derricks

英 [ˈdɛrɪks]

美 [ˈdɛrɪks]

n.  转臂起重机; (尤指船上的)吊杆式起重机; (油井的)井架，钻塔
derrick的复数

柯林斯词典

• （船舶上用的）吊杆式起货设备
  Aderrickis a machine that is used to move cargo on a ship by lifting it in the air.
• (油井上方的)井架，钻塔
  Aderrickis a tower built over an oil well which is used to raise and lower the drill.

双语例句

• The main reasons of low repair quality are found on the basis of research and analysis, and corresponding solutions are taken. As a result, the repair quality of JJ70/ 39-K derricks is improved.
  经过调查、分析，找出了影响维修质量的主要原因，采取了相应的措施，提高了JJ70/39K型井架的维修质量，取得了很好的效果。
• Lofty derricks dot the landscape in an oil field.
  高耸的井架点缀着油田的景色。
• This safety assessment is instructive for solving the problems in the well during drilling, and it is the key point for this assessment to acquire the dynamic amplificatory coefficient of derricks.
  动态应力应变法作为井架承载能力安全评价的一种科学、合理、全面的方法，动力放大系数的获得是该方法的关键之处。
• Development of computer simulation system for derricks in usage
  现役钻机井架仿真系统的研究和开发
• Their anti torture properties were analyzed, and the stresses of derricks were calculated with nonlinear computing method.
  采用非线性计算方法对井架的杆件应力进行了计算。
• Operating engineers: Playing with giant toys like bulldozers, front-end loaders, backhoes, scrapers, motor graders, shovels, derricks, large pumps, and air compressors can be fun.
  施工工程师：摆弄那些大型玩具可能是很有趣的，比如推土机、前载车、反向铲、刮运机、平地机、铲车、起重机、大型水泵以及空气压缩机。
• Keep safe working load of derricks.
  让吊杆在安全负荷下工作。
• Also the author calculates the wind shaking factors of JJ70/ 39-K derricks by means of the dynamic calculation method and mathematical statistics.
  结合现场实测和动力计算，用数理统计的方法分析计算了JJ70/39&K井架的风振系数。
• In oilfield, downhole derricks are the main part that bears the loads in the downhole operation hoist system.
  在油田起下油（气）井管柱的各种施工中，作业井架是主要的承力构件，井架的承载性能对井下各种施工作业产生直接影响。
• Structure Analysis of Open-Front Derricks for Medium-Size Rigs
  中型钻机前开回井架外形结构分析