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- Local Strength Analysis of Legs with Holes for a Self-elevating Type Drilling Unit 自升式平台桩腿的局部开孔分析
- Given by nomarch Hejian...Drill Unit Changsha city.... 省长何健赠。。。长沙市军事训练总队。。。。
- WH type drill is used to high speed drilling machine,it can ensure better accuracy and higher productivity. WH型钻头适用于高转速钻机上使用,能够保证更好的精度和更高得生产效果。
- Its drilling unit consists of laser, optical beam expander, galvanometer deflective mirror and focus system. 制孔单元由激光器、光学扩束、振镜和聚焦系统构成。
- 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。
- In addition, anticipating market developments, Huisman develops special concepts as the containerized drilling unit. 除此之外,通过先人一步的市场开发,豪氏威马以其创新的理念开发出了模块化钻探设备。
- Attention shall be paid to combination of drilling unit,operation,jarring adjustion and maintenance. 最后,对钻具组合、操作要点、上击力的调整及故障维修等提出了几点注意事项。
- The new type drilling liner tieback equipment and cementing technology are developed because of the annular gas channeling in high-pressure oil-gas well after cementing. 针对高压油气井固井后经常会出现环空窜流问题,研制了新型尾管封隔回接装置,该回接装置主要包括铣鞋、回接插头、节流浮箍,可磨铣回接筒上端和内表面的水泥残留物;
- YC series motors are suitable for powering small type drilling machines and water pumps, especially for family workshops where only single-phase current supply is available. YC系列电机是适合小功率机库、水泵、尤其以人工地,在那里仅有单相电流供应才是有效的。
- Key type drill chuck, which is widely used in various mi nal and fixing enterprises, is a kind of drilltightening device. 扳手钻夹头是广泛用于各工矿企业,装修行业的钻头夹紧装置。
- Available with our LTD All Bearing Indexable L Type Drills. 比较实用的是我们的全方位L型花健钻。
- CDR type electric convection heater is mainly applied on naval vessels, ship, and offshore oil drill units, it is installed in the accommodation area and provide spot heating to keep environment under such temperature. cdr 型电加热器主要用于海军舰艇、只以及海上石油钻井设备,安装于生活区,可进行现场加热并将环境温度保持在某一范围内。
- MOBILE OFFSHORE DRILLING UNIT SAFETY 可移动钻井平台安全证书
- Submerged barge type drilling rig 潜驳型钻油船
- The duke wrote a letter with a quill pen. 公爵用一根羽毛笔写信。
- Study of Calculating the Stability of Drilling Unit 移动式钻井平台稳性的计算研究
- Copolymerisation Type Drilling Fluid Thinner 多元共聚型降粘剂
- Hull extension type drilling rig 船体延伸型钻油船
- Stabilizing pontoom type drilling rig 稳定浮箱型钻油船
- drill unit with fertilizer attachment 带施肥装置的条播机