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- The mast assem-bly supports the rotary drill head and its hoisting mechanism. 支架组件支持转动钻头及其提升机构。
- Spindle feeds and speeds are controlled by selector levers which engage the proper gears in the drill head. 主轴的进能量和转速是通过选速杆使主轴箱中的适当齿轮相啮合而控制的。
- We can manufacture all kinds drill heads, sonde housings,directional bladesl,drill bits adapters save subs,starter rods,pullers and pullback swivels according to requirements. 根据客户要求可提供各种规格的导向钻头,钻头版,钻头,短节与接头,拉管接头,分动器。
- She nestled her head on his shoulder. 她将头依偎在他的肩上。
- The deer lowered its head to drink from the pond. 鹿低下头去喝池塘里的水。
- At six we were fallen in for drill. 六点钟我们站好队准备操练。
- He gave the little boy a clout on the head. 他在那小男孩的头部打了一下。
- I saw the small girl topple over and hit her head. 我看见那小女孩栽了一跤,碰着了头。
- The sound of that drill jangles horribly on the nerves. 那台钻机的声音响极了,十分刺耳。
- I was dazed by the blow on my head. 我的头挨了一击而觉得晕眩。
- 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。
- She leaned her head back and whispered the news. 她向后仰着头,小声说出了这个消息。
- 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。
- The horse kicked its fallen rider about the head. 那匹马乱踢从它背上掉下来的骑手的头部。
- She had lots of drill in listening. 她在听力方面受过许多训练。
- A price of $1000 was set on the jewel thief's head. 悬赏1000美元抓住这个珠宝窃贼。
- This drill can bore through rock. 这台钻机能钻透岩石。
- As I was waiting for a bus a brick fell on my head. 当我在等公共汽车时,一块砖头落到了我的头上。
- The dentist's drill made a lot of noise. 牙钻发出很大的噪音。
- He because of bashful but low head. 他因羞愧而低下了头。