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- A new type of subterrene drill is then designed according to experiment data.Tests show that the new subterrene drill can reach the demand. 按所确定材料的实验性能设计了新式的热熔器,试验结果达到要求。
- The practice of subterrene drilling indicates that this method not only adapts to geothermal well, but also is a new pipeless reinforcement method to be applied widely. 热熔钻进的实践证明,该方法不仅适用于地热钻井,而且也可以作为一种新的无套管护壁方法推广应用。
- Keywords ihrigizing graphite;engineering ceramics;pyrolytic graphite;high-strength graphite;new-type subterrene drills; 渗硅石墨;工程陶瓷;热解石墨;高强石墨;新式热熔器;
- Subterrene Drills 热熔钻进
- At six we were fallen in for drill. 六点钟我们站好队准备操练。
- You should finish your English grammar drills in the class. 你应该在课堂上完成语法练习。
- The sound of that drill jangles horribly on the nerves. 那台钻机的声音响极了,十分刺耳。
- You'd better set a goal before you start the drill. 练习开始前,你最好设定一个目标。
- After a long drill he told the squad to fall out. 操练了好半天之后,他让这个班解散了。
- She had lots of drill in listening. 她在听力方面受过许多训练。
- This drill can bore through rock. 这台钻机能钻透岩石。
- The dentist's drill made a lot of noise. 牙钻发出很大的噪音。
- What's the drill for claiming expenses? 费用报销的手续,是怎样的?
- The class is chopped up into small groups for oral drill. 为进行口语训练,班级分成为几个小组。
- The pupils filed out of the room during the fire drill. 在消防演习中,学生们排成纵队走出房间。
- A form of opaque or dark-colored diamond used for drills. 墨金刚石一种不透明的或深色的钻石,用作钻(头)
- It's an electric drill with a range of different attachments. 这是一个带有各种配件的电钻。
- Drilling is cutting a hole with a drill. 钻削就是用钻头钻一个孔。
- A shaft on which a working tool is mounted, as in a dental drill. 心轴用于安装工具的蕊棒,如牙钻蕊棒
- As the diamond tip of the drill revolves, it is lubricated by mud. 在钻机的金刚钻头旋转的时候,泥浆便进行了润滑。