roofbolt

常見例句

• Function and application of MQT series pneumatic roofbolt(cable) drilling
  MQT系列氣動錨桿(錨索)鉆機的性能與應用
• Keywords Straight-weld pipe mill;Roll;Groove;Cold-bended steel section;Roofbolt for mining service.;
  關鍵詞直縫焊管機組;軋輥;孔型;冷彎型鋼;礦用錨桿;
• USE ADVANCE ROOFBOLT SHOT CYCLING TECHNIQUE FOR OVERCOMING TECHNICALLY DIFFICULT PROBLEMS OF TUNNEL PORTAL CONSTRUCTION IN SANDY GRAVEL
  利用超前錨桿短循環(huán)法解決在砂礫石地層中隧洞掛口的技術難題
• roofbolt shoring
  錨桿支護
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