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

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

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

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

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

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