The operation, should avoid high voltage line and elevated grid, to ensure the pile machine drill stand erect not be affected.
作业时，应避开高压线路及高架电网，以保证按桩机钻架的架设不受影响。
In theory, the Army could use such a system to approach targets covertly and drill through concrete, steel, wood, or other materials from a stand-off distance equal to the length of a football field.
理论上，美国陆军将利用该系统实现某些目标，既通过远距离(超过一个足球场的距离)的设备对混凝土、钢铁、木头以及其他材料进行隐蔽的击穿作业。
John Loring tried a coarse drill jacket of stand-up collar in Chinese tunic suit style. Match with other more traditional clothes he dresses it appear an amazing effect.
约翰•洛林 (JohnLoring) 试穿了一件中山装式样立领式粗斜纹棉布夹克，与他身上其它更加正统的服装搭配起来，看上去竟有种出奇效果。
The guide rule and general plan to design a laboratorial test stand for drill pump valves are expounded, and the regulation and calculation of the system pressure of the stand are discussed.
系统地阐述了钻井泵泵阀试验台的设计指导思想和设计方案的确定依据，并介绍了试验台系统压力的调节方法和计算公式。
After looking for the lift sub everywhere, we found it on the stand of drill co1lar.
在到处寻找之后，我们发现那个提升短节在钻铤上接着。
Cordless Drill 1. Sample is assembled on a suitably constructed test stand 1. Run without load 15sec.
充电钻1。样品以合适的位置固定在测试台上1。空载跑机15s。
Cordless Drill 1. Sample is assembled on a suitably constructed test stand 1. Run without load 15sec.
充电钻1。样品以合适的位置固定在测试台上1。空载跑机15s。
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