| 单词 |
automatic casing hanger |
| 释义 |
automatic casing hanger automatic casing hanger[¦ȯd·ə¦mad·ik ′kās·iŋ ‚haŋ·ər] (petroleum engineering) Unitized hanger-seal assembly latched at the lower end of an oil-well casing string to support the next smaller string and make a seal between the two strings. |
| 随便看 |
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