铬锰铜合金白口铸铁
Cr-Mn-Cu alloy white cast iron
镍铬铜线热电偶
nichrome constantan thermocouple
铜铬触头材料
Contact materials of copper and chromium alloy
CuCr contact materials
contact material
CuCr contact material
铜铬锆合金
Copper-chromiumzirconium alloy
CuCrZr alloy
Cu-Cr-Zr alloy
铜铬合金
CuCr alloy
Cu-Cr alloy
copper and chrome alloy steel
CuCr alloys
Cu-Cr alloys
Copper-chromium alloy
铜铬合金ZCuCrl
Copper-Chromium alloy ZCuCrl