作为陕北革命老区首条高铁，西延高铁压缩时空，激活沿线经济，把老区纳入交通网。延安红色旅游、特色农业与西安科技、文创产业实现深度融合。
（三）非法进行影响国（边）界线走向的活动或者修建有碍国（边）境管理的设施的。
，更多细节参见同城约会
&& chmod 700 /home/${USERNAME}，更多细节参见同城约会
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