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.
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.
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