京通
京通-
京通铁路两侧防护体系的建立及其生态效益的研究&以奈曼地段为例
Establishment of Protective System and its Ecological Benefit Along Both Sides of Jing-Tong Railway
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京通线东沟桥上列车走行安全性、舒适性及平稳性分析
Analysis of Safety , Comfort and Smoothness of Train Running on Donggou Bridge on Beijing-Tongliao Railway Line
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明清京通仓储制度既存在着诸多共性，也有各自不同的特点。
The Ming and Qing Beijing and Tongzhou granary system have many similarities , but also have their own different characteristics .