induction law归纳法inductionn.归纳法；感应；就职；诱发induction program for initial teachers入职培训induction by applied mechanical stress应力诱发induction-type under-voltage relay感应式欠压继电器induction type power directional relay感应式功率定向继电器induction motor type synchronous motor感应电动机式同步电动机induction digital water-level sensor感应式数字水位传感器induction type integrating watt-meter感应式累计功率表Induction of microsomal enzyme activity药酶诱导作用induction heating / multiple chopper感应加热；多重斩波induction disc-type directional relay感应圆盘式定向继电器