1. 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.
   采用三划等长的E形视标，视标大小及排列采用均匀的几何增率，每行视标数为4个，共14行，每两行视标变化进率为拶而。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.
   采用三划等长的E形视标，视标大小及排列采用均匀的几何增率，每行视标数为4个，共14行，每两行视标变化进率为拶而。

声明：以上例句、词性分类均由互联网资源自动生成，未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。