... fluorescent brighters 荧光增白剂 fluorescent bulb 荧光灯泡 fluorescent cell 荧光试池,荧光细胞 ...
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With an 18-watt fluorescent bulb you get as much light but use 75% less electricity.
用18瓦的荧光灯灯泡有同样的亮度,而用电量却减少75%。
With an 18 - watt fluorescent bulb you get as much light but use 75% less electricity.
用18瓦的荧光灯灯泡有同样的亮度,而用电量却减少75%。
Inside a fluorescent bulb, a tiny amount of mercury is heated until it turns into a gas that reacts with other gases to produce light.
萤光灯泡内有少量汞,其被加热后变成气态,与其他气体起反应形成光。
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