短語詞組短語feed regulating bypass valve 給水調(diào)節(jié)旁通閥pressure regulating relief valve 壓力調(diào)節(jié)安全閥power regulating slide valve 功調(diào)滑閥;功率調(diào)節(jié)滑閥speed regulating slide valve 調(diào)速滑閥Proportional regulating solenoid valve 電磁比例調(diào)節(jié)閥mercury regulating unit valve 水銀閥hand regulating expansion valve 手調(diào)節(jié)膨脹閥regulating g valve 第閥;調(diào)節(jié)閥 返回 regulating valve