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- horizontal long drilling hole 水平长钻孔
- Experiment of Gas Drilling with Horizontal Long Drill Bores in 1307 Mining Face 1307工作面顺层长钻孔瓦斯抽放试验研究
- 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。
- MEASURES FOR ENHANCING THE EFFICIENCY OF PUMP-SUCTION REVERSE CIRCULATION BORING OF DEEP AND LONG DRILL HOLE CAST-IN-PLACE PILE 提高深长钻孔灌注桩泵吸反循环钻进效率的措施
- Numerical simulation of water injection into coal seam through long drill hole and determination of its reasonable parameters 煤层长钻孔注水过程的数值模拟与参数的合理确定
- Measure rough dimension of drilling hole. 测量打孔珍珠大致尺寸.
- Essential elements of drill hole. 钻孔具有的结构和尺寸因素。
- If only raising drilling fluid density to prevent hole sloughing,it will lead to slow penetration rates and long drilling cycles. 如果单纯提高钻井液密度防塌，则导致机械钻速低，钻井周期长。
- Should Drill hole on the fuselage reinforcing plate. 要钻在机身的加强层板上。
- After a long drill, the commander told his men to fall out. 在操练了很长时间以后, 指挥官命令士兵们解散。
- He broached out the drilled hole. 他凿大钻孔。
- This is general HSS long drills for deep holes. 这是适用于深孔的通用型高速钢长钻头.
- This power tool is used for drilling holes. 这个电动工具是用来钻孔的。
- Remove stem assembly (A) and lock setting by drilling hole and inserting dowel pin (C). 拆卸阀杆总成(A)，并且通过钻孔锁定设置和插入定位销(C)。
- long drilled hole 长钻孔
- Most darts are marked with notches for the dart site and drill hole for the point at which the dart terminates. 大多数省道用刀眼作为省道定位标记,用钻眼表示省道终端。
- The plastic hose should have the correct external diameter in relation to the drill hole. 塑料软管的外径应该与炮眼直径相适应。
- It is importent one of stepe to measure inclination of drilling hole for guarantee of engineering quality. 钻孔弯曲测量（俗称测斜）是保证工程质量的重要手段之一。
- The drilling machine can do many thingsbesides drilling holes. 除钻孔之外,在钻床上还可以完成多种工序。
- Levelling is usually carried out with vertical drill holes. 整平爆破通常用垂直炮眼进行。
