1.
Elimination of Burning-on in Blind and Tenuous Hole in Negative Pressure Lost Foam Casting
消失模铸造中盲孔及细深孔粘砂问题的解决途径
2.
Research development and analysis of the key technologies of micro deep holes machining
微细深孔加工研究进展及关键技术分析
3.
Study on the Technology of Inner Surface Inspection for Curved Micro-Pipe Based on Digital Image Processing;
基于图像的曲线型微细深孔及管路的内轮廓三维检测技术研究
4.
Study on Micro Hole Drilling with High Aspect Ratio by Micro EDM
大深径比微细孔电火花加工技术研究
5.
Research on Deep Small Hole Machining Based on Analysis of Flow Field
基于流场分析的微细电火花深小孔加工的研究
6.
Drilling 50 yards deep,
钻孔至50码深处，
7.
Fabricating Electrode by Electrodepositing Technology and Its Application in Micro-EDM Deep Hole Drilling
电极的电沉积制备技术及其在微细电火花深孔加工中的应用
8.
Numerical Simulation for Keyhole Profile and Their Effect of TC4 Titanium Alloy during Laser Welding
TC4钛合金激光深熔焊小孔形貌特征的有限元精细分析
9.
guide twist drill
有导径的深孔麻花钻
10.
long hole raising
深孔爆破法天井掘进
11.
sublevel blast-hole method
深孔分段崩落采矿法
12.
Research on Mechanics of Charging Structure of Bottom Gas-Space in Deep-hole Blasting Engineering;
中深孔爆破孔底空腔装药机理的研究
13.
On the Application of Outer-hole Blast in Medium Length Hole
孔外延期爆破在中深孔爆破中的应用
14.
Construction technology of excavated and cast-in-place piles with a large diameter and an extra depth in karst geology
岩溶地质大孔径超深桩挖孔施工技术
15.
Assist to thoroughly remove oil and acne dirt, penetrate into pores, peel off dead epidermis cells and dredge pipes of sebum gland.
在帮助彻底清洁面部油垢的同时深入毛孔，去除表皮坏死细胞促使皮脂腺管畅通无阻塞。
16.
Design and Realization of the Monitoring System in Deep-Sea Drilling Machine
深海中深孔钻机监控系统设计与实现
17.
LARGE DIMETER AND OVERDEPTH STAKE BASE OF DONE MAN DIG HOLE COMSTRUCTION STUDY IN COMPLICATED LOCAL
复杂地层超深大孔径人工挖孔桩施工的探讨
18.
Application of the Blasting Technique about Medium Depth Bore and Post Hole Joint Control
中深孔与浅孔联合控制爆破技术的应用