相关知识点: 试题来源: 解析 B。解析:文章中提到“The impact of traffic congestion is far-reaching. It not only wastes people's time but also causes air pollution.”,交通拥堵的影响是深远的,它不仅浪费人们的时间,还会造成空气污染。反馈 收藏 ...
Testing of the mini monitors is nearing completion. The deployment of highly distributed network of such air quality sensors at existing DOT traffic measurement sites will be possible by Sp...
所属专辑:Rachel 为你读英语小短文 音频列表 1 Customs around the world 71 2020-02 2 The impact of traffic congestion 73 2020-02 3 Tha causes and effects of deforestation 57 2020-02 4 Love a chemical reaction? 58 2020-02 5 Should healthcare be free?
Traffic congestion has a serious impact on the environment. Which of the following is a consequence of traffic congestion? A. Cleaner air B. Less noise pollution C. Increased carbon dioxide emissions D. More green spaces 相关知识点:
Autonomous vehicles are expected to have a significant impact on traffic congestion. Which of the following statements about autonomous vehicles is true? A. They will always cause traffic jams. B. They can drive without any rules. C. They can improve traffic safety and efficiency. D. They are...
A. It has no impact. B. It increases traffic congestion. C. It reduces traffic congestion. D. It only helps in reducing air pollution. 相关知识点: 试题来源: 解析 C。解析:推广骑自行车可以减少交通拥堵,A 有影响,B 会减少而不是增加拥堵,D 不仅有助于减少空气污染,还能减少交通拥堵。反馈...
Increases traffic jams D. Reduces greenhouse gas E. missions 相关知识点: 试题来源: 解析 C。本题考查交通拥堵对环境的影响及公共交通的优势。A 选项“Reduces air pollution(减少空气污染)”、B 选项“Saves energy(节约能源)”和 D 选项“Reduces greenhouse gas emissions(减少温室气体排放)”都是公共交通...
A spatio-temporal analysis has been conducted aiming to explore the relationship between traffic congestion and road accidents based on the data on the M25 motorway and its surrounding major roads in England during the period 2003–2007. It was hypothesised that increased traffic congestion may be ...
On 17 February 2003, London introduced a pioneering congestion-charging scheme. The impact on traffic was sudden and dramatic. For example, car movements within the congestion-charging zone (21 km 2) were reduced by about 30%. However, the impact on other activities, such as retail business ...
On top of that, about 87% of the extra duty time caused by traffic congestion can be eliminated by clever congestion avoidance strategies. 展开 关键词: congestion avoidance time-dependent VRP time-dependent SPP speed model DOI: 10.1016/j.cor.2011.05.027 被引量: 141 ...