GB/T 25758.5-2010
无损检测.工业X射线系统焦点特性.第5部分:小焦点和微焦点X射线管的有效焦点尺寸的测量方法
Non-destructive testing.Characteristics of focal spots in industrial X-ray systems for use in non-destructive testing.Part 5: Measurement of the effective focal spot size of mini and micro focus X-ray tubes
GBT25758.5-2010, GB25758.5-2010