半金属结构
semi-metal structure
semi - metal structure model
超轻型金属结构
metallic structures of super light
metallic structure of super light
多层金属结构
Multi-layered metal structure
Multilayer metal system
飞机金属结构
aircraft metallic structures
非金属-金属转化
nonmetal-metal transition
光纤智能金属结构
fiber-smart metal structure
optical fiber smart metal structure
建筑金属结构产品
Architecture mental structure products
金属-半导体-金属结构
MSM
metal semiconductor metal
金属结构安装
Metal structure installation
金属结构红外探测器
Metal structure IR detector
金属结构机电项目
the metallic structure and the electromechanical p
金属结构幕墙
metal framed curtain wall
金属结构设备
Metal structures and equipment