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| 有效渗透性 | |||
| 实际渗透率 | |||
| 有效透水性 | |||
| 有效磁导率 | |||
| 相渗透率; 有效渗透率 | |||
| 有效渗透系数; 有效导磁率 | |||
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effective permeability : 13 phrases in 8 subjects |
| Air defense | 1 |
| Drilling | 1 |
| Electric machinery | 1 |
| Electronics | 1 |
| Metallurgy | 1 |
| Mining | 1 |
| Oil / petroleum | 4 |
| Technology | 3 |
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