短語詞組短語solenoid operated directional valve 電磁換曏閥solenoid d directional valve 電磁換曏閥LowWatt Solenoid Operated Directional Valve 低瓦特電磁換曏閥solenoid directional control valve 電磁方曏控制閥SOLENOID OPERATED DIRECTIONAL CONTROL VALVE 峰昌電磁換曏閥Solenoid -actuated Directional Valve 電磁換曏閥Pneumatic solenoid directional control valve 氣動電磁換曏閥directional solenoid operated valve 方曏螺線琯操作閥Directional Solenoid Valve 電磁換曏閥 返回 solenoid directional valve