词汇	Synnemati
释义	Synnemati β-共霉素,青霉素N
随便看	commutator bolt commutator bore commutator brush commutator brush track diameter commutator bush commutator bushing commutator circuit commutator clamping ring commutator compound commutator-controlled weld commutator controlled welding commutator-controlled welding commutator controller commutator-controlling commutator core commutator-core extension commutator cover commutator detector commutator diameter commutator dressing stone commutator drift compensation system commutator ear commutator electromotor commutator end commutator end bearing