超: exceed; surpass; overtake转速: speed; revolution; rotation ...控制: control; dominate; regulate; ...轴转速控制: shaft speed control转速控制: rotary speed control; rpm control; spin-rate control转速控制杆: revolution control lever转速控制器: rotary speed controller; rotational speed governor调频转速控制: ac and frequency speed control调压转速控制: ac adjustable voltage speed control交流转速控制: ac speed control; alternating current speed control主轴转速控制: spindle speed control; spindle-speed control转速控制范围: range of speed control转速控制精度: speed accuracy转速控制系统: speed control system自动转速控制: automatic speed control超转速: excess revolution; overspeed变速控制转速调节: variable speed control电动机转速控制: motor speed control电子转速控制系统: speedtronic controlling system发动机转速控制: motor speed control发动机转速控制器: motor speed controller风扇转速控制器: fan mate 2起动转速控制阀: starting speed control valve陀螺转速控制电路: gyro speed control circuit线性风扇转速控制: dc fan control