1.
Medium Pressure Compressed Air Drilling Technique and Matched Equipment in Soft and Outburst Seam
松软突出煤层中风压空气钻进工艺及配套装备
2.
Research on Air Supply Parameter and Design on Dust Collector for Moderate Pressure Air Drilling in Soft Coal Bed
松软煤层中风压空气钻进供风参数研究及除尘装置研制
3.
A Brief Explanation of Air Actuated DTH Hammer Drilling Efficiency
空气潜孔锤钻进是提高钻进效率的有效途径
4.
Application Prospect of Air Foam Drilling Techniques in Geological Core Drilling
空气泡沫钻进技术在地质岩心钻探中的应用前景
5.
a drill powered by compressed air.
用压缩空气驱动的钻。
6.
All drilling breaks are to be flow checked.
遇到快钻时或钻进放空都要检查溢流。
7.
Application of Air Hammer in Gas Drilling in Puguang Gasfield
空气锤在普光气田气体钻井中的应用
8.
Calculation of Eccentric Wellbore Pressure Drop and Air Volume Requirements in Air Drilling
空气钻井偏心井筒压力及注气量计算
9.
Application of Misted Air Drilling to Puguang Gasfield
雾化空气钻井技术在普光气田的应用
10.
ABRASION OF EXHAUST PIPE BY THE HIGH-SPEED GAS WITH THE CUTTING IN AIR DRILLING
空气钻井中颗粒对排气管的冲蚀分析
11.
Optimization of annular gas injection technology in coalbed methane aerated under-balanced drilling
煤层气欠平衡钻井环空注气工艺优化
12.
"Diamond", a top-grade air conditioner with an imperial manner.
富有帝皇气派的顶级空调器——“钻石”。
13.
A Side Issue in Volume calculation of the Surge Chamber for Slush Pumps
钻井泵空气包体积计算中的一个问题
14.
The Study of Applying Air Foam Drilling
空气可循环泡沫钻井液技术应用研究
15.
Brief Study on the Rock Fragmentation Test Bed of Air Rotary Percussion Drilling
空气冲旋钻井破岩试验台架研制初探
16.
Causes of air drilling downhole burst in Northeast Sichuan basin and preventive measures
川东北地区空气钻井燃爆分析与预防
17.
Predicting Water level of Shallow Formation Water during Air Drilling in Northeastern Sichuan Basin
川东北地区空气钻井浅层水水位预测
18.
Sun was breaking through clouds, releasing a smell of earth to heaven.
太阳钻出了云层，向空气中散发出泥土的气息。