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Terms for subject Ecology containing oil gas | all forms | exact matches only | in specified order only
| English | Chinese |
| gas-oil ratio | 油气比 |
| geologic al reserves of oil and natural gas | 石油天然气地质储量 |
| oil gas refinery waste water | 石油气工厂废水 |
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| English | Chinese |
| gas-oil ratio | 油气比 |
| geologic al reserves of oil and natural gas | 石油天然气地质储量 |
| oil gas refinery waste water | 石油气工厂废水 |