Yan 'an City, which is situated near to hills and beside rivers, has its special geological features.

延安市是一座依山傍水的河谷城市，有着特殊的地形特点。

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Hunaglong Theater the next object is Dang village in Han city after leaving Yan 'an, there is no direct car because it is too late, so I have to stay at Hunaglong Theater that night.

《黄龙影剧院》从延安出来的下个目标就是韩城党家村，时间晚了没有直达车，只好先到黄龙住了一宿。

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Based on comparative analysis on spatial temporal distribution characteristics of soil nutrients of typical dam land in Beigou small watershed of Yan 'an City.

通过对延安市北沟小流域典型坝地土壤养分的测定，分析比较了其土壤养分时空分布特征。

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