in-seam driving 中文意思是什麼
in-seam driving
解釋
脈內成巷-
The technical specification in driving the cross - cut an outburst seam by the concussion blasting method
石門揭穿突出煤層震動爆破技術條件 -
A fuzzy control system of stepping motor for seam tracking is presented in this paper, the proposed system can realize the self - modify ing of the parameters and improve the characteristics of dynamic and static state of stepping driving system according to the error of seam tracking. the accuracy of seam tracking is enhanced obvi ously
介紹一種用於焊縫跟蹤的步進電機模糊控制系統,該系統可根據跟蹤偏差進行參數自調整,改善了步進驅動系統的動靜態特性,提高了焊縫跟蹤精度。 -
Fire prevention and extinguishment technology of driving roadways in combustible coal seam
易自燃煤層掘進巷道防滅火技術分析 -
3d anchor support and cut - out pressure technology for driving in bottom of thick coal seam
三維錨索與卸壓技術在厚煤層沿底掘進支護中的實踐 -
Fast driving technology of bolt mesh supporting mining roadway in big angle coal seam
大傾角煤層回採巷道錨網支護快速掘進技術分析 -
Application of road driving along goaf in outburst seam of tucheng mine
沿空掘巷在土城礦突出煤層中的應用 -
Support technology for large cross section roadway driving along next goaf in fully mechanized sub - level caving face in high stress three - soft seam
高應力三軟煤層綜放大斷面沿空掘巷支護技術
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