x
uploads/radioactive dust.jpg

radioactive dust 放射性塵埃。

radioactive fallout

Following a relevant united nations general assembly resolution , the hong kong observatory ( hko ) started measuring radioactivity in 1961 to monitor radioactivity in air which might affect the health of the local population and to determine , as part of an international network , the global atmospheric transport of radioactive dust and other contaminated substances 根據聯合國大會通過的相關決議,香港天文臺于1961年開始監測大氣中可能影響市民健康的放射性物質,并作為國際測量網的一部份,測定大氣中放射性塵埃及其他污染物的全球遷移情況。

Following a relevant united nations general assembly resolution , the hong kong observatory started measuring radioactivity in 1961 to monitor radioactivity in air which might affect the health of the local population and to determine , as part of an international network , the global atmospheric transport of radioactive dust and other contaminated substances 根據聯合國大會通過的相關決議,香港天文臺于1961年開始監測大氣中可能影響市民健康的放射性物質,并作為國際測量網的一部份,測定大氣中放射性塵埃及其他污染物的全球遷移情況。

Radioactive dust monitors 放射性塵埃監測儀

Radioactive dust samplers 放射性塵埃取樣器

The explosion will raise a cloud of radioactive dust 爆炸會伸起一片放射性塵埃蘑菇云