optical grade

英 美
  • 光度;光级
  • grade n.等级;年级;成绩;斜坡v.分级;评分;渐次变化
  • optical adj.视觉的;光学的
    1. The astigmatism and the grade of astigmatism decreased with age increase.
      随年龄增长,散光逐渐减少,散光度逐渐减低。
    2. The glucuronides were then first methylated, then acetylated and optical rotations were tabulated.
      葡萄糖醛酸甙然后首先甲基化,然后乙酰基化和旋光度做表。