Through analysis to driving speed in mountainous area expressways,this paper summons the necessity of speed limiting.
通过对山区高速公路行车速度进行分析,提出限速的必要性。
The running speed and highway line design
行车速度与公路路线设计
The idea that the study of rush repair of railway bridges during the new period should have its greater stress placed on the "two accelerations" is put forward in the paper, by which the author means that both the assembling and erecting speed of steel girders for rush repairs, and the running speed of the train should be accelerated.
提出新时期铁路桥梁抢修技术研究应突出“两个快速性”的观点,即提高抢修钢桥拼组架设的速度和行车速度。
Dynamic computational model of vehicle/track vertical coupling system is developed by means of finite element method for analyzing the effects of joint gap value and running speed on the vibration caused when the vehicle passing a rail joint.
为了分析轨缝值与行车速度对车辆通过钢轨接头时产生的振动与噪声的影响程度,利用有限元方法,建立了车辆—轨道垂向耦合动力计算模型;该模型的车辆采用整车模型,共10个自由度;轨道结构采用3层弹性点支承有限长欧拉梁模型,共402个自由度;系统的激励大小可由轨缝值和行车速度推导出来,并运用赫兹非线性接触理论计算轮轨之间的相互作用力。
This paper started at the basic character of the traffic flow, deduced the theoretical formulas of the relationship between traffic density and vehicle speed according to the three phases, and further discussed the theoretical formulas of the relationship between traffic volume and vehicle speed, traffic volume an.
车流密度、行车速度、交通流量是反映交通流特征的3个基本参数,本文从交通流的本质特征入手对车流密度与行车速度的关系进行了研究,建立了三段式密度-速度理论关系模型,并由此进一步讨论了交通流量与行车速度、交通流量与车流密度之间的理论关系。
Traffic flow, vehicle speed and traffic flow density are three basic parameters which can be used to describe traffic flow characteristics.
车流密度、行车速度和交通流量是反映交通流特征的三个基本参数,三者关系的确定和模型的建立是交通工程理论研究的基础。
Don't exceed the speed limit.
不要超越行车速度限制。
A car ran by at a great speed.
汽车以极快速度行驶。
crab traversing speed limiter
小车运行速度限制器
Drive at the regulation speed, eg on motorways
按规定速度行车（如在高速公路上）
comets might creep at bike-rate speed.
它们的运行速度和自行车的速度差不多。
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
The car was going at the rate of60 miles an hour.
汽车以每小时六十英里的速度行使。
The plane can travel many times faster than the train.
飞机飞行的速度是火车的好几倍。
a race between ancient chariots.
驾驶双轮双马的古战车进行的速度赛。
How fast does your new car go? We travelled from Rome to Naples by bus; The policemen went from door to door looking for the suspect;The soldiers moved towards the city in an attempt to take it before night fell.
你的车行进的速度是多少？
drive, ride, travel, etc at breakneck speed
以非常危险的高速度开车、 骑马、 行进等.
The car is going at 60 miles an hour.
汽车在以每小时60 英里的速度行进。
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。
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。