appearance(Specification for electrical insulation conduits and fittings in building)
作者:百检网 时间:2021-12-01 来源:互联网
- 检测分类 未定义
- 样品名称 Specification for electrical insulation conduits and fittings in building
- 检测项目 appearance
- 检测标准 《Specification for electrical insulation conduits and fittings in building》JG/T3050-1998