technological know-how

• 技术知识

technological know-how的用法和样例：

例句

1. You need technical knowledge to understand how this system works.
   你需要具备技术知识才能了解这套系统如何工作。
2. It is that it is essential for the professional students of modern electromechanics to master the technological knowledge of modern numerical control.
   掌握现代数控技术知识是现代机电类专业学生必不可少的。