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图片:求问图.jpg
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amiferous:照度分析图右边的曲线是剖面图 (2012-04-19 09:17) tWD|qg_
senforswang:这不就是直角坐标系下的角度和照度曲线么? (2012-04-19 09:17) IZ~.{UQ
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encounter0:木有角度吧…… (2012-04-19 09:31) FpdHnu i1