些问题，对爆破式一次动作安全阀的结构、性能、特点作出了全面的阐述。
In brief analyzing some question of safety valve of high-pressure water jet cleaning machine , making with all-round expound in allusion to structure , capability and particular of blasting type one action safety valve .
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针对弹簧式安全阀高压工作时开闭可靠性差，而销钉、膜片式安全阀不耐疲劳状况，设计出密封圈式一次动作安全阀。
In order to solving the problems of the poor stability of spring relief valve working under high pressure and the poor fatigue resistance of pin and membrane relief valve , an one-off gasket like relief valve is designed .