更新1:
if the light of LED becomes unstable, can I regard it as failure? or the LED is totally burnt out?
if the light of LED becomes unstable, can I regard it as failure? or the LED is totally burnt out?
收錄日期: 2021-04-25 19:27:24
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20090303000051KK00266