Hit the top layer one time with the Highlight Enhance filter. 點(diǎn)擊頂層用提高高亮濾鏡。
In PRK, the top layer of the cornea, called the epithelium, is scraped away to expose the stromal layer underneat. 光性折射角膜切削術(shù)使用的方法是削去角膜的頂層,又稱(chēng)上皮層,來(lái)顯露下面的基質(zhì)層。