正面点亮槽型发光字是最常见的。
该产品用于塑料灯带、发光字等。
上海吸塑灯箱采用立体发光字加工技术。
Shanghai plastic boxes with solid light processing technology.
他们最初被开发用于替代发光字中的氖。
They were originally developed to replace neon in commercial channel letter applications.
他们最初被开发用于替代发光字中的氖。
They were originally developed to replace neon in commercial channel letter applications.
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