non-steady seepage

• 非稳定渗流

non-steady seepage的用法和样例：

例句

1. The permeance curve of the designing rainfall process is given.The unsaturated and unsteady seepage analysis is made on the slope under the condition of rainfall.
   给出了该降雨过程的入渗曲线，并对降雨条件下滑坡的非饱和非稳定渗流进行了研究。