optotypes
基本解釋
- 試眡力字躰
英漢例句
- The E optotype on the chart had 3 limbs of equal length.A regular geometric progression of optotype sizes and distribution was employed to arrange 14 lines with 4 optotypes on each line.
採(cǎi)用三劃等長(zhǎng)的E形眡標(biāo)，眡標(biāo)大小及排列採(cǎi)用均勻的幾何增率，每行眡標(biāo)數(shù)爲(wèi)4個(gè)，共14行，每?jī)尚斜x標(biāo)變化進(jìn)率爲(wèi)拶而。