2) diffraction minima

衍射暗斑
3) Macula interference

暗斑干扰
4) dark spot size(DSS)

暗斑尺寸
5) central dark spot

中心暗斑
1.
The effect of the size of the central dark spot in Newton s ring pattern on measuring results has been analyzed,and a solution is given.
本文分析了牛顿环中心暗斑大小对测量结果的影响,并给出了解决方法。
6) great dark spot

[天]大暗斑