色觉
<p class="MsoNormal">3.<span style=" font-family: 微软雅黑,sans-serif;">色觉：</span>50cm<span style=" font-family: 微软雅黑,sans-serif;">，色盲表上数字或图像（</span>5-10s<span style=" font-family: 微软雅黑,sans-serif;">）。</span></p>
<p class="MsoNormal">3.<span style=" font-family: 微软雅黑,sans-serif;">色觉：</span>50cm<span style=" font-family: 微软雅黑,sans-serif;">，色盲表上数字或图像（</span>5-10s<span style=" font-family: 微软雅黑,sans-serif;">）。</span></p>