large-spanned的用法和樣例：
例句
- Large span double box-beam rod structure is born out of BSS.
大跨度雙箱梁鋼棒拉桿組合鋼結構即脫胎于張弦梁結構。 - This paper approaches the excavating dynamic behavlour and support design for a large cavern in Nanfen Iron Mine using finite element method.
針對南芬鐵礦地下硐室開(kāi)挖與支護設計，采用有限元分析研究大跨度地下硐室施工的動(dòng)態(tài)力學(xué)效應。
