['reidɔn] 名词

radon A radioactive gaseous element emitted naturally from rocks and minerals where radioactive elements are present. It is released in non-coal mines, e.g. tin, iron, fluorspar, uranium. Radon is an alpha particle emitter as are its decay products and has been indicted as a cause of excessive occurrence of lung cancer in uranium miners. Concern has been expressed at radon levels in some housing usually adjacent to granite rocks or old tin mining regions ['reidɔn] 名词

环境

radon m

英语词库

Radon ['reɪdɒn, -dɑːn] 缩写

RADON ['reidɔn] 名词

Radon

: 13 短语, 9 学科

一般	1
卫生保健	1
地球科学	3
技术	2
数学	1
测量仪器	2
环境	1
电子产品	1
通讯	1

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