首頁(yè) > drilling
  • JIS M0103-2020 鉆探用機械儀器術(shù)語(yǔ) Glossary of terms for drilling equipments and tools2024-02-23
  • NB/T 10175-2019 煤礦井下有線(xiàn)隨鉆測量鉆桿 Wireline drill pipe for measurement while drilling in coal mine...2024-01-09
  • SJ/T 11660-2016 印制板鉆孔用墊板 Backup board for printed circuit board drilling2023-11-17
  • JB/T 13663-2019 礦用坑道鉆探鉆桿 扭矩試驗方法 Standard drill rod for drilling in mine tunnel-Torque test met...2023-11-17
  • NF EN ISO 15480-2019 六角凸緣頭自鉆自攻螺釘 Fasteners - Hexagon washer head drilling screws with tapping scr...2023-11-15
  • JB/T 9898-2013 滑座萬(wàn)向搖臂鉆床 精度檢驗 Traveling-type universal radial drilling machines—Testing of ...2023-09-30
  • GB/T 33639-2017 數控液壓沖鉆復合機 CNC hydraulic punching and drilling composite machine for plates2023-07-31
  • DIN EN 16228-4-2014 Drilling and foundation equipment - Safety - Part 4: Foundation equipment2023-07-07
  • GB/T 23506-2017 石油采油井場(chǎng)燃氣動(dòng)力機組 The gas-fuel power set for oil pruduction drilling site2023-06-02
  • API SPEC 16D-2018 Control Systems for Drilling Well Control Equipment and Control Systems for Diverter Equi...2023-04-24
  • GB/T 40547-2021煤層氣鉆完井設計指南Design guidelines for coalbed methane well drilling and completion...2022-03-18
  • Comparison and application of different empirical correlations for estimating the hydrate safety mar2020-12-22
  • Effect of Drilling Process on Fatigue Life of Open Holes2020-11-10
  • Effect of Drilling Process on Fatigue Life of Open Holes2020-11-10
  • Experimental Research of Gas Hydrate Drilling Fluids Using Polyethylene Glycol as an Inhibitor2020-09-15
  • The characteristics of recycling gas drilling technology2020-09-13
  • Research on forced gas draining from coal seams by surface well drilling2020-06-12
  • Step change approaches in coal technology and fugitive emissions research2020-06-12
    • 欧美AAAAAA级午夜福利_国产福利写真片视频在线_91香蕉国产观看免费人人_莉莉精品国产免费手机影院