您要查找的是不是：
- Application of the method to drilling mast and some other truss structures demonstrates the usculness and accuracy of the algorithm. 结果表明,本方法对于大柔度结构的设计是十分必要的,一些石油井架用本方法进行设计将使结构更加经济可靠。
- In this paper,the authors improved and developed the practical formulas in the document [1] ,and discussed the method and principle for checking the integrate stability of drilling mast when there are primary defects. 本文以文献[1]为基础,通过对实用计算公式的适当修改和扩充,讨论了存在初始缺陷时,校核井架总体稳定性的方法和原理。
- Drilling is an important part during oil and gas exploration and development. As the key part of drilling equipment, the load capacity of the drilling mast is closely related to the safety of the whole drilling rig system. 钻井是石油天然气勘探与开发的一个重要环节,钻机井架作为钻井设备的关键部分,其承载性能直接关系到整套钻机系统的安全运行。
- Jackup drilling mast and its application 自升式钻井井架及其应用
- Intelligent deviation rectifying study of earth drill mast 钻孔机立柱智能纠偏系统的研究
- STUDY ON METHOD FOR EVALUATING SAFETY LOAD CAPACITY OF DRILLING MAST 钻机井架安全承载能力评定方法研究
- The mast went by the board in the storm. 那船桅在暴风雨中落于船外。
- Keywords drilling mast;Jackup mast;structural analysis;installation; 钻井井架;自升式井架;结构分析;安装;
- The drilling troops mustered on the hill. 演习部队在小山上集合起来了。
- The tall man always wore his trousers at half mast. 那高个子老是穿着一条长不及踝的裤子。
- She tied on the flag and ran it up the mast. 她把旗子系上,顺杆升起。
- The mast was bent during the storm. 桅杆在风暴中变弯了。
- The workman is drilling in the wall. 工人正在墙上打孔。
- Drilling is cutting a hole with a drill. 钻削就是用钻头钻一个孔。
- My nephew worked his passage to Sydney before the mast. 我的侄儿乘船去悉尼时在船上充当普通水手，打工以抵偿旅费。
- At six we were fallen in for drill. 六点钟我们站好队准备操练。
- The boy is so untidy-he always has his socks hanging at half mast. 这男孩衣衫不整，袜子总是没有拉直。
- The noise of the drilling is intolerable. 钻孔的噪音让人受不了。
- A pennant lolling from the mast. 信号旗松散地从桅杆上垂下来
- The sound of that drill jangles horribly on the nerves. 那台钻机的声音响极了，十分刺耳。
