电力测功机是常用的负载与吸功设备，主要用来对中等大小的扭矩测功。
Electric power ergograph is a load or device of absorbing power, which mainly is used of measuring power for middling torque.
电力测功机是常用的负载与吸功设备，主要用来对中等大小的扭矩测功。
Electric power ergograph is a load or device of absorbing power, which mainly is used of measuring power for middling torque.
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