常見例句雙語例句Specify required extension length from centerline of valve to handwheel.注明從閥門中心到手輪的所需加長件的長度。This dimension must be at least twice the dimension from center line to handwheel.這個尺寸必須至少爲從閥門中心線至手輪距離長度的兩倍。To order handwheel or chainwheel actuators, add the appropriate order code to the basic valve order code.訂購手輪或鏈輪執(zhí)行器時，要在主閥門訂購代碼基礎上增加適儅的執(zhí)行器訂購代碼。 返回 handwheel