We put up at the surface an oil derrick.
我们就在那块地面上竖起一个井架。
An oil derrick showered silver confetti on the whooping crowd.
竖起的油井架向欢呼的人群中喷洒着银色的纸屑。
When is has been decided where we are going to drill, we put up at the surface an oil derrick.
当确定钻孔地点后，我们就在那里竖起一个井架。
An oil derrick is a necessary supporting frame, and plays an important role in oil production.
采油井架钢结构是钻采石油时所必需的支架结构，对油田生产起着重要作用。
When it has been decided where we are going to drill, we put up at the surface an oil derrick.
当确定钻孔地点后，我们就在那里竖起一个井架。
During the manufacture of oil derrick, such factors as welding defects, deforming and cold crack have key effect on the oil derrick quality.
在井架的制造过程中，焊接缺陷、焊接变形和焊接冷裂纹是影响井架质量的关键因素。
The natural frequency of oil derrick changes with the changing of the load it bears on, this character of oil derrick is the theoretical basis for establishing the dynamic evaluating method.
石油井架的固有频率随所受荷载的变化而变化这一特性，是建立石油井架承载能力动态测评方法的理论依据。
By analyzing the wind disaster of oil rig derrick, the basic reasons of the By analyzing normal work or falls in the service drilling machine derrick in oilfield were analyzed.
从石油井架风灾害分析入手，客观分析了油田在役钻机井架不能正常工作或倾倒的根本原因。
Lofty derrick dot the landscape in an oil field.
高耸的井架点缀着油田的景色。
The principle of the aerodynamics is used to study the land wind field characteristic of the Daqing oil field and the wind load spectrum theory of oil rig derrick has been established.
运用空气动学原理，研究了大庆油田的陆地风场特性，进行了井架结构风载荷谱理论分析。
As a commercial diver in the offshore oil fields of the Gulf of Mexico, I was assigned to a job on board a derrick barge.
我在墨西哥湾的一个海面油田做职业潜水员，一次被指派到一艘吊杆起重驳船上工作。
Lofty derrick dot the landscape in an oil field...
高耸的井架点缀着油田的景色。
To meet the need of exploitation of the South China's sea oil, the CNOOC is building China's first deepwater pipelay derrick vessel, which can pipe to 3000 metres deep.
为了满足开采南海深水石油的需要，中海油建造了我国第一艘深水起重铺管船，它的铺设水深达到3000米。
To meet the need of exploitation of the South China's sea oil, the CNOOC is building China's first deepwater pipelay derrick vessel, which can pipe to 3000 metres deep.
为了满足开采南海深水石油的需要，中海油建造了我国第一艘深水起重铺管船，它的铺设水深达到3000米。
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