spring-controlled float valve的意思|示意
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弹簧控制浮子阀
spring-controlled float valve的网络常见释义
弹簧操纵浮阀 ... controlled float valve 弹簧操纵浮阀 ; 遥控浮球阀 Remote-controlled float valve 遥控浮球阀 spring-controlled float valve 弹簧操纵浮阀 ...