ABSTRACT: Generally speaking, white wines range in color from pale yellow to rich gold. They'll turn dark or brown after oxidation.
摘要：一般情况下，白葡萄酒呈现浅柠檬黄色至金黄色色泽，但经氧化作用后会变成深黄色甚至棕色。
Please also note that some timber will gradually turn dark this is not a quality defect.
请注意有些木材种类随着时间推移会自然变深，这样的变化不是质量缺陷。
Air sweeps also have the benefit that they can cool die buildup so it doesn't oxidize and turn dark.
空气清扫还有冷却积料的好处，以便积料不会氧化和变黑。
Its characteristic is that the goggles immediately turn dark from light state after arc-starting- When arclight disappears the goggles will turn to be light automatically.
其特点是护目镜随弧光的开启自动变暗，而随弧光的停止又自动变亮；
Its characteristic is that the goggles immediately turn dark from light state after arc-starting- When arclight disappears the goggles will turn to be light automatically.
其特点是护目镜随弧光的开启自动变暗，而随弧光的停止又自动变亮；
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