cable-stayed bridge without back-stays

• 无背索斜拉桥

cable-stayed bridge without back-stays的用法和样例：

例句

1. The cable-type bridge with no backstays is a new concept bridge structure with particularly exquisite shape.
   无背索斜拉桥是一种全新概念的造型优美独特的桥梁结构形式。