最后指出了膏体充填料浆水力坡度计算的研究方向。
At last, the direction for research on hydraulic gradient calculation of paste backfill slurry is pointed out.
在前人的研究基础上，推导出了向下倾斜管道沉降性浆体的水力坡度计算公式。
On the basis of forefathers' research, we derive and publish hydraulic gradient of settling slurry in downward-inclined-pipeline.
以三轴汽车为例，推导出多轴汽车的驻车极限坡度计算公式，并对其影响因素进行分析。
Taking three-axle vehicle as an example, the calculation formula of parking grade limit of multi-axle vehicle is derived with its influencing factors analyzed.
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