仿金铜合金
gold imitating copper alloy
面心立方铜金合金
face-centered cubic copper-gold alloy
铜铬触头材料
CuCr contact material
CuCr contact materials
Contact materials of copper and chromium alloy
contact material
铜铬合金
copper and chrome alloy steel
Cu-Cr alloy
CuCr alloys
Cu-Cr alloys
Copper-chromium alloy
CuCr alloy
铜铬合金ZCuCrl
Copper-Chromium alloy ZCuCrl
铜合金金属型
copper alloy permanent mold
钨银电触头合金
tungsten-silver contact alloy