例句 /

Based on the design theory and application foreground of the ladder track structure, this paper analyses the effect of the structure on track itself and the environment.

Based on the design theory and application foreground of the ladder track structure, this paper analyses the effect of the structure on track itself and the environment.

摘要介绍了梯子式轨道结构的基本理论、设计理念、应用前景,分析了应用这种轨道结构对线路、环境等的影响。