铜牌号:CuZn40/2.铜标准：进口化学成分：（以茂腾材质书为准）
CuZn40/2.园棒CuZn40/2.铜皮CuZn40/2.电导铜CuZn40/2.电解铜CuZn40/2.无氧铜CuZn40/2.copperCuZn40/2.铜料CuZn40/2.电极铜CuZn40/2.铬锆铜
CuZn40/2.棒材CuZn40/2.锆铜CuZn40/2.锆青铜CuZn40/2.阴极铜
CuZn40/2.铬铜CuZn40/2.铬青铜CuZn40/2.纯铜CuZn40/2.磷铜
CuZn40/2.合金铜CuZn40/2.进口铜1/2HCuZn40/2.半硬3/4HCuZn40/2.全硬1/4HCuZn40/2.软料
CuZn40/2.铜合金CuZn40/2.棒料CuZn40/2.相应CuZn40/2.什么牌号CuZn40/2.卷板CuZn40/2.铜材CuZn40/2.铜管CuZn40/2.管材CuZn40/2.合金板barbrass
CuZn40/2.光板CuZn40/2.精板CuZn40/2.方棒CuZn40/2.六角棒
CuZn40/2.四方棒CuZn40/2.合金棒CuZn40/2.六角铜棒
CuZn40/2.板料CuZn40/2.牌号CuZn40/2.铜号CuZn40/2.磨光棒
CuZn40/2.铜箔CuZn40/2.铸造CuZn40/2.锻打CuZn40/2.铜棒CuZn40/2.拉光棒CuZn40/2.导电铜CuZn40/2.带料CuZn40/2.带材
CuZn40/2.板材CuZn40/2.铜板CuZn40/2.圆板CuZn40/2.圆棒CuZn40/2.研磨棒CuZn40/2.铜带CuZn40/2.铜卷CuZn40/2.卷带CuZn40/2.对照国内CuZn40/2.什么材质CuZn40/2.线材
CuZn40/2.线料CuZn40/2.卷线CuZn40/2.管料CuZn40/2.铜套
CuZn40/2.圆线CuZn40/2.冷镦线CuZn40/2.什么价格CuZn40/2.条料CuZn40/2.盘线CuZn40/2.卷料CuZn40/2.卷材CuZn40/2.铜线CuZn40/2.合金线CuZn40/2.片材CuZn40/2.片料
CuZn40/2.冷镦铜线CuZn40/2.相当CuZn40/2.什么材料
CuZn40/2.是什么材料CuZn40/2.合金带CuZn40/2.铸铜CuZn40/2.对应国产