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光伏发电是利用半导体界面的光生的伏特效应而将光能直接转变为电能的一种技术，其关键元件是太阳能电池，其产业链的产品具有轻、薄、短、小的特点。读图完成下列问题。 下列关于世界太阳能光伏发电现状的分...
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太阳电池是利用半导体的半导体器件
光热效应
热电效应
光生伏特效应
热斑效应
是一种将太阳辐射能通过光伏效应经光伏电池直接转换为电能的发电技术它向负荷直接提供直流电或经逆变器将直
光伏发电技术
风力发电技术
燃料电池发电技术
生物质能发电技术
太阳能光伏发电技术是利用或光伏效应使得太阳辐射能通过半导体物质直接转变为电能的一种技术
光伏发电是直接将太阳的光能变换成电能的太阳能利用方式把照射到光电池上的光能直接变换成电能输出是光伏发
光感应发电
光电导效应发电
光化学发电
光生物发电
太阳能光伏发电原理是
半导体界面的光生伏特效应将光能直接转换成直流电
半导体接受太阳的热量，分子变得不稳定导致正负电荷分离产生直流电
半导体界面的光生伏特效应将光能直接转换成交流电
半导体接受太阳的热量，分子变得不稳定导致正负电荷分离产生交流电
光伏产业是盐城经济开发区加快发展的新兴产业阅读下面文字提取关于光伏发电的三个关键词语3分光伏发电的主
光伏发电是指利用半导体界面的光生伏特效应而将光能直接转变为电能的一种技术发展前景十分广阔读我国大陆太
交通便捷
市场广阔
技术先进
劳动力丰富
太阳电池是利用半导体的半导体器件
光热效应
热电效应
光生伏打效应
热斑效应
太阳能电池是利用半导体的半导体器件
光热效应
热电效应
光伏效应
热斑效应
光生伏特效应就是半导体材料吸收光能后在PN结上产生电动势的效应
光伏发电站是利用太阳能电池的光生伏打效应将太阳辐射能转变为 热能继而转换成电能的发电系统
光伏发电是利用半导体界面的光生的伏特效应而将光能直接转变为电能的一种技术其关键元件是太阳能电池
青海
江苏
新疆
黑龙江
光伏发电是根据光生伏特效应原理利用将太阳光能直接转化为电能
太阳能光伏发电原理是半导体界面的效应将光能直接转换成直流电
太阳能光伏发电技术是利用光生使得太阳辐射能通过半导体物质直接转变为电能的一种技术
光伏发电是利用半导体界面的光生的伏特效应而将光能直接转变为电能的一种技术其关键元件是太阳能电池
发电量发达国家远超发展中国家是因为区域内太阳能资源比较丰富
近年来太阳能光伏发电增长迅速是因为太阳能发电成本较矿物能低
发达国家大力发展太阳能光伏发电可以有效减轻碳排放的减排压力
发达国家大力发展太阳能光伏发电可以根本上解决能源短缺的问题
太阳能电池板是利用半导体的半导体元件
光热效应
热电效应
光生伏特效应
热斑效应
能源是国家和家庭中必不可少的1化石燃料仍然是当今的主要能源它包括煤天然气和家庭燃气主要是天然气主要成
光伏发电是指利用半导体界面的光生伏特效应而将光能直接转变为电能的一种技术发展前景十分广阔读我国大陆太
地形崎岖，运输不便
光伏产业投资大，建设周期长
常规能源利用潜力大
地面太阳辐射能较少
简述半导体的光生伏特效应
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教学评价本身也是一种教学活动
BPeoplehavesmokedtobaccoforcenturiesandtheharmfuleffectsoftobaccosmokehavebeenseenascontroversialsinceatleastthe16thcenturywhenEuropeanexplorersintroducedtobaccotoNorthAmerica.Cigaretteinfacttypicallycontainsmorethan4700chemicalcompounds43ofwhicharebelievedtocausecancer.Compoundssuchastarandsulphurdomostoftheharmwhilstapoisonouscompoundknownasnicotinemakessmokingverydifficulttogiveup.In1964acommitteeofdoctorsandscientistsintheUnitedStatesofAmericaconcludedthatnearlyallformsoflungcancerwerecausedbythenegativeeffectsofsmoking.Theyalsoreportedhoweverthatsmokingleadstomanyotherdiseasessuchaschronicbronchitisandemphysemadiseaseofthelung.Amoreworryingreporthoweverarguedthatasmanyas50000peopledieeachyearinAmericafromtheeffectsofpassivesmokingbreathinginotherpeople’ssmoke.Youngchildrenarevulnerablebecauseitisbelievedrestrictionsinoxygensuppliesleadtostuntedgrowth.Butpregnantwomenareespeciallysusceptibletothistypeofexposurebecausethesmokepreventsoxygensuppliesinthebloodstreamreachingthefoetustherebyinhibitingnaturaldevelopment.Smokinghasthusbeendeemedmoreharmfulthantheeffectsofalcoholandhasledtothebecomingofsmokinginpublic-parksinsomeares.ThemostrecentresearchcarriedoutintheUKhoweversuggestthatifyounggirlsbeginsmokingdaringpubertyearlyteenageyearswhichiscommonamongstteenagersinEuropetheyarefarmorelikelytocontractbecausecancerastheygrowolder.Moreoverwhilstthedangersofcontractingdiseasessuchasbronchitisandevenlungcancerneverletup.Insteaditremainswiththegirlforthereminderofhernaturallife.TheseandotherfindingshavepromotedmanyEuropeancountriestolaunchanosmokingcampaigninschoolsaimedatmakingyoungvulnerableadolescentswhoareinatransitionperiodbetweenchildrenandadulthoodawareofthedangersofsmokingwiththeadagethatpreventionisbetterthancure.WhyissmokingaddictiveBecauseitcontains______.
教师劳动的长期性特点可以形象地比喻为十年树木百年树人
教育的基本要素包括教育者受教者和教育影响
一种学习对另一种学习起干扰或抑制作用被称为
Therehavebeenmanygreatinventionsthatchangethewaywelive.Thefirstgreat16wasonethatisstillveryimportanttoday—thewheel.Thismadeiteasyforman17heavythingsandtotravellongdistances.Forhundredsofyearsafterthattherewere18inventionsthathadasmucheffectasthewheel.Thenintheearly1800’stheworldstartedtochange19.Therewaslittleunknownlandleftintheworld.Peopledidnothavetoexploremuchanymore.Inthesecondhalfofthe19thcenturymanygreatinventionsweremade.20themwerethecameratheelectriclightandtheradio.Thesehaveallbecomeabigpartofourlifetoday. Thefirstpartofthe20thcenturysawmoregreatinventions.Thehelicopterin1909.Movies21soundin1926.Thecomputerin1928.Andjetplanesin1930.Thiswasalsoatimewhenanew22wasfirstmade.Nyloncameoutin1935.Itchangedthekindofclothespeoplewear.Ofcoursenewinventionscontinuedtobemade.Manbeganlooking23waystogointospace.Russiamadethefirststep.ThentheUnitedStatestookanother.SincethenothercountriesincludingChinaandJapan24theirstepsintospace.In1969mantookhisbiggeststepawayfromearth.25firstwalkedonthemoon.Thiswascertainlyjustabeginning.Newinventionswillsomedayallowustodothingswehaveneveryetdreamedof. 23
学生不良品德的转化的阶段包括
A An8-year-oldchildheardherparentstalkingaboutherlittlebrother.Allsheknewwasthathewasverysickandtheyhadnomoney.Onlyaveryexpensiveoperationcouldsavehimnowandtherewasnoonetolendthemthemoney. Whensheheardherdaddysaytohertearfulmother"onlyamiraclecansavehimnow".Thelittlegirlwenttoherbedroomandpulledhermoneyfromherpiggybankandcounteditcarefully. Shehurriedtothelocaldrugstorewiththemoneyinherhand."Andwhatdoyouwant"askedthesalesman."It’sformylittlebrother"thegirlanswered."HeisreallyreallysickandIwanttobuyamiracle.""Pardon"saidthesalesman."MybrotherAndrewhassomethingbadgrowinginsidehisheadandmydaddysaysonlyamiraclecansavehim.SohowmuchdoesamiraclecostWedidn’tsellamiracleherechildI’msorry."thesalesmansaidwithasmile."Listenifitisn’tenoughIcantryandgetsomemore.Justtellmehowmuchitcosts." Awell-dressedmanhearditandasked"whatkindofmiracledoesyourbrotherneedIdon’tknow"sheansweredwithhereyesfulloftears."He’sreallysickandmumsaysheneedsanoperation.Butmydaddycan’tpayforit.SoIhavebroughtallmymoney.""Howmuchdoyouhave"askedtheman."1.11dollarsbutIcantryandgetsomemore."sheanswered."Wellwhatluck!"saidtheman."1.11dollarsthepriceofamiracleforyourlittlebrother." Hetookupthegirl’shandandsaid"Takemetowhereyoulive.Iwanttoseeyourbrotherandmeetyourparents.Let’sseeifIhavethemiracleyouneed." Thatwell-dressedmanwasDr.Carltonafamoussurgeon.Theoperationwassuccessfulanditwasn’tlongbeforeAndrewwashomeagain.Thelittlegirlwashappy.Sheknewexactlyhowmuchthemiraclecost...onedollarandelevencents...plusthefaithofalittlechild. Intheeyeofthelittlegirlamiraclemightbe
BPeoplehavesmokedtobaccoforcenturiesandtheharmfuleffectsoftobaccosmokehavebeenseenascontroversialsinceatleastthe16thcenturywhenEuropeanexplorersintroducedtobaccotoNorthAmerica.Cigaretteinfacttypicallycontainsmorethan4700chemicalcompounds43ofwhicharebelievedtocausecancer.Compoundssuchastarandsulphurdomostoftheharmwhilstapoisonouscompoundknownasnicotinemakessmokingverydifficulttogiveup.In1964acommitteeofdoctorsandscientistsintheUnitedStatesofAmericaconcludedthatnearlyallformsoflungcancerwerecausedbythenegativeeffectsofsmoking.Theyalsoreportedhoweverthatsmokingleadstomanyotherdiseasessuchaschronicbronchitisandemphysemadiseaseofthelung.Amoreworryingreporthoweverarguedthatasmanyas50000peopledieeachyearinAmericafromtheeffectsofpassivesmokingbreathinginotherpeople’ssmoke.Youngchildrenarevulnerablebecauseitisbelievedrestrictionsinoxygensuppliesleadtostuntedgrowth.Butpregnantwomenareespeciallysusceptibletothistypeofexposurebecausethesmokepreventsoxygensuppliesinthebloodstreamreachingthefoetustherebyinhibitingnaturaldevelopment.Smokinghasthusbeendeemedmoreharmfulthantheeffectsofalcoholandhasledtothebecomingofsmokinginpublic-parksinsomeares.ThemostrecentresearchcarriedoutintheUKhoweversuggestthatifyounggirlsbeginsmokingdaringpubertyearlyteenageyearswhichiscommonamongstteenagersinEuropetheyarefarmorelikelytocontractbecausecancerastheygrowolder.Moreoverwhilstthedangersofcontractingdiseasessuchasbronchitisandevenlungcancerneverletup.Insteaditremainswiththegirlforthereminderofhernaturallife.TheseandotherfindingshavepromotedmanyEuropeancountriestolaunchanosmokingcampaigninschoolsaimedatmakingyoungvulnerableadolescentswhoareinatransitionperiodbetweenchildrenandadulthoodawareofthedangersofsmokingwiththeadagethatpreventionisbetterthancure.TheEuropeanawarenesscampaignisprimarilyaimedat______.
Stoneisallaroundus.Stoneisusuallyveryhardbutitcanalsobes35.Stoneshavemanyuses.Insomecountriesa36carvebeautifulthingsoutofsoftstonesbecausetheycanbeshapedeasily.Ina37timespeoplecarvedsmallpersonsoranimalsoutofsoftstoneswhichcouldbecarriedalongwith.WhileinsomeEuropeanc38statuesarecarvedfromhardstonesandtheydonotchangeeasily.Insummerthehotsuns39onthesestatuesandinwinterthesnowfallsonthembuttheystillr40beautiful.Stoneisstrongandlong-lasting.Soitisgoode41forbuildings.Ahousebuiltofstonedoesnotcatchfireaseasilyasi42madeofwood.Somestonesarecoloredsotheymakethebuildingslookw43.Peoplecanalsogetafirewithstones.Besidessomekindsofstonescanbeusedtom44jewelry.We’refoundstonesarereallyamazing.
假定你是李华你所喜爱的GlobalMirror周报创刊五周年之际征集读者意见请你依据以下内容给主编写封信内容主要包括以下几点1．说明你是该报的忠实读者2．赞赏该报优点1兼顾国内外新闻2介绍名人成功故事3．提出建议刊登指导英语学习的文章注意1．词数100词左右开头语已为你写好不计入总词数2．可以适当增加细节以使行文连贯DearEditor-in-ChiefCongratulationsonthe5thanniversaryofGlobalMirror!SincerelyyoursLiHua
Stoneisallaroundus.Stoneisusuallyveryhardbutitcanalsobes35.Stoneshavemanyuses.Insomecountriesa36carvebeautifulthingsoutofsoftstonesbecausetheycanbeshapedeasily.Ina37timespeoplecarvedsmallpersonsoranimalsoutofsoftstoneswhichcouldbecarriedalongwith.WhileinsomeEuropeanc38statuesarecarvedfromhardstonesandtheydonotchangeeasily.Insummerthehotsuns39onthesestatuesandinwinterthesnowfallsonthembuttheystillr40beautiful.Stoneisstrongandlong-lasting.Soitisgoode41forbuildings.Ahousebuiltofstonedoesnotcatchfireaseasilyasi42madeofwood.Somestonesarecoloredsotheymakethebuildingslookw43.Peoplecanalsogetafirewithstones.Besidessomekindsofstonescanbeusedtom44jewelry.We’refoundstonesarereallyamazing.
个体运用已有的认知经验使新输入的信息与原有的认知结构发生联系理解新知识所描绘的事物或现象的意义使之与已有的知识建立起各种联系指的是
学生王林因不守纪律又一次被带进办公室当即受到班主任的训斥你又违反纪律了我跟你说了多少次了你的脸皮实在太厚!你找家长过来当面说清楚你到底准备怎么做不然从明天起你就不用来读书了学生低着头走出了办公室请对这个事例进行分析你认为要使王林同学遵守纪律应采用的方法是
Therehavebeenmanygreatinventionsthatchangethewaywelive.Thefirstgreat16wasonethatisstillveryimportanttoday—thewheel.Thismadeiteasyforman17heavythingsandtotravellongdistances.Forhundredsofyearsafterthattherewere18inventionsthathadasmucheffectasthewheel.Thenintheearly1800’stheworldstartedtochange19.Therewaslittleunknownlandleftintheworld.Peopledidnothavetoexploremuchanymore.Inthesecondhalfofthe19thcenturymanygreatinventionsweremade.20themwerethecameratheelectriclightandtheradio.Thesehaveallbecomeabigpartofourlifetoday. Thefirstpartofthe20thcenturysawmoregreatinventions.Thehelicopterin1909.Movies21soundin1926.Thecomputerin1928.Andjetplanesin1930.Thiswasalsoatimewhenanew22wasfirstmade.Nyloncameoutin1935.Itchangedthekindofclothespeoplewear.Ofcoursenewinventionscontinuedtobemade.Manbeganlooking23waystogointospace.Russiamadethefirststep.ThentheUnitedStatestookanother.SincethenothercountriesincludingChinaandJapan24theirstepsintospace.In1969mantookhisbiggeststepawayfromearth.25firstwalkedonthemoon.Thiswascertainlyjustabeginning.Newinventionswillsomedayallowustodothingswehaveneveryetdreamedof. 25
由于我考试作弊的原因老师再也不会喜欢我这句话表达的非理性信念是
Stoneisallaroundus.Stoneisusuallyveryhardbutitcanalsobes35.Stoneshavemanyuses.Insomecountriesa36carvebeautifulthingsoutofsoftstonesbecausetheycanbeshapedeasily.Ina37timespeoplecarvedsmallpersonsoranimalsoutofsoftstoneswhichcouldbecarriedalongwith.WhileinsomeEuropeanc38statuesarecarvedfromhardstonesandtheydonotchangeeasily.Insummerthehotsuns39onthesestatuesandinwinterthesnowfallsonthembuttheystillr40beautiful.Stoneisstrongandlong-lasting.Soitisgoode41forbuildings.Ahousebuiltofstonedoesnotcatchfireaseasilyasi42madeofwood.Somestonesarecoloredsotheymakethebuildingslookw43.Peoplecanalsogetafirewithstones.Besidessomekindsofstonescanbeusedtom44jewelry.We’refoundstonesarereallyamazing.
Therehavebeenmanygreatinventionsthatchangethewaywelive.Thefirstgreat16wasonethatisstillveryimportanttoday—thewheel.Thismadeiteasyforman17heavythingsandtotravellongdistances.Forhundredsofyearsafterthattherewere18inventionsthathadasmucheffectasthewheel.Thenintheearly1800’stheworldstartedtochange19.Therewaslittleunknownlandleftintheworld.Peopledidnothavetoexploremuchanymore.Inthesecondhalfofthe19thcenturymanygreatinventionsweremade.20themwerethecameratheelectriclightandtheradio.Thesehaveallbecomeabigpartofourlifetoday. Thefirstpartofthe20thcenturysawmoregreatinventions.Thehelicopterin1909.Movies21soundin1926.Thecomputerin1928.Andjetplanesin1930.Thiswasalsoatimewhenanew22wasfirstmade.Nyloncameoutin1935.Itchangedthekindofclothespeoplewear.Ofcoursenewinventionscontinuedtobemade.Manbeganlooking23waystogointospace.Russiamadethefirststep.ThentheUnitedStatestookanother.SincethenothercountriesincludingChinaandJapan24theirstepsintospace.In1969mantookhisbiggeststepawayfromearth.25firstwalkedonthemoon.Thiswascertainlyjustabeginning.Newinventionswillsomedayallowustodothingswehaveneveryetdreamedof. 21
学生学习之后做了练习交给老师老师几天甚至一周之后才把作业本发下来这种教学方式往往导致学生缺乏
学生阅读时常使用画重点线的学习策略这是利用了知觉的哪一种基本特性
从心理学的角度看注意对学生的学习都是有害的
学生学完英语单词后教师要求他们课后应立即背诵第二天进行检查这里所运用的复习规律是
Stoneisallaroundus.Stoneisusuallyveryhardbutitcanalsobes35.Stoneshavemanyuses.Insomecountriesa36carvebeautifulthingsoutofsoftstonesbecausetheycanbeshapedeasily.Ina37timespeoplecarvedsmallpersonsoranimalsoutofsoftstoneswhichcouldbecarriedalongwith.WhileinsomeEuropeanc38statuesarecarvedfromhardstonesandtheydonotchangeeasily.Insummerthehotsuns39onthesestatuesandinwinterthesnowfallsonthembuttheystillr40beautiful.Stoneisstrongandlong-lasting.Soitisgoode41forbuildings.Ahousebuiltofstonedoesnotcatchfireaseasilyasi42madeofwood.Somestonesarecoloredsotheymakethebuildingslookw43.Peoplecanalsogetafirewithstones.Besidessomekindsofstonescanbeusedtom44jewelry.We’refoundstonesarereallyamazing.
心理学辅导的基本目标是
教师通过记录课外活动中学生的攻击行为来研究其和性别的关系这种研究方法是
一把钥匙开一把锁说明我们在学校德育教育过程中要遵守导向性原则
Stoneisallaroundus.Stoneisusuallyveryhardbutitcanalsobes35.Stoneshavemanyuses.Insomecountriesa36carvebeautifulthingsoutofsoftstonesbecausetheycanbeshapedeasily.Ina37timespeoplecarvedsmallpersonsoranimalsoutofsoftstoneswhichcouldbecarriedalongwith.WhileinsomeEuropeanc38statuesarecarvedfromhardstonesandtheydonotchangeeasily.Insummerthehotsuns39onthesestatuesandinwinterthesnowfallsonthembuttheystillr40beautiful.Stoneisstrongandlong-lasting.Soitisgoode41forbuildings.Ahousebuiltofstonedoesnotcatchfireaseasilyasi42madeofwood.Somestonesarecoloredsotheymakethebuildingslookw43.Peoplecanalsogetafirewithstones.Besidessomekindsofstonescanbeusedtom44jewelry.We’refoundstonesarereallyamazing.
一个较长的学习内容首尾部分记忆效果好中间部分遗忘较多这是受的干扰
A An8-year-oldchildheardherparentstalkingaboutherlittlebrother.Allsheknewwasthathewasverysickandtheyhadnomoney.Onlyaveryexpensiveoperationcouldsavehimnowandtherewasnoonetolendthemthemoney. Whensheheardherdaddysaytohertearfulmother"onlyamiraclecansavehimnow".Thelittlegirlwenttoherbedroomandpulledhermoneyfromherpiggybankandcounteditcarefully. Shehurriedtothelocaldrugstorewiththemoneyinherhand."Andwhatdoyouwant"askedthesalesman."It’sformylittlebrother"thegirlanswered."HeisreallyreallysickandIwanttobuyamiracle.""Pardon"saidthesalesman."MybrotherAndrewhassomethingbadgrowinginsidehisheadandmydaddysaysonlyamiraclecansavehim.SohowmuchdoesamiraclecostWedidn’tsellamiracleherechildI’msorry."thesalesmansaidwithasmile."Listenifitisn’tenoughIcantryandgetsomemore.Justtellmehowmuchitcosts." Awell-dressedmanhearditandasked"whatkindofmiracledoesyourbrotherneedIdon’tknow"sheansweredwithhereyesfulloftears."He’sreallysickandmumsaysheneedsanoperation.Butmydaddycan’tpayforit.SoIhavebroughtallmymoney.""Howmuchdoyouhave"askedtheman."1.11dollarsbutIcantryandgetsomemore."sheanswered."Wellwhatluck!"saidtheman."1.11dollarsthepriceofamiracleforyourlittlebrother." Hetookupthegirl’shandandsaid"Takemetowhereyoulive.Iwanttoseeyourbrotherandmeetyourparents.Let’sseeifIhavethemiracleyouneed." Thatwell-dressedmanwasDr.Carltonafamoussurgeon.Theoperationwassuccessfulanditwasn’tlongbeforeAndrewwashomeagain.Thelittlegirlwashappy.Sheknewexactlyhowmuchthemiraclecost...onedollarandelevencents...plusthefaithofalittlechild. Whatmadethemiraclehappen
一个教师在学生那里是否有威信取决于这个教师是否能够让他的学生
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