????:1???????:?????

2???????????

3?????

4???????

5?????????

??????????9??????27????? (??????????? ??) ???75????????????,????????,??????????????????????????????????????10????????????????,????????????????????

?????????????????????????????260????,????????????????????????????,??????,?????????1.6??,??????????????????

??,??,???????????5????????????????????80?????????,????????????,??????????????????????????????????????????????60?????18??????2?,????????

9?????29????????10?????7????????,?????????2850?????,????24:00??,?????????????????????????,??75?????

????????????? ???????

?????????,??????????,???????????,???????????????????????????????,??,???“???????????”??????

??66%,??????78%,???????????LED????????????????,??121????????????????859????PETG,???????????,???LED??,??????(?????????)

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