| 普通话 | cmn-000 |
| 密封接头 | |
| English | eng-000 | airtight joint |
| English | eng-000 | hermetic seal |
| English | eng-000 | pack-off adapter |
| English | eng-000 | seal fitting |
| English | eng-000 | seal joint |
| English | eng-000 | seal nipple |
| English | eng-000 | seal sub |
| English | eng-000 | sealing adaptor |