[供]供应手封3.5k内管
[供]70-150W金卤灯内管泡壳
[供]T系列玻壳
[供]供应T型、TO型、TD、TT型玻壳
[供]供应金属卤化物灯
[供]供应70-150W金卤灯内管泡壳
[供]供应紫外灯
[供]供应起跳泡
[供]供应高压钠灯
[供]供应40号硬料玻璃管
[供]碘钨灯
