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- underground drilling unit 巷道钻
- Given by nomarch Hejian...Drill Unit Changsha city.... 省长何健赠。。。长沙市军事训练总队。。。。
- The crawler makes remarkable stability and gradeability and can be widely used in slope, roof, side and floor underground drilling. 该车模块化设计，车身小、结构紧凑、重心低、机动灵活、工作稳定、爬坡能力强。
- 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。
- 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
- Study of Calculating the Stability of Drilling Unit 移动式钻井平台稳性的计算研究
- Method to solve problem of underground drill hole freezing in winter 解决井采冬季生产冻孔难题的研究
- drill unit with fertilizer attachment 带施肥装置的条播机
- combined fool and electro-drive dental drill unit 脚踏电动二用牙钻机
- Recently they have laid an underground pipeline. 最近他们铺设了一条地下管道。
- The drilling troops mustered on the hill. 演习部队在小山上集合起来了。
- The missile is delivered from underground. 这种导弹由地下发射。
- They were suspected of underground activities. 他们被怀疑进行地下活动。
- The luminous intensity on unit area. 单位面积上的发光强度。
- Moles stay underground most of the time. 钱鼠大部分时间住在地下。
- He went underground to avoid capture. 他转入秘密工作以免被捕。
- 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。
- The cavers discovered a vast underground chamber. 探穴人发现了一个地下大洞穴。
