空气污染相关作文
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Nowtheairisgettingworse,manyofthecity'sairqualityarenotuptothestandard.Sowemustprotectenvironment!
theairisduty.andsometimes.Wearetheteachers.Theyareworkers.Ourschoolisbeautiful.Howdoyoudo?Fine,thank
Toresolvetobefromtheirown,bitbybitthelittlethings.Suchas:multiplantsandtrees,donotspit,donotreadilyt
人与自然的关系是人类始终面临和解决的问题.当今,人与自然环境的关系出现了紧张和对立,整个生态系统不断受到破坏.由此,必须要建立人与自然和谐与共的新文明.为保障人与自然的和谐,保护生态平衡,除经济和法律
HowtoDealwithAirPollutionAlongwiththeadvanceofthesociety,moreandmoreissuesarebroughttoourattention,o
ProtectionoftheEnvironmentOncemandidnothavetothinkabouttheprotectionofhisenvironment.Therewerefewpeo
Airpollutionisoneofthemajorproblemsofthemodernworld.Agreatdealofenergyisneededtorunthefactoriesofmod
空气污染我们生活在钢筋水泥的森林里,我们对生机勃勃的树木远离了.现在的交通工具、建筑物或复杂的机械都给空气带来极大的污染,它们虽然都给我们带来方便,但大家有没有想到,它们也会污染空气对人体有害的.此时
Airpollutionisoneofthemajorproblemsofthemodernworld.Agreatdealofenergyisneededtorunthefactoriesofmod
Airpollutionisoneofthemajorproblemsofthemodernworld.Agreatdealofenergyisneededtorunthefactoriesofmod
Airpollutionisoneofthemajorproblemsofthemodernworld.Agreatdealofenergyisneededtorunthefactoriesofmod
关于室内空气治理我可以帮到你,但如果是大气治理的话,只能说多采取些保护环境的措施,尽量减少污染的排放,多一些环保产业的开发.你也可以去深圳市力曼环境技术有限公司去查看下.
给你两篇,一篇是专业的,另一篇是比较简单的Thereareseveralmaincausesofairpollution,thevastmajorityofthemcanbeattributedtom
Airpollutionisoneofthemajorproblemsofthemodernworld.Agreatdealofenergyisneededtorunthefactoriesofmod
AirpollutionAirpollutioncomesfromfactories,powerstationsandcars.Chemicalsinthesmokefrompowerstations
Airpollutionisoneofthemajorproblemsofthemodernworld.Agreatdealofenergyisneededtorunthefactoriesofmod
氧气:氧化性,可当作助燃剂,医学上常用于急救.氮气:医学上可用与麻醉,农业上用于肥料,工业上做保护气,充入灯泡稀有气体:俗称惰性气体,不活泼,常用于霓虹灯二氧化碳:温室气体,导致全球温室效应.不能助燃
一天中凌晨到早晨8点之前的空气质量比较差,因为气压所以污染物都在地面附近上午十点以后到下午五点之前是一天中空气最好的时段.
Recentlyairpollutinhasbeenoneofthemostimportantproblemforus.Asachildoftheearth,whatshouldwedo.firstl
Airpollutionisduetodustremoveristooexpensive,smallcapacity,resultinginpooreffect,difficulttoreplacet