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fei666:Ans: J@pb[O L, 1.灯珠面积选更小的[表情] sb_oD{+gW 2.灯珠找更小发光角度的[表情] o Pci66 3.材料找更高折射率的[表情] d$ACDX2 4.灯珠离TIR再近一些[表情] (2023-01-03 22:49) p^kUs0$GS
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