设计符合国际标准
Design to conform to the international standards
管道布置设计要求
Piping layout considerations
维修性设计要求
maintainability design requirement
总体设计要求
overall design requirement
β-γ符合计数法
coincidence counting method
阿伐-加马符合计数
alpha-gamma coincidence counting
Counting
alpha-gamma coincidence
贝他-加马符合计数
beta-gamma coincidence counting
垂直符合计数器曲线
Curve
vertical coincidence counter