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- Sonic drilling is an effective means for collecting continuous core samples in all types of overburden formations. 声波钻进是在各种覆盖层中采集连续岩心样品的有效手段。
- At six we were fallen in for drill. 六点钟我们站好队准备操练。
- The sound of that drill jangles horribly on the nerves. 那台钻机的声音响极了，十分刺耳。
- A trademark used for a sonic depth finder. 回音测深仪一种声音测深仪的商标
- 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。
- sonic drill for shallow hole 浅孔用声波钻机
- 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。
- Pneumatic signals will travel only at sonic speeds. 气动信号的传输速度仅仅相当于音速。
- 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。
- Sonic Lock Loud Alarm deters Laptop Theft! 用强劲声波警报锁来阻止你的本本被人偷窃!
- It's an electric drill with a range of different attachments. 这是一个带有各种配件的电钻。
- 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
- The new aircraft creates a sonic boom. 那种新飞机会产生声震。
- 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。
- Sonic booms, baby! Let's do this thing... 或：音爆来了，宝贝！让我们开始吧！
