国际原子能署表示，在大地震中受损的日本福岛核电站继续泄漏核辐射，但是，科学家不能确定核辐射究竟是从哪里泄露出来的。
The International Atomic Energy Agency says radiation is still leaking from the earthquake-stricken nuclear plant at Fukushima in Japan, but scientists are unsure exactly where it's coming from.
利用衬底材料的背散射抬高接近衬底界面处的剂量，较大地改善了辐射加工的均匀性。
By using a substrate and its backscattering effect, irradiation uniformity in electron processing can be improved greatly.
辐射天文学大大地增进了我们对宇宙的了解。
Radio astronomy has greatly increased our understanding of the universe.
应用推荐