91av精品视频,国产欧美精品区一区二区三区,国产在线天堂av

BHD-290L

BHD-290L

BHD-290L is our companys latest developed drilling rig, with 400mm maximum opening diameter clamps, and the longer mast for 10.5m rotary head stroke, that can realize 10 meter vertical borehole drilling with one go, without the need of frequent coupling of the drilling rod, that further improving drilling efficiency. With detachable drilling mast, the drilling rig can be used for vertical one-go borehole drilling as well as horizontal and angular borehole drilling by detach one section of the mast. With constant drilling angle monitoring of the drilling mast the drilling rig can drill precisely to required borehole position. The operating panel can be swing in-out and up-down, making it convenient for operators to observe the borehole mouth.

  • <p id="tvdgk"></p>
      主站蜘蛛池模板: 黄石市| 津市市| 土默特右旗| 汤阴县| 湘乡市| 东丽区| 镇巴县| 贡觉县| 雷州市| 定西市| 偏关县| 上杭县| 会理县| 大姚县| 永州市| 顺义区| 日照市| 上思县| 乐山市| 溧阳市| 柳河县| 北川| 德令哈市| 洛隆县| 集贤县| 会理县| 霍林郭勒市| 漠河县| 江永县| 中西区| 宁远县| 虎林市| 唐河县| 乌兰县| 偏关县| 额济纳旗| 长白| 黎平县| 望奎县| 灵丘县| 永兴县|