查询词典 perviousness

It will becom e loose when this rock is disturbed. The test result shows that, by compaction, fine sands and mid-fine sands of the rock possess the charac teristics of non-expansion, weak freeze-expansion, exceedingly light perviousness and high shearing strength.

通过试验证实：细沙、中细砂经压实后，均有较好的压实性，不产生膨胀，属弱冻胀，极微透水，低压缩性，较高的抗剪强度，这些特性指标均能满足工程要求。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。