订货时须注明电动机型号、功率、电压、频率、转速及速比。
When ordering, please state the type, rated power, rated voltage, rated frequency, speed and speed ratio etc.
动力参数包括：电动机功率、额定转速、电机型号等。
Power parameter include: motor power, rated speed, motor model, etc.
动力参数包括：电动机功率、额定转速、电机型号等。
Power parameter include: motor power, rated speed, motor model, etc.
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