久久青草国产精品一区-久久青草精品免费资源站-久久青娱乐-久久厕所精品国产精品亚洲-97一本大道波多野吉衣-97一区二区三区四区久久

Language:CHINESESENGLISH

Home > News > Engineering Technology: steel construction machinery and equipment General Provisions
CONTACT US
  • Address:Pingtang Industrial District, Shipeng Village, Shishan Town, Nanhai District, Foshan City,
  • Phone:0757-81002668/0757-63323396
  • Fax:0757-81196682
  • Contact:Ben Zheng/13826981293 Kerry Lu/13751224830
  • E-mail:sbs@sbsprefabhouse.com
  • URL:http://www.kr99.cn

Engineering Technology: steel construction machinery and equipment General Provisions

Time:[2015-1-24]  Hits:5139

Engineering Technology: steel construction machinery and equipment General Provisions

1, various types of construction machinery and steel construction used should be consistent with the current industry standard "construction machinery safety technology use" of the relevant provisions of JGJ33.
2, lifting machinery limit device should be installed and should be checked regularly.
3, the installation and removal of the tower crane should have special technical solutions.
4, the group tower crane operations should be taken to prevent the collision measures.
5, the crane should have a good grounding.
6, when the use of non-approved products of hoisting machinery must be designed to calculate and should be security checking.

Copyright:佛山市勝邦鋼結構有限公司 Foshan Shengbang Steel Structure Co., Ltd. Record Number:粵ICP備13078463號
主站蜘蛛池模板: 欧美成人精品不卡视频在线观看 | 一级欧美一级日韩 | 精品乱人伦一区二区 | 高清精品女厕在线观看 | 中文字幕亚洲欧美 | 亚洲欧美国产精品久久久 | 亚洲加勒比久久88色综合一区 | 波多野结衣被强在线视频 | 美女黄色在线网站大全 | 一级毛片免费观看久 | 欧美午夜在线 | 久久国产精品99久久久久久牛牛 | 欧美日韩国产在线人成dvd | 视频一区在线播放 | 中文字幕一二三区乱码老 | 99久久99视频 | 成免费网站 | 杨晨晨福利视频 | 在线91精品国产免费 | 亚洲欧美二区三区久本道 | 亚洲精品免费在线观看 | 亚洲在线久久 | 国产步兵社区视频在线观看 | 亚洲欧美精品中字久久99 | 久久久精品2018免费观看 | 国产欧美精品区一区二区三区 | 久久黄色精品视频 | 国内精品免费一区二区观看 | 男人和女人搞黄 | 日韩在线中文 | 亚洲精品一区91 | chinese耄耋70老太性 | 亚洲一区二区三区高清网 | 美女黄页网站免费进入 | 亲子乱子伦xxxxxinin | 日韩欧美在线一级一中文字暮 | 日韩一级欧美一级毛片在线 | 亚洲偷偷自拍 | 成人免费在线视频网 | 正能量www正能量免费网站 | 午夜在线亚洲 |