1、

The jacket cap for drilling is temporal structure and it can be used about 1 to 2 years. According to the design to drill wells on platform BZ 25.

钻井帽是临时性结构,使用时间即给定周期,一般约1~2年。

互联网摘选

2、

The working characteristic of wire rope for well drilling, and the use conditions, structure, specification and production technology requirements of large diameter wire ropes for drill oil derrick base rising are analyzed.

分析钻井用钢丝绳的工作特点,钻机井架底座起升用粗直径钢丝绳的使用工况条件、结构、规格和生产技术要求;

互联网摘选

3、

Research on several key techniques in the structure design of appropriative drill press

专用钻床结构设计中的若干关键技术研究

互联网摘选

4、

The research works on the structural characters, working mechanism and structure emulation of a drilling-workover dual-purpose top drive device which is driven by full-hydraulic way and can satisfy the operations in slim-hole drilling, directional drilling, side-tracking and well workover, etc.

文章介绍了一种能满足小井眼钻井、定向井、侧钻井及修井等作业的全液压驱动方式的钻修两用顶部驱动装置的结构特点、工作机理和结构仿真研究工作。

互联网摘选

5、

Internal Combustion Rock Drill Stem Throttle Parts of Structure to Improved Operational

内燃凿岩机柄体部件油门操作机构的结构改进

互联网摘选

6、

Design and Structure Simulation of Spud Carriage System for a Drill-Burst Ship

钻爆船钢桩台车系统设计研究与结构仿真

互联网摘选

7、

Application of portable total station instruments to steel structure installation of oil drilling-producing derrick

便携式全站仪在钻采井架钢结构安装中的应用

互联网摘选

8、

The main parameters, structure and machining of a parabolic slot type drill is introduced.

介绍一种抛物线槽型钻头(深孔钻)主要参数、结构及其加工。

互联网摘选

9、

Structure of Foreign and Domestic Downhole Electric Drill

浅析国内外潜孔电钻的结构特点

互联网摘选

10、

This thesis selects the power drill as an example and the product main model has been established by analyzing the structure of power drill.

本文以电钻为例,分析其成组机构,建立了电钻的产品主模型。

互联网摘选

11、

Thinking Drill in Analytic Geometry Teaching& from the solution to structure

解析几何教学中的思维训练&从构造性解法谈起

互联网摘选

12、

Research of Structure and Performance of Diamond Core Drill Bit Superfine Base Powder Segments

超细基粉金刚石薄壁套筒钻胎体的组织性能研究

互联网摘选

13、

List the semi-submerged platform and drill-ship that equipped dual derrick, also the main form of dual derrick. Select the proper topology structure and finish initial setting of parameters.

列出双井架平台和钻井船和使用双井架主要的结构形式,选择合适的井架拓扑结构。对双井架使用状况分析,完成井架参数的初步设定。

互联网摘选

14、

The s detecting structure instrument of the roof rock is integrated in the pneumatic bolt drill and data processing is adopted BP algorithm of mature net to identify the structure.

其中,顶板岩层结构探测仪是集成在风动锚杆钻机上,数据处理采用训练成熟的BP算法神经网络进行结构的识别;

互联网摘选

15、

Although the structure of drill string seems simple, it bears rather complicated outside force.

虽然钻杆柱在结构上看似较为简单,但实际上,它承受着相当复杂的外力。

互联网摘选

16、

An analysis on structure of hydraulic wagon drill's working mechanism

液压钻车工作机构的结构分析

互联网摘选

17、

Fabrication of Metallic Crystal Structure Model and the Design of Spheroid Drill Plate

金属晶体结构模型的制作及球体钻模的设计

互联网摘选

18、

Based on the well structure size and the drilling parameters, the characteristic of drill pipe reverse rotation, the calculating formula of the reverse rotation speed and its bending frequency was analyzed in detail.

根据塔里木油田井身结构尺寸、钻井参数,详细地分析了塔里木油田钻杆反转转速、弯曲频率和其环隙比与反转运动的关系。

互联网摘选

19、

Introduces structure characteristic, precision design calculation of drilling, machining demand and application effect of drilling die and clamp used for producing bonnet by common drill press.

介绍了在普通钻床上加工球阀副阀体法兰的钻模夹具结构,分析了该夹具的钻孔精度、制造要求和使用加工效果。

互联网摘选

20、

Probe on the Failure Analysis and the Design Optimization of Drill Pipe Structure

失效分析对钻杆结构设计优化的促进

互联网摘选

  • 今日热词
  • 热门搜索

英语网英语词典(dict.25820.com)为您提供在线翻译英语词典单词大全英译汉汉译英等英语服务!可按单词字数词义分类查询。支持lj:关键词格式查询例句。

用户反馈
请选择反馈类型(可多选):
您的联系方式:
反馈内容:
提交成功 小编会尽快处理
回到顶部
点击反馈