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- centre drilling hole 中心钻孔
- 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。
- Should Drill hole on the fuselage reinforcing plate. 要钻在机身的加强层板上。
- The director, founded in 2001, professional manufacturing centre drilling, drilling ladder, shovel mill. 本厂长创建于2001年，专业制造中心钻，阶梯钻，铲磨机。
- He broached out the drilled hole. 他凿大钻孔。
- 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)。
- This power tool is used for drilling holes. 这个电动工具是用来钻孔的。
- 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。
- Part 2: Centre drills for centre holes with protecting chamfers--Type B. 中心钻 第2部分;带护锥的中心钻-B型 型式和尺寸(Centre drills.
- Part 1: Centre drills for centre holes without protecting chamfers--Type A. 中心钻 第1部分;不带护锥的中心钻-A型 型式和尺寸(Centre drills.
- 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 disturbing degree is different with different sampling method in drilling hole. 在钻孔中采用不同的取样方法，土样受到的扰动程度也不一样。
- The fact that the drill hole openings are located under water complicates charging work. 炮眼口位于水下，无疑会使装药工作复杂化。
- 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。
- He is drilling holes in the granite with a steel drill. 他正用钢钻在花岗岩上打眼。
- Adjust bust point. Trace off form the draft, add seam allowances. Notch and mark drill hole for dart point. 调整胸点。从样板原图上描下,加缝份。打刀眼并标出省端点的钻孔位置。
- Match the balance marks carefully and complete by tapering the stitching past the drill hole in the usual way. 仔细地对准对位记号并用以往的方法完成。针迹逐渐变细经过钻眼即可。
