a frog's skin is permeable to water.
青蛙的皮肤能透水。
碍物，屏;a frog's skin is permeable to water.
青蛙的皮肤能透水。
permeable membranes; rock that is permeable by water.
渗透膜；被水渗透的岩层
Aren't all membranes semi-permeable? That is, the whole point of a membrane is that it lets some things through and others not. Membranes by definition are permselective or semi-permeable barriers.
也就
说他认为所有的膜都半透的，从定义来看就
透过或者半透结构。
The amplitude of the head fluctuation decreases with the storativity and leakage of both semi-permeable layers and increases with the leakance of the silt-layer.
分析表明，承压含水层中地下水水头波幅上、下弱透水层贮水率和越流系数的减函数，淤泥层相对透水系数的增函数；
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
