汽车之家基于真实车主的质量评价来统计车主在指定拥车期内遇到的质量问题。表示平均每百辆车中出现的故障数，包含故障、异响、使用不便等问题。百车故障数值越小，代表质量越好。

The reason submarines are able to do this is thanks to some very important components known as the ballast and trim tanks. These are located throughout the sub at the bow and stern as well as on ...