Luminous Signs 夜光标志牌
Luminous Warning Signs 夜光警示牌
Luminous Affixed Signs 夜光贴标牌
signs luminous
发光的迹象
以上为机器翻译结果，长、整句建议使用 人工翻译 。
In addition to EXIT signs, tritium is commonly used in aircraft dials, gauges, luminous paints and wristwatches.
FORBES: Radioactive Tritium Leaks from Nuke Plant; Also Two Million EXIT Signs
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