透水的

There was a waterproof canopy over the platform.

台上有不透的罩篷。

Rubber boots are impervious to water.

橡皮靴是不透的。

The maximum depth of the pit is mainly related to the inflow angle, unit discharge and the perviousness of the dike etc. with the maximum impact from the Unit discharge.

透桩坝的坝前最大冲刷坑深度主要与宽量、入角、桩坝透因素有关，其中宽量对冲刷坑深度的影响最大。