1.
Calculating Method and Effect on ROP of Ratio for WOB of RWD Tools
随钻扩眼工具钻压分配比的计算方法及对钻速的影响
2.
Study on Structure of Reaming While Drilling Tools and Design of Suitable Bottom-Hole Assembly;
随钻扩眼工具结构及与之相匹配的钻具组合设计方法研究
3.
A tapered, serrated tool used to shape or enlarge a hole.
手钻用来钻孔，或扩大孔的尖细带齿的工具
4.
Study on the storage function of the measurement while drilling (MWD) system in rotary steerable drilling tool
旋转导向钻井工具随钻测量系统存储功能研究
5.
a tool that is used to shape or enlarge holes.
用于塑造和扩大钻孔的工具。
6.
To shape or enlarge(a hole)with a tapered, serrated tool.
凿孔扩大用带齿的尖的工具钻或扩大（孔）
7.
Any of various tools used to shape or enlarge holes.
扩孔钻一种用于整造或扩大孔膛的工具
8.
three point neat-bit reamer
三点式近钻头扩眼器
9.
Application of Geo-Tap in Well E3S of Bozhong25-1 Oilfield
随钻测压工具Geo-Tap在渤中25-1油田E3S井的应用
10.
Any of numerous hand tools for boring holes.
钻孔工具，手钻钻孔用的手持工具
11.
A tool used for drilling.
钻头用于钻孔的工具
12.
To make a hole with or as if with a drill.
钻孔用钻或类似钻的工具打洞
13.
A pointed and threaded tool for drilling and boring that is secured in a brace, bitstock, or drill press.
钻头曲柄、钻柄或钻床之上用于钻孔的尖头工具
14.
STUDY ON THE INFLUENCE OF ABNORMAL WELL BORE ON BOTTOM HOLE ASSEMBLY STRESS IN GAS DRILLING
非正常井眼对气体钻井下部钻具受力影响研究
15.
combined taper pipe tap and core drill
扩孔钻和锥管丝锥复合刀具
16.
tool joint for well-drilling machines
工具接头,钻井机用
17.
shoulder dressing tool
钻杆接头端面整形工具
18.
A large tool for boring into the earth.
土螺钻，地螺钻一种用来钻土地的大型工具