The background radiation from cosmic rays increases with altitude, from 0.3 mSv per year for sea-level areas to 1.0 mSv per year for higher-altitude cities, so for best results use this on a plane or in outer space
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今天白天多云间阴，山区有零星小雪，北风三四级，阵风六七级，最高气温4℃。今明两天北风较大，风寒效应显著，市气象台已发布大风蓝色预警信号，请注意防风防寒防火。 新京报记者 王景曦SourcePh" style="display:none"
The breakfasts I was able to identify cluster into three major regions: