beam span
短语词组
- pined beam same span 等跨鉸接梁
- flat beam wide span plank 寬扁梁
- multiple beam span 多梁橋跨
- steel beam span 鋼梁跨越
- beam span depth ratio 跨高比
- beam under arbitrary span 任意跨距
- continuous beam with long span 大跨度連續梁
- flat beam -wide span plank 寬扁梁
- span beam 大跨度梁 返回 beam span