Graphite fult rau txaus hluav taws xob electrodes
Cov khoom tau siv dav hauv cov teb hluav taws ua hauj, tshav kub tiv thaiv, hluav taws xob tiv thaiv cua kub, thiab hluav taws xob hluav taws xob.
Sau koj cov lus ntawm no thiab xa mus rau peb
Cov khoom tau siv dav hauv cov teb hluav taws ua hauj, tshav kub tiv thaiv, hluav taws xob tiv thaiv cua kub, thiab hluav taws xob hluav taws xob.
