Based on the tool of VB which is visual and object-oriented program language, we develop the Chain-transmission design system which is with friendly interface of user.

本系统以VB的可视化的、面向对象的编程语言为开发工具，开发了链传动设计系统。

youdao

Based on the tool of VB which is visual and object-oriented program language, we develop the Chain-transmission design system which is with friendly interface of user.

本系统以VB的可视化的、面向对象的编程语言为开发工具，开发了链传动设计系统。

youdao