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- Miniaturization and automatization of the ultrasonic drilling device can bring about more wideapplication in ultrasonic process field. 超声振动制孔装置的小型化和自动化可以扩大其在复合材料加工领域的应用范围。
- Drilling experiments are also done to test the performance of this ultrasonic driller. 同时进行了钻孔实验,对超声钻的性能进行了评估。
- The drilling troops mustered on the hill. 演习部队在小山上集合起来了。
- ultrasonic drilling and grinding 超声钻磨
- The workman is drilling in the wall. 工人正在墙上打孔。
- Drilling is cutting a hole with a drill. 钻削就是用钻头钻一个孔。
- At six we were fallen in for drill. 六点钟我们站好队准备操练。
- The noise of the drilling is intolerable. 钻孔的噪音让人受不了。
- 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。
- ultrasonical drilling 超声凿岩
- 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。
- After months of drilling, oil was found off the coast. 经数月钻探，在沿海找到了石油。
- Design of a half-wave vibration system for ultrasonic drilling 超声振动钻孔半波长振动系统的设计
- 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。
