Abstract：Based on the par ticular si tuatio ns o n the reform o f the existing Bao-Cheng, Cheng- Kun and Chua n-Qian Rai lway s, the a uthor proposes sev eral opinions concerned wi th the running speed, po si tio n of No. Ⅱ rai lw ay line, desig n g radient , const ruction method, etc. The problems w hich sho uld be taken inte a ttention are also pro posed.
孙绍麟. 既有线改造有关问题的思考[J]. 铁道工程学报, 1998, 15(4): 77-82.
SUN Shaol in. PROBLEMS CONCERNED WITH THE REFORM OF EXISTING RAILWAYS. Journal of Railway Engineering Society, 1998, 15(4): 77-82.
1998, Vol. 15 
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