空心型钢 meaning in English
hollow section
Examples
- Cold formed steel hollow sections for general structure - dimensions , shapes , weight and permissble deviations
结构用冷弯空心型钢尺寸外形重量及允许偏差 - Cold forming sectional steel - hollow sectional steel for general structure - demension , form , weight and permissible deviations
结构用冷弯空心型钢尺寸外形重量及允许偏差