The empirical formula and calculation parameters can be used in design of post grouting man power mine pile on the same geological type with reference value.
应用的经验公式及其计算参数可供同类型地质的后压浆人工挖孔桩的设计参考。
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.
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。
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