diffraction cross-section

• 衍射截面,绕射截面

diffraction cross-section的用法和样例：

例句

1. The absorption spectrum and fluorescence spectrum of the two crystals were measured, the absorption cross section and emission cross section of the major peaks were calculated.
   测得晶体的吸收光谱和荧光光谱，分别计算了两种晶体在主吸收峰的吸收截面和主发射峰的受激发射截面。