... opening pressure of safety valve 安全阀开启压力 operating valve 操纵阀; 操作阀 operating valve body 操作阀体 ...
基于304个网页-相关网页
operating valve body 操作阀体 ; 作用阀体
operating valve gasket 操作阀垫圈
operating valve spring 操作阀簧 ; 作用阀弹簧
operating valve cap 操作阀盖
operating valve stem jaw 操作阀柄爪
hydraulic brake operating valve 液力制动操纵阀
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