爱花花儿愤怒
发表于 2025-3-30 12:00:23
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burnish
发表于 2025-3-30 14:11:10
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Cpr951
发表于 2025-3-30 17:38:42
T. Parvathi,Arpitha Anantharajuistic period (about 2000 years ago), it was 400 years ago that the real role of the lens in vision was properly understood, and truly scientific approaches to the lens measurements and properties began to be applied only in the nineteenth century . For instance, the first to weigh the human lens was Smith in 1883 .
cartilage
发表于 2025-3-30 21:35:31
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Ancestor
发表于 2025-3-31 03:45:54
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废墟
发表于 2025-3-31 07:15:11
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penance
发表于 2025-3-31 11:44:24
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