When these electrons are deflected by molecules in the atmosphere, they emit gamma rays.

当这些电子被大气中的分子所偏转时，它们会发射出伽玛射线。

youdao

An unusual class of objects, ULXs emit more X-rays than stars, but less than quasars.

一类不寻常的对象，超亮度X射线源比恒星释放出更多的X射线，但比类星体的少。

youdao

Calculations suggest, for instance, that in the nucleus of the isotope thorium-229 is a transition that should emit ultraviolet rays.

举例来说，计算表明，钍- 229的原子核内存在着能发出紫外线的转变过程。

youdao

In addition to the backscatter machines, the TSA has also deployed about 260 millimeter-wave machines which use radio waves and do not emit X-rays.

CNN: SHARE THIS