First, they exposed three tubes of chrome yellow to UV radiation until one turned a chocolate color.
首先，他们将三管铬黄曝露在紫外线辐射中，直到其中一管变成巧克力色。
The scientists validated previous hunches that UV light and sunlight are to blame for catalyzing chemical reactions of chrome yellow on canvas.
科学家们验证了先前的猜测，紫外线和日光对催化画布上的铬黄的化学反应要负很大的责任。
The lithography room is lit with yellow light to avoid interference with the UV light used with the photomasks.
平板印刷室里面点着黄色的灯，避免光掩膜与紫外线相互干扰。
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