Electric power ergograph is a load or device of absorbingpower, 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。
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The impact test of the pendulum is used to strike the notched specimens of the cantilever beam with a prescribed height, and the test of impact absorbingpower when the specimen is broken.