金银丝工艺  filigreework

钣金工艺  sheet metal process

钣金工艺设计  Sheet metal CAPP

包金工艺  gold technology

边磨边浸氰化提金工艺  cyaniding technology of gold leaching while pulverizing

掺金工艺  gold doped process

错金工艺  gold-inlay craft; Inlaying

镀金工艺  technology for gold electroplating

仿金工艺技术  gold-imitation processing technology

飞机钣金工艺  aircraft sheet metal forming process

分金工艺  gold-extracting process

粉末冶金工艺  powder metallurgy technology; powder metallurgy

高强度火法冶金工艺  furnace cooling design

光亮镀金工艺  bright gold plating process

含金硫酸烧渣提金工艺  technology of recovering gold from gold-bearing sulphate calcine

黄金工艺品  gold artifacts

混汞提金工艺  gold extraction by amalgamation

机械合金工艺  mechanical alloying process

夹金银丝厚呢  silvertone and goldtone

金工工作间  metalwork area