防水式电机 water proof machine ; hose-proof machine ; proof machine ; water proof electric machine

防水式电动机 waterproof motor ; water-tight type motor ; deluge-proof motor ; water tight motor

防水电动机 deluge proof motor

防水电机 WATER-PROOF MOTOR ; drip proof machine

防滴水式电动机 drop-proof type motor

防水发电机 hose-proof generator

防水式发电机 water tight generator ; hose-proof generator

防水型电机 water-proof machine ; hose-proof machine

防水型电动机 water-proof motor

防水电话机 Weatherproof Telephone