ສາຍໄຟແຮງດັນໄຟຟ້າແຮງມັກຈະຫມາຍເຖິງສາຍສົ່ງໄຟຟ້າທີ່ປະຕິບັດແຮງດັນສູງກວ່າ 10kV. ອີງຕາມ GB / T 2900.50-2008, ນິຍາມ 2.1, high voltage…
high-voltage cables The current underground cables are generally of lower voltage level, and the line transmission with high voltage level…
