??????LCD?LED??????
来源：?????
???LED?
LED??????Light Emitting Diode??????
LED???????????LED??????????LED????LED??????LED??????????LED???????????????????????LED??????????????????????????
LED??????????????????????????????????????????????????????????????????????
???LCD?
LCD???????Liquid Crystal Display?????????????????????????????????????????????????????????????????????????????????????????????????????????
LCD??????CRT??????LCD??????????????????????????????????????
LED?LCD??
LED????LCD??????LED??????????????????????????LED?LCD???????1:10????????????LED???????????????????160?????????????????????????????????????VCD?DVD?????????????????????????LED?????????????LCD????1000????????????????????40???????LED?????????LCD?????????????????????????LED?????????????????
LED??????Light Emitting Diode??????
LED???????????LED??????????LED????LED??????LED??????????LED???????????????????????LED??????????????????????????
LED??????????????????????????????????????????????????????????????????????
???LCD?
LCD???????Liquid Crystal Display?????????????????????????????????????????????????????????????????????????????????????????????????????????
LCD??????CRT??????LCD??????????????????????????????????????
LED?LCD??
LED????LCD??????LED??????????????????????????LED?LCD???????1:10????????????LED???????????????????160?????????????????????????????????????VCD?DVD?????????????????????????LED?????????????LCD????1000????????????????????40???????LED?????????LCD?????????????????????????LED?????????????????
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