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["["일일 문제", 이론적 기초 22.66.67
0\�选择题：白光入射到衍射光栅上，则在可见光范围内，同一级光谱中偏离中央主极大最远的是（ ） A 蓝光 B 红光 C 白光 D 紫光 答案：B 提示：能阐述出解题过程的给予额外奖励，答案回复可见！
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