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| 污油池; 废油池 | |||
| 水仓用于贮存和沉淀井下涌水的一组巷道 | |||
| 脱水罐; 脱水槽 | |||
| 排液贮液 | |||
| 排水坑 | |||
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drain sump : 7 phrases in 3 subjects |
| Automobiles | 3 |
| Oil / petroleum | 1 |
| Technology | 3 |
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