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Terms for subject Oil / petroleum containing delayed-action | all forms | exact matches only | in specified order only
| English | Chinese |
| delayed action packing adapter | 延迟封隔衬管接头 |
| delayed action packing liner hanger | 延迟封隔尾管悬挂器 |
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| English | Chinese |
| delayed action packing adapter | 延迟封隔衬管接头 |
| delayed action packing liner hanger | 延迟封隔尾管悬挂器 |