下列说法中正确的是 A.色光的三原色是指红黄蓝三种色光b.紫外线和红外线在真空中的传播速度相同c.眼睛�视的同学应配戴凸透镜来矫正视力 Template




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tomski下列说法中正确的是 a.色光的三原色是指红黄蓝三种色光b.紫外线和红外线在真空中的传播速度相同c.眼睛�视的同学应配戴凸透镜来矫正视力 coloring