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indoor radon
释义
indoor radon
Encyclopedia
理学
放射性元素
释
indoor radon
室内氡气
由建筑和建筑室内装饰、装修导致的室内空气中氡浓度增加,主要来源于地基土壤、建筑材料的氡析出及自来水、天然气使用的氡释放。
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foreign arbitral award
foreign atom
foreign banks in modern China
foreign bibliography science
foreign bodies in external acoustic meatus
foreign bodies in larynx,trachea and bronchi
foreign bodies in the esophagus
foreign bodies of larynx
foreign body embolism
foreign body granuloma
foreign body in nasal cavity and sinus
foreign body in trachea and bronchia
foreign capital
foreign correspondent
foreign criminal law
foreign currency obligation judgment
foreign demand
Foreign Diaspora
foreign direct investment
foreign economic and trade system reform
foreign enclave
Foreign Environmental Cooperation Center, Ministry of Ecology and Environment of the People's Republic of China
foreigners' neighborhood
foreigners’street
foreign exchange control
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