求翻译：首先在绪论部分，主要介绍了本文的主要研究背景，分析了发展混合动力汽车的必要性和必然性，通过对比分析其他新能源汽车的现状来说明大力发展混合动力汽车的意义是什么意思？

First in the introduction section introduces the main research background, analysis of the necessity and inevitability of the development of hybrid vehicles, comparative analysis of the status of other new energy vehicles to illustrate the significance of great efforts to develop hybrid vehicles

First, in the Introduction section of this document focuses on the primary research background, with an analysis of the development of hybrid vehicles by necessity and inevitability comparison and analysis, and other new energy vehicles to the status quo to develop hybrid cars the meaning

First in the introduction part, mainly introduced this article main research background, has analyzed the development mix power automobile necessity and the inevitability, analyzes other new energy automobile through the contrast the present situation to explain develops the mix power automobile sig

First of all in the introduction section, this article mainly introduces the major background of research, analysis of the necessity and inevitability of the development of hybrid vehicles, through a comparative analysis of other new energy vehicle status out significance of developing hybrid vehicl

正在翻译，请等待...