词汇	drain port
释义	drain port 泄口
随便看	cleaning-off cleaning-off burrs cleaning of felts and fabrics cleaning of filters with granular material cleaning of grain and oil material cleaning of heat-dissipating surface cleaning of hold cleaning of ingot moulds cleaning of land cleaning of medium cleaning of membrane cleaning of metallic material cleaning of metallic material apparatus cleaning of metallic materials cleaning of meter cleaning of oil pipeline Cleaning of Oxygen Diaphragm Compressor cleaning of perforated disc cleaning of perineal hematoma cleaning of pipeline cleaning of roads by SUCTION cleaning of SACK cleaning of SACKS cleaning of seeds cleaning of sewage water