关于X线的叙述，错误的是（）Regarding the description of　X-ray, the mistake one is（）

A.1895年伦琴发现X线In 1895, Roentgen discovered X-ray

B.电子源是X线产生必备条件之一The electron source is a prerequisite for X-ray generation

C.X线具有一定的波长和频率X-rays have certain wavelength and frequency

D.X线通过三棱镜会发生折射X-rays do refract through the prism

正确答案：X线通过三棱镜会发生折射X-rays do refract through the prism