电工用铜母线
Copper Bus Bar for Electrical Purposes
铜包铝母线
original copper-clad aluminium wire
铜铝复合母线槽
copper-aluminum compound bus duct
异型铜合金母线
non-conventional type copper alloy busbar
白铜线
Copper-nickel alloy wires
包塑铜线
plastic-covered copper wire
玻璃丝包圆铜线
glass silk covered round copper wire
玻璃丝漆包铜线
glass silk-wrapped enameled copper wire