Silver and Copper Arts and Crafts

• 银铜工艺

Silver and Copper Arts and Crafts的用法和样例：

例句

1. Copper casting process flow realizes electrical furnace centrifugal casting, this flow increases the cage inner quality, enlarge production ability.
   铸铜工艺生产流程实现了电炉化离心铸造，提高了保持架的内在质量，扩大了生产能力。