当侦探在案件现场发现一把手枪,他不仅需要分析手枪上是否有嫌疑人的指纹,还需要知道这把手枪是否开过枪。以前,类似这种分析需要复杂的技术手段和较长的时间,而如今,最新的技术已经可以非常方便地进行这种分析,这就是x射线荧光技术。X射线分析技术是一种借助X射线来识别原子种 When the detective found a pistol on the scene of the case, he not only needed to analyze whether there was a fingerprinting on the pistol, but also whether the pistol had been fired. In the past, such analysis required complex techniques and longer time, but now it is very convenient for the latest technology to perform this kind of analysis. This is x-ray fluorescence technology. X-ray analysis is a technique that uses X-rays to identify atomic species