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Keyword [drill]
Result: 181 - 200 | Page: 10 of 10
181. Structure Design And Experimental Research On A Reverse Circulation Drill Bit With A Spiral Slot
182. Reinforcement Of Iron-based Matrix Materials For Impregnated Diamond Drill Bits By Carbon Nanotubes Addition
183. Design And Analysis Of The Holding Manipulator For The Pipe Racking System Of The Core Drill
184. Research On Corrosion Behavior And Mechanism Of Aluminum Alloy Drill Pipe Material In Drilling Fluid
185. Cutting Thermal Analysis And Simulated Experimental Study Of Lunar Surface Coring Drill
186. A Study On The Depositional Environment Of Dengkou T2 Drill In Innermongolia Since The Late Pleistocene
187. Mine Drilling Trajectory Measurement And Drill’s Full-Life Monitoring Management System
188. Study On Properties Of Prealloyed Diamond Bit Matrix For Hard Rock Drilling
189. Damage Analysis And ACFM Application Research In Tools Thread Of Raise-boring
190. Research On Automatic Chip Breaking And Cyclone Milling Process Of Internal Thread Of Drill Pipe Joint
191. Structure Design And Research On Ice-coring Drill With Air Reverse Circulation For Ice Layer
192. The Design Of Driving System For Polar Deep Ice Drill
193. A Research And Design Of Fiber Bragg Grating Temperature Sensor Mounted In Drill Pipe
194. Prototype And Dyanmic Study Of Torsional Vibrated Drilling Rescue Equipment
195. Analysis On The Dynamics Of Flexible Drill Pipe When Rubbing The Sidewall
196. Study On Longitudinal Vibration Mode Of Drilling Stem Based On Sonic Drilling
197. Study On The Deflecting Ability Of Screw Drill Assembly In The Weak Stratum
198. The Lip Structure Design Of Impregnated Drilling Bit For Hard And Dense Rock Formation
199. Study On The Optimal Design Of Joint Thread Of Core Drill Tool
200. Effect Of Y2O3 On The Performance Of Diamond Bit Matrix
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