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- Based on the production process,the drill model principle is represented and the mathematical model of drill is analyzed. 基于麻花钻的制造过程,阐述了钻尖建模原理,并对钻尖的数学模型进行了分析。
- Based on the multivariable random drilling model,the multi objective reliability optimization of deep well drilling parameters is presented. 在多元随机钻井模式理论的基础上，提出了深井钻井参数多目标可靠性优化方法。
- 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。
- Standing by him was a model worker. 站在他旁的是一位劳动模范。
- 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。
- I think I can get that special model for you. 我想我可以为你找到那种特别的型号。
- This drill can bore through rock. 这台钻机能钻透岩石。
- She has been held up as a model worker. 她被推举为模范工作者。
- He showed us a model of the new office building. 他给我们看了新办公楼的模型。
- The dentist's drill made a lot of noise. 牙钻发出很大的噪音。
- He taught Tom how to make a model airplane. 他教汤姆作模型飞机的方法。
- John is repairing his model plane at his leisure. 约翰不慌不忙地修理着他的航模。
- The old sailor chipped out a tiny model boat. 那名老水手一点儿一点儿地削出一个小船模型。
- What's the drill for claiming expenses? 费用报销的手续，是怎样的?
- The luxury model gives a smoother ride. 坐这种豪华型汽车感觉很平稳。
- That beautiful girl is a fashion model. 那位漂亮的女孩是一位时装模特儿。
- The new model delivers speed and fuel economy. 这种新型设计能提高速度、 节约燃料。
