各位前輩、各位學友，大家好：
在下有幾個疑惑，想要請教一下。
1.Find the wavelength and energy for infrared, visible, ultraviolet, X-ray,
and gamma ray.
2.How to distinguish between X-ray and gamma ray?
3.What is Bremsstrahlung radiation?
有勞哪位好心人能夠幫在下解答，感激不盡。
(請用中文解釋，謝謝。)