常宁市
- 网络Changning City
常宁市-
新农村建设背景下常宁市农村居民点用地布局研究
Study on the Distribution of the Rural Residential Land under the Background of a New Village Construction in Changning City
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湖南省常宁市方言处置句式研究
On the Disposal Structure of Changning Dialect Hunan
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常宁县汤市硼矿属接触交代&热液型矿床。
Tangshi boron deposit in Changning county is a contact metasomatic-hydrothermal type one .