作为车主,行车不仅要舒适,更要注意安全。汽车出厂时,厂家都会提供一些随车用品,同时我们自己在汽车使用中也会用到一些东西。那么车上应该放上哪些用品,又如何使用呢?1.后备轮胎。后备轮胎往往被遗忘在行李厢里而缺少保养,所以建议车主必须每三个月定期检查一下后备轮胎,必要时还要给它充气。2.千斤顶。千斤顶是换胎不可缺少的工具,几乎所有的车厂都会随车附送一套千斤顶。买二手车时,一定要检查千斤顶是否完好,因 As a car owner, driving not only to be comfortable, but also pay attention to safety. When the car leaves the factory, the manufacturer will provide some luggages, and we will also use something in our car. Then what should be put on the car supplies, and how to use it? 1. Reserved tires. Reserve tires are often forgotten in the luggage compartment and lack of maintenance, so owners are advised to regularly check the backup tires every three months and inflate them if necessary. 2 jack. Jack is an indispensable tool for changing tires, almost all of the depot will be accompanied by a car jack. When buying used cars, be sure to check the jack is intact, because