| 释义 |
jack-up|ˈdʒækʌp|
[f. jack v.1 1.]
In full, jack-up rig. A type of drilling rig for use in an offshore oil-field the legs of which are lowered to the sea bed from the operating platform.
1965Oil & Petroleum Year Bk. 511 (Advt.), Santa Fe's offshore operations now include drilling services from fixed platforms, jack-ups and the semi-submersible Blue Water No. 2. 1967Ocean Industry Dec. 11/1 Husky's New Jack-up Rig Designed for North Sea Husky Oils new $10-million jack-up Gulftide was christened October 6. 1970New Scientist 29 Oct. 219/2 In the North Sea..of the dozen or so mobile rigs usually operating the most common types are the semi-submersible and the jack-up. Ibid., Jack-ups are..very vulnerable when jacking up or down to move location. 1972Times 23 Nov. 23/2 The discovery was made by the new jack-up rig Zapata Nordic which is under long term contract to Shell. |