Kev faib tawm ntawm cov khoom siv hlau thiab Cable
Cov khoom siv hluav taws xob thiab cov khoom siv hluav taws xob siv nyob rau hauv lub zog hluav taws xob feem ntau suav nrog cov khoom siv hluav taws xob sab nraud, cov kab hluav taws xob (busbars), c
