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| 不透水障 | |||
| 不渗水层 | |||
| 不透水阻体; 隔水屏障 | |||
| 不透水隔层; 不透水幕; 不透水层 | |||
| 不渗透隔层; 非渗透性阻挡层 | |||
| 隔水岩层; 隔挡层; 非渗透性遮挡; 防渗层; 不透水隔层; 不透水层; 不渗透遮挡层; 不渗透屏障; 不可渗透层 | |||
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impermeable barrier : 2 phrases in 2 subjects |
| Oil / petroleum | 1 |
| Technology | 1 |
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