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      1. 蓝宝石衬底?

        ?

        蓝宝石是LED照明芯片主要的衬底材料

        由于其成本及性能综合优势明显

        在LED照明各类衬底中占比高达90%?

        三衬底圆片-GIF新.gif

        CgAGTFcsDASAXaSCAAQdSWApDTI528.gif

        衬底