...利用变化;安塞县 [gap=13184]ecosystem services function;croplandconversion; land use and land cover change; Ansai county ...
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首先概括了安塞县土地资源的特征及利用现状。
The paper generalized the character of the resources of the county land and make use of the present condition.
1944年九月五日在陕北安塞县山中烧炭，因炭窑崩塌而牺牲。
On September 5, 1944, when making charcoal in Ansai County, northern Shaanxi, he was killed by the sudden collapse of a kiln.
1944年九月五日在陕北安塞县山中烧炭，因炭窑崩塌而牺牲。
On September 5, 1944, when making charcoal in the mountains of Ansai County, northern Shensi, he was killed by the sudden collapse of a kiln.
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