将计算的总功率需求量与测量的电功率需求量比较，通过所述比较确定带式设备的单位运动阻力。
The calculated overall power requirement is compared to the measured electric power requirement, and from the comparison a specific resistance to movement is determined for the belt web system.
将计算的总功率需求量与测量的电功率需求量比较，通过所述比较确定带式设备的单位运动阻力。
The calculated overall power requirement is compared to the measured electric power requirement, and from the comparison a specific resistance to movement is determined for the belt web system.
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