Electric cars are powered by ___. A. battery B. diesel C. kerosene D. steam 相关知识点: 试题来源: 解析 A。解析:电动汽车是由电池供电的,battery 是电池的意思。diesel 是柴油,用于柴油车;kerosene 是煤油,不用于电动车;steam 是蒸汽,现在电动车不用蒸汽。反馈...
The 1997 Kyoto Protocol to reduce greenhouse gas emissions (particularly CO2) contributed to Diesel's promotion as a more environmentally-friendly fuel. And yet, here we are 20 years later back at the great debate: Are they better or are they worse than gasoline cars? And, are we ever goi...
Diesel engines are built to last and are known for their longevity. The reason for this is that diesel engines operate at a much lower RPM than gasoline engines, which means they are less stressed and are less likely to wear out much to the relief of fleet owners who manage high mileage ...
In addition to the fact that EVs are a national security concern, Wright said they have also proven to be less safe on the road and more expensive to maintain when compared to their gas-powered counterparts. “Now we’re driving down the road, nobody’s hacked us yet, and we ha...
Yes, electric cars are definitely better for the environment. They don’t produce any direct emissions, making them far cleaner than traditional petrol or diesel cars. Plus, some of their electricity is generated from renewable sources like solar and wind power. ...
But crucially, electric car drive trains have significantly fewer moving parts than engines found in petrol or diesel cars. As a result, EVs lose far less energy via heat or friction between parts. This means even if an EV’s electricity is generated by coal (which, in the UK at least,...
I.阅读理解Petrol and diesel (柴油) cars may still dominate our roads, but their days are numbered. A recent university study found that current electric cars could be used for87 per cent of daily car journeys in the US. That figure could rise to 98 per cent by 2020.One hurdle to the...
Electric cars tend to be more expensive to buy than their petrol or diesel counterparts, so it’s tempting to look at a budget-friendly model such as theMG ZS EV. But with even entry-level versions offering a respectable official range (198 miles) and lots of kit, you might begin ...
Petrol Cars Are Diesely the Best; HI-TECH ENGINES BOOST FUEL ECONOMYRead the full-text online article and more details about "Petrol Cars Are Diesely the Best; HI-TECH ENGINES BOOST FUEL ECONOMY" - The Mirror (London, England), July 18, 2012The Mirror (London, England)...
根据第三段中的第二句“Not that long ago, electric cars were met with distrust, and their large price tags drove customers away.” 分析句意可知,不久前,电动汽车遭到了不信任,他们的巨额标价把顾客吓跑了,也就是说人们认为电动车太贵了不值得买。分析选项可知,A项(They were not good value.不值得...