单词	effevtiveness
释义	effevtiveness n.有效,有力
随便看	low voltage battery system low voltage bulb low-voltage bus-bar low-voltage busbar low-voltage bushing low-voltage cable low voltage cable low voltage cable end box low voltage cable line low voltage capacitor low-voltage capacitor discharge low voltage ceramic capacitor low voltage circuit low-voltage circuit low voltage circuit breaker low-voltage circuit breaker low-voltage coil low voltage communication circuit low voltage commutator low-voltage commutator low-voltage contact low voltage current low-voltage current low voltage detect low voltage differential 欨欩欪欫欬欭欮欯欰欱代理人代理商代用代电代码代称代笔代筹代管代索