PCB (Printed Circuit Board), Suav lub npe yog luam tawm Circuit Board, tseem hu ua luam tawm Circuit Board, yog ib qho tseem ceeb hauv hluav taws xob, kev txhawb nqa rau cov khoom siv hluav taws xob, thiab cov khoom siv hluav taws xob sib txuas ntawm cov khoom siv hluav taws xob.Vim nws yog tsim los ntawm electronic printing, ...
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