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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。
- Design of the Drilling Head Using in Oblique Oilhole of Crank 曲轴斜油孔钻削头设计
- She nestled her head on his shoulder. 她将头依偎在他的肩上。
- The drilling troops mustered on the hill. 演习部队在小山上集合起来了。
- Keywords crank's oblique oilhole;special drilling head;electromagnetic clutch; 曲轴斜油孔;专用钻削头;电磁离合器;
- The deer lowered its head to drink from the pond. 鹿低下头去喝池塘里的水。
- The workman is drilling in the wall. 工人正在墙上打孔。
- He gave the little boy a clout on the head. 他在那小男孩的头部打了一下。
- Drilling is cutting a hole with a drill. 钻削就是用钻头钻一个孔。
- 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。
- I was dazed by the blow on my head. 我的头挨了一击而觉得晕眩。
- double deep hole drilling heads machine 双头深孔钻床
- She leaned her head back and whispered the news. 她向后仰着头，小声说出了这个消息。
- 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。
- 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。
- 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。
- 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。
