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径迹法累计测氡仪
释义
径迹法累计测氡仪
Encyclopedia
工学
氡及氡子体测量设备
释
track etch survey accumulative Radon meter
径迹法累计测氡仪
可以累积测量几天、几个月,甚至几年内空气中氡浓度的平均值或累计暴露量的仪器。能测量出氡浓度的年平均值,适用于测量场所的氡浓度。
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forest washing
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forgeability
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forgery of negotiable instrument
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forgetful functor
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