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imperviousness [ɪm'pɜːviəsnəs, ɪm'pɜːrv-] n
gen. 不透水性
archit. 不透过水性
desert. 不透气性; 不透性
hydroel.st. 不透水性
plast. 不渗透性
tech. 密封性; 不透水 (性); 不透过性; 不通透性
imperviousness: 20 phrases in 5 subjects
Bridge construction2
Earth sciences2
Engineering geology1
Hydroelectric power stations1
Technology14

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