One dimensional Fresnel zone phase correcting plate has its focusing characteristics similar to that of the paraboloid cylinder.
一维菲涅尔区相位修正结构具有类似于抛物柱面的聚焦特点。
3
One cannot as one will spend more time reweaving one's field than focusing upon the next phase of ascension in the addictive use of such forms of entertainment or places.