complex degree of coherence造句

the basic concepts of second-order coherence theory in describing wavefields are introduced . these concepts are the cross-spectral density function and spectral degree of coherence in the space-frequency domain, and the mutual coherence function and the complex degree of coherence in the space-time domain
介绍了二阶相关理论中描述光场相干性质的基本概念，包括空间-时间域中的互相关函数、复相干度和空间-频率域中的交叉谱密度函数、光谱相干度。
It's difficult to find complex degree of coherence in a sentence. 用complex degree of coherence造句挺难的