Yangyuan County
- 网络阳原县
Yangyuan County-
Geological Hazard Survey and Division in Yangyuan County , Hebei Province , China
河北省阳原县地质灾害调查与区划
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Objective To investigate the current status of endemic fluorosis in Yangyuan County .
目的掌握河北省阳原县地方性氟中毒流行现况。
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Exploitation of Cool-cold Weather Resource and Structure Adjustment of Vegetable Industry of Yangyuan County , Hebei Province
河北省阳原县冷凉性气候资源开发与蔬菜产业结构调整
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Zhangjiakou City in the Yangyuan County , Yuxian County , Shanxi , Inner Mongolia and other places have a wider range of planting !
在张家口市的阳原县、蔚县、山西、内蒙等地有较广泛的种植！