On the other hand, atomic coherence effect is an important topic in quantum optics and laser physics and it always has been one of hotspots in scientific research.
另一方面，原子相干效应是量子光学和激光物理学的重要课题，一直以来都是科学研究的热点之一。
2
Atmospheric coherence length is one of important parameters of atmospheric turbulence, atmospheric propagation of laser and phase adjustment of adaptive optics.
大气相干长度是研究大气湍流强度、激光大气传输以及自适应光学的重要参量之一。
3
Quantum optics is a subject in studying the coherence and the quantum statistical properties of radiation field, as well as the quantum characters of light interacting with matter.