盘点世上那些比黄金还贵的物质
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环球网 2014-12-10
锎-252,每克2700万美元,每微克的锎每分钟能够产生1.39亿颗中子,由于中子能够穿透物质,所以锎也可以被用在探测器中,如燃料棒扫描仪。
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盘点世上那些比黄金还贵的物质
环球网
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