其他 返回
天气预报 > 其他 > 4到6岁儿童视力正常值是多少
4到6岁儿童视力正常值是多少
更新时间： 2020-11-05 00:00:00  

4-6岁小孩的视力正常范围大概是0.6-0.8；3-4岁≥0.6，4-5岁≥0.8，5-6岁≥1.0，低于上述标准称为视力异常。7-8岁会达到正常水平左右眼视力都要在1.0以上，学龄前基本上能达到正常视力1.0。有的儿童视力稍低于同龄水平，但屈光度在正常范围，其视力会随着年龄的增加而达到正常

关键词： 儿童 视力 正常值 多少

4到6岁儿童视力正常值是多少相关经验

天气预报

最新推荐

页面:/news/view-2827738/ | 耗时:0.6753 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=2827738 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2827738 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2827738 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1070614,980715,1052911,1131773,1066438,1078076,1062602,1064323,1078194,1054991,1063191,1091889,1089962,1067423,1078424,1050437,1055097,1061328,1084873,1095151,1126496,1054358,1048354,1077695,1071661,1062138,1048622,1073577,1067327,1046402) ORDER BY field (ArticleID,1070614,980715,1052911,1131773,1066438,1078076,1062602,1064323,1078194,1054991,1063191,1091889,1089962,1067423,1078424,1050437,1055097,1061328,1084873,1095151,1126496,1054358,1048354,1077695,1071661,1062138,1048622,1073577,1067327,1046402)