几个和汽车方面的短语，请别翻译成句子，在线等，当场给分

斜坡匀速行驶
Uniform velocity on the slope
高速环形试验路面
High-speed circular road test
横向越过壕沟
Horizontal cross trench
防倾翻（动态）
Coaches (dynamics)

-Uniform velocity on the slope
-High-speed circular road test
-Horizontal cross trench
-Coaches (dynamics)

斜坡匀速行驶--slope inclination uniform velocity driving