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It has a rather high transmission frequency and low attenuation.
居有较高的传输频率和较低的衰减。
youdao
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High brightness, low attenuation, low energy consumption, long service life.
高亮度，光衰低，能耗低，寿命长。
youdao
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High brightness, low attenuation, low energy consumption, long service life.
高亮度，光衰低，能耗低，寿命长。
youdao