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Terms containing core barrel of double tube-rigid | all forms | exact matches only | in specified order only
| Subject | English | Chinese |
| dril. | core barrel of double tube rigid type | 内外筒相对固定的双筒取心筒 |
| tech. | core barrel of double tube-rigid | 双层双动岩芯管 |
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| Subject | English | Chinese |
| dril. | core barrel of double tube rigid type | 内外筒相对固定的双筒取心筒 |
| tech. | core barrel of double tube-rigid | 双层双动岩芯管 |