change valve
... centrifugal saw plate valve 离心机的圆盘保险(溢流)阀 change valve 活页阀;旋转阀, 转换阀;多向阀 charge valve 充气阀, 加载阀, 加液阀 ...
changeover valve
... change-over switch 转换开关 changeover valve 旋转阀 change-pole moter 变极电动机 ...
rotary type valve
... rotary switch assembly;旋转开关总成 rotary type valve;旋转阀 rotary valve;旋转阀 ...
旋转阀又称阀,是一种通过旋转部件如转动挡板旋转90度使阀从开位变化至关位的调节阀。