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- The tungsten carbide produced satisfied the requirements of Russian technical standard and can be used for manufacturing drilling instruments and hard metals. 采用该技术生产的碳化钨产品符合俄罗斯的技术标准要求,可用于钻探工具和硬质合金的生产。
- The drilling troops mustered on the hill. 演习部队在小山上集合起来了。
- Microscopes and telescopes are optical instruments. 望远镜和显微镜是光学仪器。
- The workman is drilling in the wall. 工人正在墙上打孔。
- The hospital imported some surgical instruments. 医院进口了一些外科器械。
- Drilling is cutting a hole with a drill. 钻削就是用钻头钻一个孔。
- The stethoscope is a medical instrument. 听诊器是一种医疗器械。
- The scientist needs some delicate instruments. 这位科学家需要一些精密的仪器。
- 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。
- This instrument monitors the patient's heartbeats. 这台仪器监听病人的心跳。
- The sound of that drill jangles horribly on the nerves. 那台钻机的声音响极了，十分刺耳。
- Telescopes and microscopes are visual instruments. 望远镜和显微镜是光学仪器。
- 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。
- The strings are a category of musical instruments. 弦乐器是乐器的一种。
- 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。
- Our dentist keeps his instruments in trays. 我们的牙科医生将他的器具放在隔底盘内。
- The dentist picked up several instruments. 那牙科医生把几把器械收拾好。
- 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。
