X-Ray Fluorescence SpectrometerX射线荧光光谱仪 X Ray FluorescenceX射线荧光 Cross Referencevi. 互相对照 Extended Reliability Feature扩展的可靠性特征 Extended Recovery Facility (IBM)扩展的回收设备(IBM) X-Ray Flashx射线闪光 X-ray fluorescence spectrometry[化] X射线荧光光谱法 Cross Reference File交叉参考文件 XML Reporting FrameworkXML报告框架