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| 渗透性障碍 | |||
| 阻渗层 | |||
| 不渗透性隔层 | |||
| 隔渗层 | |||
| 低渗透阻挡层; 渗透率屏障层 | |||
| 透性障; 渗透阻挡层 | |||
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permeability barrier : 3 phrases in 1 subject |
| Oil / petroleum | 3 |
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