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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
+ k4 Q$ R: h! V# HCLOUD COVER, if heavy can blockmost UV radiation. Thin or brokenclouds allow most UV rays through. ... ; |/ }, ^( Y; k
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.
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' N( }& C& b% r& o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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/ {* a' C6 N6 ~) q$ x4 O谢谢,学习了!% B( E/ h( j+ \! ^0 E0 `$ p
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