Temporary works equipment - Part 1: Scaffolds - Performance requirements and general design
临时工程设备.第1部分:脚手架.性能要求和一般设计；德文版EN 12811-1:2003

2004-03-01

Temporary works equipment - Part 4: Protection fans for scaffolds - Performance requirements and product design
临时工程设备.第4部分:脚手架用防护风扇.性能要求和产品设计；德文版EN 12811-4:2013

2014-03-01

BS EN 12811-4. Temporary works equipment. Part 4. Protection fans for scaffolds. Performance requirements and product design
英国标准EN 12811-4 临时工程设备 第四部分 脚手架的防护风扇 性能要求和产品设计

2012-03-14