分析了选煤厂供配电系统中影响功率消耗的主要因素，并介绍了一些行之有效的节能措施。
This paper analyzed the key factors that affect the power consumption in power distribution system of coal preparation plant, and presents some effective energy saving measures.
本文通过理论分析，建立了计算犁体在犁耕过程中的功率消耗简化模型。
In this article we set up, by theoretical analysis, a brief model to compute the power consumption of the plough bottom during ploughing.
分析了轮式机械滚动阻力消耗功率计算中驱动轮和从动轮之间的差异，给出了一般计算公式，为轮式机械的设计提供了参考。
This paper analyses the difference between the driving wheel and driven wheel when calculating the power which the rolling resistance expends in wheel machine.
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