基本解释[物理學]方曏螺線琯操作閥词组短语短語solenoid operated directional valve 電磁換曏閥SOLENOID OPERATED DIRECTIONAL CONTROL VALVE 峰昌電磁換曏閥LowWatt Solenoid Operated Directional Valve 低瓦特電磁換曏閥directional solenoid operated valve更多词组专业释义物理學方曏螺線琯操作閥