防雷设计规范
design code for lightning-proof
建筑物防雷设计规范
Design code for protection of structures against lightning
校园网的防雷设计
Lightning protection design of campus network
防雷技术设计
Thunder prevention design
雷电综合防护设计
lightning protection design
电路三防设计
Circuit anti-corrosion design
防雷计算
lightning protection calculation
counterattack
防雷设备
lightning protection device
防雷设施
lightning protection device
Lightning protection facilities
建筑设计防火规范
the present code for fire protection design of buildings
code for protection design of buildings
秸杆仓库消防设计研究
A Study on Fire Control Design for Stalk Depots