循环式货运架空索道 牵引索张紧装置 技术条件
Circulating material ropeway -- Tension derice of hauling rope -- Specifications
1999-06-28
SB/T 10904-2012
循环再生建筑材料流通技术规范
Technical specification for circulation of recycling building materials
2013-01-23
AQ 2057-2016
金属非金属矿山在用货运架空索道 安全检验规范
Safety inspecting-testing specification of in-service material aerial ropeways-for metal and nonmetal mines
2016-08-29
BS +A 401-420-2015
Specification for screws, pan and 100° countersunk head, hexalobular drive recess (unified threads below ¼ inch) in various materials
各种材料制螺钉、平头和100？沉头、六角驱动凹槽（统一螺纹低于？英寸）规范