There is not enough headroom for buses to go under this bridge. 這座橋梁下面的凈空高度不夠,公共汽車(chē)不能通行。
It provides a theoretical basis for super-low headroom large tonnage overhead traveling crane development. 為柔性化設計理念提供了有力的支持,同時(shí)為超低凈空大噸位橋式起重機的成功研制奠定了理論基礎。