Hauv ntau daim ntawv thov niaj hnub no, cov ntaub ntawv sib txuas muag muag yog qhov tseem ceeb rau kev ua tiav qhov yooj yim, kev ntseeg siab, thiab ua haujlwm ntev hauv kev sib txuas hluav taws xob. Copper foil tau tshwm sim los ua cov khoom ntawm kev xaiv rau kev sib txuas yooj yim vim nws zoo heev conductivity, malleability, thiab lub zog. CIVEN ME...
Nyeem ntxiv