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- She had lots of drill in listening. 她在听力方面受过许多训练。
- Shall we leave now? It's just the shank of the evening. 现在就走吗?才刚天黑呢!
- It was a kind of drill, we did it almost daily. 那是一个练习,我们差不多天天都做。
- Essential elements of drill hole. 钻孔具有的结构和尺寸因素。
- Suitable for grinding the clearance of twist drill and square shank of taps. 使用于麻花钻头刃背削和丝锥方柄磨削。
- New recruits have three hours of drill a day. 新兵一天有叁小时的操练.
- shank of drill 钻头柄
- They measured the length of drill collars yesterday. 他们昨天仗量了钻杆和钻链的长度。
- After months of drilling, oil was found off the coast. 经数月钻探,在沿海找到了石油。
- Shall we leave now?It's just the shank of the evening. 现在就走吗?才刚天黑呢!
- After several months of drilling in the desert, the prospectors struck it rich. 勘探者们在沙漠中花了几个月的时间钻井,终于钻出了石油。
- Our class got lots of drills in algebra. 我们班在代数上有大量的练习。
- Fill tanks with required amount of drilling water. 向泥浆池中加入需要量的钻井水。
- During drilling, the drill bit is with drawn inside the DTH and pressed against the drive chuck.The piston strikes directly against impact surface of the shank of the bit. 钻进过程中,钻头被推进冲击器,并压在卡钎套上,此时活塞直接冲击钻头进行凿岩。
- We did lots of drills in Grammar. 我们做了大量的语法练习。
- He was rudely awakened by the sound of drilling. 他突然被钻孔的声音吵醒。
- Study of testing the force of cutting edge of drill point. 麻花钻头切削刃受力测试研究
- The portion of a typeface that projects beyond the body or shank of a character. 突出部分铅字的字面突出于字身或字干的部分
- Measure rough dimension of drilling hole. 测量打孔珍珠大致尺寸.
- Dimond drilling sheet : Suit for various kind of drill machine. 简 介: 金刚石钻片:适用于台钻、进口、国产机械专用设备。