- boring tower
- drilling derrick
- 钻井: borehole; well drilling
- 架: frame; rack; shelf; stand
- 油井架；钻井高塔: oil derrick; oilderrick
- 分块式钻井井架: sectioned drilling mast
- 井架: 1.[石油工业] derrick; oil derrick; rig 轻便井架 portable derrick [mast]; 高耸的井架点缀着油田的景色。 lofty derricks dot the landscape in an oil field.2.[矿物学] headframe; pitheadframe; headstock;3.(水井架) well head
下载手机词典可随时随地查词查翻译