secret know-how

• 秘密专有技术

secret know-how的用法和样例：

例句

1. I think buying the know?how is better than the right to use the patent.
   我想购买专有技术比购买专利使用权要好。
2. The know?how tells one all the details of how to manufacture the equipment.
   专有技术非常详细地说明了如何制造设备。