标准摘要
[中文适用范围]： 规定了电离辐射测量系统的定义、测试方法和程序，用于连续或离散测量工业过程中材料的单位面积质量、单位长度质量或厚度。 [外文原描述]： Describes test methods and procedures for ionizing radiation measurement systems designed for either continuous or discrete measurements and checks of mass per unit of surface, mass per unit of length, or thickness of materials produced in industrial processes.
英文名称Nuclear instrumentation - Thickness measurement systems utilizingionizing radiation - Definitions and test methods