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Terms for subject Earth sciences containing drop in | all forms | exact matches only | in specified order only
| English | Chinese |
| drop in valve | 投入式止回阀• |
| pressure drop in bit nozzles | 钻头喷咀压降 |
| pressure drop in pipe | 管内压降 |
|
| English | Chinese |
| drop in valve | 投入式止回阀• |
| pressure drop in bit nozzles | 钻头喷咀压降 |
| pressure drop in pipe | 管内压降 |