ground speed pad

top-gear speed on gradient

上坡时的高档行驶速度

A short movement of the shift lever and the gear changes instantly.

变速杆操控灵活，能够迅速改变行驶速度；

Research On Vehicle Operating Speed in Highway Based On Safety Degree

基于安全度的高速公路车辆行驶速度评价研究

Earth-moving machinery-Determination of ground speed

GB/T10913-1989土方机械行驶速度测定

The Research of Vehicle Speed Intelligent Control System;

车辆行驶速度智能控制系统体系研究

A car ran by at a great speed.

汽车以极快速度行驶。

I was running with regulation speed.

我正以限制的速度行驶。

was cracking along at 70 miles an hour.

以每小时七十英里的速度快速行驶

a race between ancient chariots.

驾驶双轮双马的古战车进行的速度赛。

allowing planes to travel at the speed of light.

允许飞机以光一样的速度行驶。

The car was doing 90 miles an hour.

汽车以每小时90英里的速度行驶.

The car is go at the rate of 60 mile an hour.

汽车以每小时六十英里的速度行驶。

The car is going at the rate of 40 miles an hour.

车以每小时40英里的速度行驶。

You should drive at the speed of traffic.

你应该以规定的速度行驶。

The car be go at the rate of 60 mile an hour

汽车以每小时六十英里的速度行驶

The train is travelling at a speed of sixty mile an hour

火车正以每小时六十英里的速度行驶

The car runs at a speed of 80 miles per hour.

轿车以每小时八十英里的速度行驶。

let sth rip allow(a car,machine,etc) to go at its top speed

让（汽车、机器等）以最高速度行驶或运转