??led?????????????-尊龙凯时平台入口
????:2017-07-24 ??:??? ??:
??:
1????:led???????,?led???????????????,????65%??,??????,??????????????,????????????????10~20%?
2????:led?????0.03~1w,?????????????????,??????????,????,????????????,????????????????????????????????,?????????
3?????:led??????1.5~5v??,????20~70ma??,????????????????,??????????????????????,????
4?????:led?????????,????????????????????????????????????,?????????,?????????????????????5??????????????????????????
5???????:??????????,led????,?????????led????,?????????????????????,???????????????????????,????????????????
???????????????????,??,??????????????????,????????????????
1????????????????????????????,???????,???????????????????????????
2????????????????????????????,???????????????????
3??????(?)??????????????
4????????????????????,??????,??????????
5??????????????????????????????2?(???1??????)?
6?????????????????,??????????:
1)?????????;
2)???????????????;
3)????????????????????,???????????