汽车二级维护对于延长车辆使用寿命、保证行车安全、降低排放污染和提高经济效益具有重要的作用。汽车二级维护检测是二级维护作业重要的组成部分,是贯穿整个二级维护工艺过程的核心,是“定期检测、强制维护、视情修理”的充分体现。如何发挥维护 Second-class vehicle maintenance for the extension of vehicle life, to ensure traffic safety, reduce emissions and improve economic efficiency has an important role. Vehicle secondary maintenance testing is an important part of secondary maintenance operations, which is the core of the whole secondary maintenance process. It is a manifestation of “regular testing, mandatory maintenance and repair as appropriate”. How to play to maintain