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1·Fluids flow down a hydraulic gradient, from points of higher to lower hydraulic head.

流体向水力梯度下游的流动是从水力压头较高处到水力压头较低处。

2·Especially the study on the hydraulic gradient in the inclined pipes is nearly blank.

尤其是各浓度下，倾斜管道中的水力坡度研究几近空白。

3·The initial water content can evidently influence the amplitude of this change of its hydraulic gradient.

初始含水率的不同，对水势梯度变化幅度具有明显影响。

4·At last, the direction for research on hydraulic gradient calculation of paste backfill slurry is pointed out.

最后指出了膏体充填料浆水力坡度计算的研究方向。

5·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。

6·Hydraulic gradient in sand increases constantly and the maximum is occurred when the bottom of bucket arrives to the sand surface.

砂中水力梯度一直增大，极大值产生在桶底接触砂面时。

7·If the blanket length reaches certain value, its hydraulic gradient is steady and the variety of seepage discharge also not obvious.

当铺盖长度达到一定值时，水力坡降稳定且渗流量的变化也不明显。

8·Test results of Qiantang River silt in Hangzhou show that the critical hydraulic gradient of the silt differs from that of sandy soil.

对杭州钱塘江粉土的实验结果表明，粉土的临界水力比降与一般砂土有差异。

9·Coupling the Bernoulli's equation and critical tractive stress theory, a critical hydraulic gradient model based on critical velocity is developed.

结合伯努里方程和临界牵引力理论，得到了基于临界速度的临界水力梯度公式；

10·For the same nuclides, the change of hydraulic gradient has more influence on relative concentration when the hydraulic gradient is getting smaller.

且对同一种核素而言，水力坡度越小时其变化对相对浓度的变化影响越大。