专用桥梁 meaning in English

accommodation bridge
occupation bridge

Using theory of structure intensity and prestressed concrete bridge , this paper reviews theoretical computing method of stress and deflection . making use of the procedure of computing bridge structure , the structure of simply supported - continuous system is calculated and the result is analyzed , the character on force and deflection is generalized in the paper
运用力学理论、混凝土结构强度理论和桥梁结构相关理论论述了桥梁应力与变形的理论计算方法；利用专用桥梁结构计算程序结合具体工程项目中的简支转预应力连续结构进行了数值模拟计算，并对计算结果进行理论分析，提出这种结构型式在受力状态与结构变形上的特点。