The tracking precision is got by measuring the far - field facula posit.通过测量回馈光远场光斑的位置变化可以得到端机的跟瞄精度.This paper discusses the design of deformable mirror in order to obtain special facula.本文就此叙述了变形镜面形的设计,以得到指定形状的光斑.So a n...

facula的音标：facula的英式发音音标为：['fækjʊlə]facula的美式发音音标为：['fækjʊlə]...

n.（太阳光球上的）光斑...

facula的复数形式为：faculae...