短語詞組短語BCV Booster Control Valve 倍力控制閥booster solenoid valve 真空度booster control valve 倍力控制閥booster solenoidoperated valve 助力電磁開關pneumatic booster valve 氣動增壓閥Air booster valve patent certificate 空氣增壓閥專利證書Booster Relay for Control Valve 控制閥用增壓替續(xù)器MAIN VALVE BOOSTER RELAY 給水主調閥升壓繼氣器main valve of booster 增壓器主閥 返回 booster valve