1. A method of engraving a copper or steel plate by scraping and burnishing areas to produce effects of light and shadow. 
   网线铜（或钢）版雕刻法通过擦刮、打磨制造光影效果的铜或钢版雕刻方法
2. gold and silver control 
   金银管理
3. Gold and Silver Works 
   金银器
4. Silver Dishes from Linzi 
   临淄银盘
5. silver halide photographic material 
   卤化银感光材料

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