Numerical control (NC) is a new technology to you.

对于你们来说，数控是一门新技术。

To match with numerical control, should choose the contact arcs way.

对于配数控用，应选择非接触起弧方式。

In the chapter last part, we introduce the numerical control software.

在这章最后我们介绍了数控系统的软件。

In a numerical control machine tool, servo system is an important part.

在数控机床中，伺服系统是重要组成部分。

The application of numerical control in insulator manufacturing was introduced.

介绍数控技术在电瓷生产中的应用。