液体的粘度反映了介质流动的难易程度，粘度过高会增加内摩擦阻力，降低输出功率，浪费能量，并产生过高的系统温度。
The viscosity of the liquid medium reflects the ease of mobility, high viscosity, friction will increase, reducing output power, a waste of energy and have a high temperature.
上下压轮装置采用滚动摩擦，有利于减少工作阻力，降低功率消耗。
Friction installations of up and down roller will help reduce resistance and lower power consumption.
本文探讨了挤压轮所受的坯料变形阻力矩及摩擦阻力矩的计算方法，从而推导出连续挤压包覆机传动功率的计算公式。
According to the working principal of the vacuum fixed type vacuum belt filter, we draw out calculating formula of the drive power and the tension of the urbber belt.
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