A. How cars produce fumes. B. Why so many people live cities. C. What the causes and effects of air pollution are. D. How people in cities feel about polluted air. 相关知识点: 试题来源: 解析 C 正确答案:C解析:通读全文可知,文章第一段和第二段主要讲述了空气污染产生的原因,第三段主要...
A. How cars produce fumes B. Why so many people live cities C. What the causes and effects of air pollution are D. How people in cities feel about polluted air 相关知识点: 试题来源: 解析 C[考点]主旨大意题 通读全文可知,文章第一段和第二段主要讲述了空气污染产生的原因,第三段主要说明了...
( )2.Whatmakesitpossibletoproducegreenhydrogenthroughelectrolysis? A.Enoughelectricityandefficientdevice. B.Theextendinglifeandcapacityofbatteries. C.Thelowercostofdifferentcleanenergies. D.Financialsupportfromallsectorsofsociety. ( )3.WhatdoesParagraph3wanttoemphasize? A.ThePotentialofcurrentgreenenergy. B.T...
It can drive 20–55 miles on electricity before switching to gas. Fuel Cell Electric Vehicle (FCEV): It uses hydrogen fuel cells to produce electricity. It has a 300–400 mile range and fast 5-minute refuel times. Compared to gas-powered cars, EVs are more efficient. They have lower ...
It can drive 20–55 miles on electricity before switching to gas. Fuel Cell Electric Vehicle (FCEV): It uses hydrogen fuel cells to produce electricity. It has a 300–400 mile range and fast 5-minute refuel times. Compared to gas-powered cars, EVs are more efficient. They have lower ...
How can this smaller engine provide the power your car needs to keep up with the more powerful cars on the road? Let's compare a car like the Chevy Camaro, with its big V-8 engine, to our hybrid car with its small gas engine and electric motor. The engine in the Camaro has more ...
It can drive 20–55 miles on electricity before switching to gas. Fuel Cell Electric Vehicle (FCEV): It uses hydrogen fuel cells to produce electricity. It has a 300–400 mile range and fast 5-minute refuel times. Compared to gas-powered cars, EVs are more efficient. They have lower ...
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Fuel type: Powered by hydrogen gas used in a fuel cell to produce electricity. Many FCEVs have a regenerative braking system that can capture the energy lost during braking and store it for later use. Engine mechanics: FCEVs use propulsion like that of electric vehicles. Energy stored as hyd...
Government regulation in the automotive industry directly affects the way cars look, how their components are designed, the safety features that are included, and the overall performance of any given vehicle. As a result,government regulationalso has a significant effect on the automotive business by...