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光 现象

光 现象. Grade8 Physics Chapter 2. 八年级物理第二章. 光源. 太阳. 恒星. [ 自身 ] 发光的物体. [ 光源 ]. 光源. [ 萤火虫 ]. 光源. [ 水母 ]. 光速. [ 织女星 ]. 古老的光. 仙女座星云. 宽边帽星系 [ 二千八百万光年 ]. 三裂星云 [ 九千光年 ]. 天鹅星云 [ 五千五百万光年 ]. 爱斯基摩星云 [ 二千万光年 ]. 沙漏星云 [ 八千光年 ].

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光 现象

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  1. 光 现象 Grade8 Physics Chapter 2 八年级物理第二章

  2. 光源 太阳 恒星 [自身]发光的物体 [光源]

  3. 光源 [萤火虫]

  4. 光源 [水母]

  5. 光速 [织女星]

  6. 古老的光 仙女座星云 宽边帽星系[二千八百万光年] 三裂星云[九千光年] 天鹅星云[五千五百万光年] 爱斯基摩星云[二千万光年] 沙漏星云[八千光年]

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