回复：ZT汽车轮胎为什么充氮气？

来源: 于 2013-10-15 06:52:31 [旧帖] [给我悄悄话] 本文已被阅读：次

Nitrogen or regular air , you will lose tire pressure, just a little slower with nitrogen. I am not sure that it extend your tire life because the outside of the tire still contact with air all the time!