passivating process

• 钝化工艺

passivating process的用法和样例：

例句

1. A bright pickling and chromating process for copper pipes was introduced.
   介绍了一种紫铜管光亮酸洗钝化工艺。
2. The optimum operation region of the process parameters is found in the new neural network.
   确定金属化工艺中稳定的优化工作区域。