As there are many complex people in public places, and illegal elements often carry knives, guns, bombs and other dangerous contraband to commit crimes, which eventually cause serious casualties and property losses, but also cause extremely negative impact on society, so security inspection is very important. For illegal elements, security checks have powerful iron gates that make them porous. At present, X-ray screening and related equipment are more popular. So, do you know about X-ray? Do you know the procedure of X-ray examination? In the following article, we briefly introduce the steps of X-ray screening , hoping to help you better understand.