1.
Application of CJF Series Strike Backcycling Engineering Driller
CJF系列冲击反循环工程钻机的应用
2.
The Development of CHF-20 Percussive-Rotary Reverse-circulation Drill;
CHF-20型冲击—回转反循环工程钻机的研制
3.
Experiment and Analysis Study on Percussion Device of CHF-20 Percussion and Rotary Reverse Circulation Drilling Rig;
CHF-20型冲击-回转反循环工程钻机冲击机构试验及分析研究
4.
Hole Clearing by air-lift reverse circulation method in bored piles
冲(钻)孔灌注桩气举反循环清孔工艺
5.
APPLICATION OF BIG BORE REVERSE-CIRCULATION CORING CABLE DRILLING TO CAVERN OF LIMESTONE
大口径冲击反循环钻进方法在岩溶地层中的应用
6.
The Application of Pump Reverse Circulation Drilling Technique in Dewater Construction
泵吸反循环钻进工艺在降水工程中的应用
7.
Talk to application of counter circulating drill hole pour pile construction technique in engineering
谈钻孔反循环灌注桩施工技术在工程中的应用
8.
Application of the drilling method of anti-circulation and rotation in building concrete cutoff wall
反循环回转钻法造混凝土防渗墙在水利工程中的应用
9.
Analysis of Impact Load Stress on the Working Process of the Ring Valve of Reciprocating Compressor;
往复式压缩机环状阀工作过程冲击应力分析
10.
The Parameters Optimization of the Reverse Circulation DTH Hammer and Studies on Its Drilling Technique;
全孔反循环潜孔锤参数优化及其钻进工艺研究
11.
Application of backcycling in drilling cast-in-place pile of bridge
反循环工艺在桥梁钻孔灌注桩中的应用
12.
Application of Air-lift Reverse Circulation Drilling in Baoli ZK3 Deep Geothermal Well of Guizhou
气举反循环钻进技术在地热深井施工中的应用
13.
On the application of the cast-in-place bored piles' reverse circular technique in No.3 Bridge of Wei river
钻孔灌注桩反循环工艺在渭河三号桥中的应用
14.
hand churn drill
手动钢绳冲击式钻机
15.
Application of Percussion Drill and Rotary Drill in the Construction of Dock Rock-socketed Oblique Piles
冲击钻机与回转钻机在码头嵌岩斜桩施工中的应用
16.
This machine adopts two species of drillingtechnique of direct and reverse circulation, the efficiency enhances observably in the process of ovum, gravel and rock layer construction.
该机可采用正反循环两种钻进工艺，在卵、砾、岩层施工中，效率显著提高。
17.
The Research of Portable and Quick Vibration Impact Sampling Equipment and Drilling Technology;
轻便快速振动冲击取样机具与钻进工艺的研究
18.
Application of impact drilling in rock-embedding oblique steel pipe piles
冲击式钻机在钢管嵌岩斜桩施工中的应用