Revolutionary concept propulsion systems including air-breathing pulse detonation engine(PDE) are required in order to achieve high-speed cruise capability in the atmosphere.
为了获得大气层内的高速巡航能力,需要发展包括吸气式脉冲爆震发动机在内的多种新概念动力装置。
Method of setting maximum speed limit based on minimum generalized running cost of vehicle
基于汽车行驶广义费用最小的高速公路最高车速限制方法
Suggestions about maximum speed limits on freeways under different pavement conditions were presented based on the correlation.
根据计算结果,提出了高速公路对应不同路面状况的最高车速限制取值的建议。
Using the method of mathematics formulas derivation,it is considered as a condition that the sum of running distance and braking distance is less than the visible distance,so that calculation formula of maximum speed limit value is presented based on the safe distance.
为了提高不良天气条件下高速公路行车的安全性,分析了雨、雪、雾等不良天气条件对道路交通安全的影响机理,采用数学公式推导的方法,以制动反应时间内行驶距离与制动距离之和小于能见距离为条件,推导了不良天气条件下的基于安全距离的高速公路最高车速限制值计算公式,并给出了雾天、雨天及雪天对应不同能见距离、附着系数及纵坡的车速限制标准建议。
Method of setting maximum speed limit based on minimum generalized running cost of vehicle
基于汽车行驶广义费用最小的高速公路最高车速限制方法
Reasonable Value of Freeway Speed Limit Under Adverse Weather Condition
高速公路不良天气条件下最高车速限制合理取值
Drivers should control their speed within the range of the posted maximum and minimum speed limit when driving on expressways.
司机在高速公路上开车时必须将自己的行车速度控制在标牌规定的最高限速与最低限速之间。
Think of it as a 32-lane highway with a 33mph speed limit.
设想把它当作一条32车道的高速公路，其最高限速为每小时33英里。
Study on High Speed Maglev Train Optimum Speed Curve and Its Tracking Control;
高速磁浮列车最优速度曲线及其跟踪控制研究
drive without regard for/to speed limits
不顾速度限制开快车
automatic wagon control
矿车限速自动控制器
Don't exceed the speed limit.
不要超越行车速度限制。
crab traversing speed limiter
小车运行速度限制器
But the speed limit is 70
可是最高限速是70
The speed limit is the fastest speed you are allowed to drive a car at.
限速是允许驾车的最快速度。
Research on Longitudinal Slope and Slope Length Limit of Mountain-Expressway Based on Heavy Vehicles' Braking Ability
基于大货车制动性能的山区高速公路坡度坡长限制研究
She was driving at well over the speed limit.
她开车的速度远远超过了速度限制.
This button sets the rev limit for the engine - the highest revs it can reach in each gear before changing up.
这个按钮用来设定引擎的最高转速限制，即每一个档位引擎可以达到的最高转速。
A governor is added to an engine to control or limit engine speed or road speed.
为了控制或限制发动机转速或行驶车速，发动机上装有限速器。
There is no speed limit on German motorway .
德国的高速公路上没有时速限制。
There be no speed limit on german motorway .
德国的高速公?上没有时速限制。
What's the speed limit on the motorway?
高速公路的速度限制是多少?