It is introduced the lectotype of this structure design , which may be a beneficial reference in practical design .

对该结构的设计选型作了介绍，以期对工程设计有所参考。

Designers can carry out the adaptability analysis of the interchanges for communications using the design model , so as to conduct the design of the lectotype of the city expressway interchanges .

设计人员可以用该设计模型对交通条件进行互通立交的适应性分析，以指导城市快速路互通立交选型的设计。

Aiming at the shortcomings of traditional electric operator , the paper put forward the design scheme of a new kind of electric operator by using computer technology and electronic technology , and introduced lectotype and design of each functor as well as the solution of the key questions in details .

摘要针对传统的电动执行机构的缺点，文章运用计算机技术和电子技术，提出了一种新型电动执行机构的设计方案，并详细介绍了该执行机构各功能元件的选型与设计以及关键问题的解决方法。