When we talk about energy - saving in transportation, which way is more efficient? A. Always driving a large SUV alone B. Taking public transportation like buses or subways C. Using a private helicopter for short trips D. Driving a gas - guzzling old - fashioned car 相关知识点: ...
Which transportation is the most energy-efficient? A. Car B. Bike C. Train D. Plane 相关知识点: 试题来源: 解析 B。本题考查交通工具的节能环保效率。自行车(Bike)依靠人力驱动,不消耗化石能源,是最节能环保的交通工具。汽车(Car)通常依赖汽油或柴油,消耗能源且排放尾气。火车(Train)虽然相对节能,但不...
Facing both a declining resource of crude oil and strong reasons to limit the athmospheric CO_2, the transport industry needs to increase transport energy efficiency and increase the use of renewable CO_2-neutral energy sources. The most important renewable energy sources are Biomass, Solar, ...
Future transportation may be very fast and energy-efficient. Which of the following is likely to be a feature of future vehicles? A. slow speed B. high pollution C. solar power D. large size 相关知识点: 试题来源: 解析 C。未来交通工具可能会非常快速且节能,solar power 太阳能符合节能的特点...
Ensure an efficient and safe mining transportation The distance between the material extraction site and the processing plant is constantly growing. SIMINE Conveyor helps you cover long distances and, simultaneously, increase your transported load and process speed – while also saving you energy and mo...
Why is public transportation considered more energy-efficient than private cars? A. Fewer passengers B. Better engines C. Higher occupancy rate D. Faster speed 相关知识点: 试题来源: 解析 C。公共交通的载客率高,相同数量的人出行,使用的车辆数量少,能源消耗相对较少。私人汽车通常载客人数较少,能源...
Despite significant progress in uncovering the origins of turbulence1,2,3,4,5,6, many longstanding scientific and engineering difficulties remain in controlling turbulence under conditions relevant to critical transportation and energy applications. In flows encountered by airplanes, ships, wind turbines, ...
15. The scientific, efficient and modern highway maintenance method can make the highway maintain an intact state in tenure of use, and the transportation economic benefit of highway can be obtained. 科学、高效的现代化公路养护作业与养护管理方法可使公路在使用年限内经常保持完好状态,从而最大限度地...
The effect of transportation policies on energy consumption and greenhouse gas emission from urban passenger transportation This paper offers a brief journey through twelve major cities with various policies in place to curb private vehicle use and assesses their success in term... P Poudenx - 《...
现实声音和曲调在电话。 [translate] aIt is to bring products to their clients which are more energy efficient: in home buildings, in the transportation, in appliances, it can be lighting," 它是给更加省能源的他们的客户带来产品: 在住宅建设,在运输,在器具,它可以点燃, “ [translate] ...