国产精品婬乱一级毛片,国产精品久久久一级毛片,少妇人妻系列无码专区视频,亚洲 日韩 丝袜 熟女 变态,欧美性爱xxxx黑人xxx性爽
中文 English
Shandong xiongtai machinery group co., ltd.
  • home
  • About Us
  • Product
  • Video
  • Honor
  • case
  • News
  • Contact
  • Position:Home>PRODUCT KNOWLEDGE

    Structural characteristics of core drill

    Release time:2019-5-28    This article is read 2254 second

    The drilling machine adopts mechanical transmission, simple structure, convenient for maintenance and operation. The drilling rig is equipped with water brake device

    Structural characteristics of core drill

    The drilling machine adopts mechanical transmission, simple structure, convenient for maintenance and operation. The drilling rig is equipped with water brake device, which can control the drilling speed, reduce the wear of parts such as drum and brake belt, eliminate the impact of lifting system, and ensure the safety of drilling. Carry out technical improvement on the original drilling rig

    Structural characteristics of core drill

    The drilling machine adopts mechanical transmission, simple structure, convenient for maintenance and operation. The drilling rig is equipped with water brake device, which can control the drilling speed, reduce the wear of parts such as drum and brake belt, eliminate the impact of lifting system, and ensure the safety of drilling. Technical improvement was carried out on the original drilling rig. Axle diameter device was added in the clutch part to enhance the power of the drive shaft, and the gear in the gear box of the drilling rig was also strengthened and improved in material and technology on the original basis

    Structural characteristics of core drill

    There is thj-2600 core drilling rig, which is 60 drill pipe 2600 meters, 73 drill pipe 2000 meters, USES: thj-2000 drilling rig, suitable for coal field geology, hydrogeology, metal deposits, non-metallic deposits and natural gas and other deep hole drilling projects, practical, operational and universal strong.

    Structural features: the drilling rig adopts tsj-2000e water source drilling rig components, rotary table, mechanical transmission, vertical shaft rotary, hydraulic cylinder feed structure. In addition, it has large lifting capacity, large vertical shaft through longitude, wide rotation speed range, low center of gravity, smooth transmission, rugged and durable, and reasonable drilling rig layout. It can meet the technological requirements of diamond drilling, hard alloy drilling and rope coring drilling. The drilling rig can be equipped with electric motor or diesel engine for users to choose according to the operating environment or conditions.


    Structural characteristics of core drill
    The last one:Hoisting machine type 50 drilling rigNext item:Hoisting machine type 50 drilling rig

    400-0537-369

    Shandong xiongtai machinery group co. LTD
    National free sales hotline: 400-0537-369
    Seat: 0537-2339569 
    Fax: 0537-2339569
    WeChat: 15905372283
    Email address: xiongtaijx@163.com
    Address: shuyuan industrial park, qufu city, jining city, shandong province

    Mobile Station

    Copyright:Shandong xiongtai machinery group co., ltd. All rights reserved      Lu ICP 19020630 -1   公示信息

    国产精品久久久久久久岛一本蜜乳 | 国产又粗又硬又黄的视频 | 色欧美片视频在线观看 | 亚洲无码不卡在线观看小视频 | 国产91清纯白嫩初高中在线观看 | 国产在线拍偷自揄拍视频 | 国产全黄裸体一级A片 | 亚洲91骚熟妇蜜桃导航在线看 | 成人精品毛片内射视频 | 亚洲精品无码成人aⅴ摸老师奶头 | 国产免费无码人妻一区色欲黄网 | 国产亲子乱弄免费视频 | ww.777色情网免费视频 | 老女人的黄色视频, | 四虎884aa成人精品最新 | 第1一40章免费阅读 国产又粗又长又白又大 | 亚洲中文字幕在线视频 | 做精品亚洲精品无码成人不卡片 | 国内理论在线一区二区三区 | 又粗又猛又爽又黄白丝久久 | 91无码人妻精品一区三区天美 | 少妇人妻上班偷人露脸 | 91精品国产91久久综合瑜伽 | 欧美白人做受XXXX视频 | 日欧137片内射在线视频播放 | 91无码人妻精品一区二区帝霸网 | 精品国产AV无码一区二区 | 一本一道久久综合狠狠躁牛牛影视 | 91传媒婬片aaaa片小说直播 | 公侵犯人妻中文字慕一区二区 | 久久观看小黄视. | 国产精品专区网站 | 国产裸体美女无遮挡 | 香蕉在线一区二区三区视频 | 久久99精品国产.久久久久久妓女 | 国产精品久久久久久久久久不卡小说 | 欧美丰满一区二区免费视频 | 欧美成人精品A片免费一区99 | 国产又粗又猛又爽又黄的视频在线观看动漫 | 国产suv精品一区二区 | 四川少妇搡BBB搡BBB爽爽爽小说 |