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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
9 w* S) ^- ^' R- }CLOUD COVER, if heavy can blockmost UV radiation. Thin or brokenclouds allow most UV rays through. ...
# Z2 @# o' x6 t8 I' v- X, 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.9 Y& h& d S( `* d
; x4 t G- b5 n; ]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。# X3 x x, e: Q
( ?5 U- b V2 K C; Z" C( \谢谢,学习了!2 I7 A# R+ {) h8 n
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