the modern camera lens may be coated with more than ten laye

the modern camera lens may be coated with more than ten layers for each piece of its glass
morpher999 1年前 已收到1个回答 举报

pengjb 幼苗

共回答了18个问题采纳率:94.4% 举报

现代照相机的镜头上,每片玻璃上可能会镀着十层以上的物质.

1年前

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