The impervious PVC geomembrane liner is deployed over the damface and anchored by welding to the PVC flaps.
在坝面铺上防渗PVC土工膜衬垫,并与PVC膜片焊接固定在一起。
2
It was theorized with a high degree of probability that the change in period was due to the nonlinearity of the hydrodynamic pressure acting on the upstream face of the dam.
据推论最大可能性是在那一时间段非线性水压作用于坝体上游面所造成的差别。
3
The kangaroo held the dog under water at a dam near Melbourne and left deep lacerations across the 49-year-old owner's face and body when he risked his neck to save his pet.