radioactive matter meaning in English

放射性物质

Vast areas of this country will be blanketed with radioactive matter
这个国家的大片区域将会被放射性物质覆盖
Article 19 . it is prohibited to discharge waste water containing high - level radioactive matter into the sea
第十九条含强放射性物质的废水，禁止向海域排放。
Any discharge of waste water containing low - level radioactive matter into the sea , when really necessary , shall be carried out in strict compliance with the state provisions and standards concerning radioactive protection
含弱放射性物质的废水，确需向海域排放的，必须执行国家放射防护的规定和标准。
Radioactive matter is incorporated into plants , which are then eaten by animals with the result that most foodstuffs have a measurable amount of radioactivity . additional radioactivity in food comes from the naturally occurring isotope carbon 14 . some cosmic radiation also reaches sea level
植物亦混有辐射物质，而动物吃掉植物，以致绝大部份食物也含有一定辐射食物辐射也来自天然的同位素碳十四，此外，宇宙辐射亦可穿越大气层照射到海面。