1·The deep hole drilling provides the reliable data for the deep ore-prospecting.
深孔钻进的实现，为深部地质找矿提供可靠资料。
2·Medical equipment-artificial hollow bones, high precision parts deep hole drilling.
医疗器材—人造骨中空孔、精密零件深孔加工。
3·Strain gage hole drilling method is one of the most popular residual stress measurement methods.
应变片钻孔法是工程中应用最广的残余应力测量方法之一。
4·Through a comparison, the economic benefit in slim-hole drilling for coalbed gas has been analyzed.
通过与常规煤层气试验井对比，分析了煤层气小井眼钻井的经济效益。
5·The practice of pure hole drilling parameters, the main characteristics and grinding were introduced.
介绍精扩孔钻的实践参数、特点及刃磨要领。
6·Directional engineering hole drilling technology is a new technology in drilling engineering projects.
工程孔定向钻进技术是钻探工程的一项新技术。
7·Status of domestic hole drilling and well building in mines where leaching technology is used is introduced.
介绍了国内在地浸采矿中钻孔施工工艺及成井技术，详细论述了成井过程、工艺参数及洗孔方法。
8·The compound material of resin matrix may produce serious smirch phenomenon during the minute hole drilling.
以树脂为基体的复合材料在微孔加工中会产生严重污斑现象。
9·The utility model belongs to a hole drilling device, specifically, a sub-immersed liquid hole drilling device.
本实用新型属于一种钻孔装置，具体涉及一种地浸注液钻孔孔口装置。
10·There are the bigger differences between slim hole drilling technology and routine borehole drilling technology.
小井眼与常规井眼的钻井工艺有较大差异，提高小井眼钻井速度有很大的实际意义。