| 单词 | drawworks |
| 释义 | drawworks in the Oil and Gas Industry (drɔwɜrks) Word forms: (plural) drawworks noun (Extractive engineering: Field development, Equipment) A drawworks is a drum for reeling the drill string in and out. The drawworks spools the drilling line to raise the assembled mast to vertical. The drawworks reels the drilling line out and in as the bit penetrates into the designated sedimentarylayers or strata. A drawworks is a drum for reeling the drill string in and out. |
| 随便看 |
|
英语词典包含298861条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。