self-regulating cable

• ຂ່າວ

ຄວາມແຕກຕ່າງລະຫວ່າງສາຍໄຟຟ້າແລະຄວາມຮ້ອນຂອງສາຍໄຟຟ້າ

When winter comes, insulation and heating are often heard. In recent years, the use of electric heating cables and heating…