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民族地理学
释义
民族地理学
Encyclopedia
理学
民族地理学
释
ethnical geography
民族地理学
以地球陆地表层民族空间系统为研究对象,以民族人地关系地域系统为研究核心的知识体系和学科体系。是人文地理学的分支学科。
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sea turtle
sea urchin
SEA view
seawall at the south bank of Qiantang river
seawall in China
seawall in north Jiangsu province
seawater absorption attenuation measuring instrument
seawater ammonia nitrogen measuring instrument
sea water chemical resources
seawater chemistry
seawater circulating cooling technology
seawater cooling technology
seawater culture technology of crustaceans
sea water desalinization
sea water desulfurization
seawater desulfurization technology
seawater direct cooling technology
seawater dissolved oxygen measuring instrument
sea-water drilling fluid
Seawater drowning
seawater encroachment
seawater flue gas desulfurization
sea water gold washing
seawater heavy metal measuring instrument
seawater injection
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