对产物进行了水溶液中的紫外可见光谱研究。

Also the ultraviolet and visible spectra of the product was studied.

youdao

而太阳光谱中紫外光区占不到5%，可见光区则占43%。

Because less then 5% of the sun spectrum is ultraviolet radiation and 43% is visible light.

youdao

而太阳光谱中紫外光区占不到5%，可见光区则占43%。

Because less then 5% of the sun spectrum is ultraviolet radiation and 43% is visible light.

youdao