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- Given by nomarch Hejian...Drill Unit Changsha city.... 省长何健赠。。。长沙市军事训练总队。。。。
- The milling bit rotates during the bit drilling cement plug and the milling head cuts the edge of the plug to form cement column. 新型套铣钻头在钻塞时钻头旋转,使套铣头旋入灰塞边缘后形成灰柱,单向铣牙做圆周运动切削灰柱,实现钻塞。
- Transmission, built in the top drive power head, has two speed range? High and low. It can meet the requirements of both DTH hammer drilling and carbide bit drilling. 动力头设有变速装置,有高低两个档次,以满足潜孔锤钻进及硬质合金回转钻进方法。
- 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。
- 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。
- On the condition of PDC bit drilling,how to overcome the difficulty in the cutting description with the fine or powder cuttings has become an urgent problem. 如何解决PDC钻头钻井条件下岩屑细碎甚至呈粉末状给岩屑录井带来的困难已成为录井行业急待解决的问题。
- 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。
- MOBILE OFFSHORE DRILLING UNIT SAFETY 可移动钻井平台安全证书
- He bit off a large piece of the apple. 他咬下一大块苹果。
- She was a bit queer after her husband deserted her. 她遭丈夫遗弃後精神有点失常。
- Study of Calculating the Stability of Drilling Unit 移动式钻井平台稳性的计算研究
- DRILLING FLUID PROPERTIES CONTROL FOR PDC BIT DRILLING 为PDC钻头连续钻进进行钻井液性能控制
- drill unit with fertilizer attachment 带施肥装置的条播机
- I reckon the girl is a little bit boyish. 这想这个女孩有点男孩子气。
- combined fool and electro-drive dental drill unit 脚踏电动二用牙钻机
- Do you think Jack could bite in his secret want? 你以为杰克能忍住不说出他藏在心里的欲望吗?
- The seedling have shrivel up a bit in the hot sun. 在炎热的太阳光下,幼苗已有一点乾枯。
- The little cat gave me a playful bite. 小猫顽皮地轻轻咬了我一下。
- A bit of embrocation will soothe your bruised knee. 用一点搽剂可使你那青肿的膝部消肿。
- 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。