The author puts forward here that the specific volumetric power should be regarded as the criterion of evaluation for all of the economic norms.
作者提出直流牵引电动机的各项经济指标均应以单位容积功率为标准来评价。
The author puts forward here that the specific volumetric power should be regarded as the criterion of evaluation for all of the economic norms.
作者提出直流牵引电动机的各项经济指标均应以单位容积功率为标准来评价。
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