以江西煤炭储备中心铁路专用线的建设为例，结合曲线半径的选用原则，从运输的性质、安全性及技术经济性等方面，对既有线小半径曲线改造过程中需考虑的主要事项进行了分析，提出了在小半径改造过程中的一些建议。%Taking Jiangxi coal storage center passenger-special railway line construction as an example,combining with selecting principle of curve radius,starting from aspects of transportation properties,safety and technological economy,the paper analyzes major factors needing atten-tion in small-radius curve transformation on existing railway line,and puts forward some small-radius curve transformation suggestions.
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