Industrial emissions, vehicle exhausts, and power plants are the major sources of air pollution.(空气污染主要是由煤炭、石油和天然气等化石燃料的燃烧引起的。工业排放、汽车尾气和发电厂是空气污染的主要来源。)反馈 收藏
What are some causes of air pollution? A. Only industrial emissions. B. Only vehicle exhaust. C. Industrial emissions, vehicle exhaust, and burning of fossil fuels. D. None of the above. 相关知识点: 试题来源: 解析 C。解析:文章中明确指出“Air pollution is caused by a variety of factors...
A. Industrial emissions B. Vehicle exhaust C. Waste burning D. Natural disasters 相关知识点: 试题来源: 解析 B。本题考查对城市空气污染主要原因的认识。A 选项工业排放是空气污染的一个原因,但不是主要原因。C 选项垃圾焚烧也会造成空气污染,但不是城市空气污染的主要原因。D 选项自然灾害不是城市空气污染...
What are the main sources of air pollution? A. Natural disasters B. Vehicle emissions and industrial activities C. Household waste D. Agricultural activities 相关知识点: 试题来源: 解析 B。解析:文章中明确提到空气污染的主要来源之一是车辆排放,工业活动也对空气污染有重大贡献。A 选项自然灾害不是空气...
What is the main cause of climate change? A. Deforestation B. Industrial emissions C. Vehicle exhaust D. Agricultural activities 相关知识点: 试题来源: 解析 B。本题考查对气候变化主要原因的了解以及疑问词 what 的用法。工业排放是导致气候变化的主要原因之一,所以答案是 B。反馈 收藏 ...
What are the major sources of air pollution? A. Natural disasters B. Industrial activities and vehicle emissions C. Agricultural activities D. Forest fires 相关知识点: 试题来源: 解析 B。解析:文章中明确提到工业活动和车辆排放是空气污染的主要来源。
What is the main cause of air pollution? A. Industrial emissions. B. Vehicle exhaust. C. Household waste. D. Natural disasters. 相关知识点: 试题来源: 解析 A和 B。解析:工业排放和汽车尾气都是空气污染的主要原因,选项 C 家庭垃圾主要造成固体废弃物污染;选项 D 自然灾害不是空气污染的主要原因。
What Chemicals are Found in Ethanol Emissions? Discussion Comments Bycougars— On Oct 31, 2010 @ Framemaker- I would advise that you err on the safe side. Why take the chance that your children may not enjoy the things you did? We should act as if future generations are worth just as ...
In order to cut down on carbon emissions in an industrial plant, what can be done? A. Ignore the carbon emissions index completely B. Burn more coal to increase production regardless of carbon emissions C. Switch to renewable energy sources like solar or wind power D. Use more chemical ...
ontheplanetarepartofoneself-regulatingsystem, workingtomaintainlifeonearth.Scientistsagreethat weneedtakesignificantactiontocontrolemissions(排 放).Butwherescientistsandpopularmovementshave thusfarfailedtoconvincetheworldtoact,itseems thatMotherEarthmayhavesucceeded,withthenever-before-seenCOVID-19. COVID-19ises...