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[会议论文] 作者：ZhangLei[1]GuoQiuju[2]WeiXing[3]MaXinhua[3]WangSanqiang[3],
来源：第七届国际天然放射性物质研讨会 年份：2013
The brick houses,the mud houses and the caves are the three typical rural residential houses in China,usually with naked surface from where the thoron gas e...
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