单词	造船設計
释义	造船設計1. boatbuilding
随便看	commutator ammeter commutator arcing commutator armature commutator bar commutator-bar commutator bore commutator brush commutator brush track diameter commutator bushing commutator circuit commutator controller commutator-controlling commutator core commutator-core extension commutator dressing stone commutator end commutator end bearing commutator end head commutator face commutator frequency changer commutator generator commutator grinder commutator grinding commutator group commutator hood