全文主要分为四个部分，其主要内容如下。
The article consists of four parts, its main content as follows.
本文共分五章，其主要内容如下：第一章，绪论。
This paper is divided into five chapters, which are as follows: chapter one, Introduction.
其主要内容如下：（1）电子在正交电磁场中的运动；
The main contents of this paper are as follows:1. the electrons motion in an orthogonal electromagnetic field;
应用推荐