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发表于 2020-3-15 15:34:05
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zwyi 发表于 2020-3-15 10:32
0 Y7 H6 v6 m. t+ |CLOUD COVER, if heavy can blockmost UV radiation. Thin or brokenclouds allow most UV rays through. ... : _( z0 X6 b) a3 o( e& G
CLOUD COVER, if heavy can blockmost UV radiation. Thin or brokenclouds allow most UV rays through. Puffy, fair weather clouds deflectrays and can increase UV radiationreaching the surface.( ^$ G& A% L0 p% `
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厚云遮挡大部分紫外线;薄云则大部分紫外线都能穿透过去。而晴天里蓬松的云会折射紫外线,增加到达地面的辐射量。
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9 K9 M& O! f3 p谢谢,学习了!
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