教学背景
《jixieneng》shijiunianjiwulishangcedisanzhangdierjiedeneirong。zheijiekeneirongduo、nanduda，daduoshujiaoshizaishangwanyizhangdexinkeyihou，huianpai《jixieneng》dezhuantifuxi，yiqijiangsuoxuegainianjiegouhua、xitonghua。zhengjiekeweirao“chachezhuangzhi”jinxingyanjiu，bingshejilesangerenwu。congjingdianshiyanzhongde“chachezhuangzhi”daoqichede“chachezhuangzhi”，zaidao “chachezhuangzhi”desheji。tongguo“chachezhuangzhi”deqingjingxian，jinxingdongnengdaxiaodebiaoda、dongnengdezhuanhuadengzhishideshenduxuexi，shixueshengdesiweidadaoguanliantuozhanshuiping。
教学实录
shi:
10yue1ri，xiaomingquanjiayiqizuochedaowaidiyouwan，zaigaosugonglushangfaxianqichedechacheshiling，yijiarendunshixianrukonghuang。xiamianwomenyiqiguankanyixiadangshideshipin，zaiguankandeguochengzhongsikaozheiyanglianggewenti:
shipinzhongshikongdeqichejuyoushenmeneng？wutiyou“neng”keyiduiwaizuogong，womenkeyitongguoshenmelaipanduanshikongqiche“neng”dedaxiao？
yb体育sheng:
shipinzhongshikongdeqichejuyoudongneng。
sheng1:
fashengchehuoshi，keyitongguoqichesunhuaichengdulaipanduandangshidongnengdedaxiao。
yb体育shi:
shipinzhong，qichedeshenmezhuangzhishilingle？
sheng2:
chachezhuangzhi。
yb体育shi:
chachezhuangzhidezuoyongshishenme？
sheng2:
shijiangqichededongnengjianxiao，jiangqichededongnengzhuanhuachengqitaxingshideneng。
shi:
hao，jintianwomenjiuyiqilaiyanjiuyixiachachezhuangzhi。
dianxingrenwuyi:
tongguoleibiqiche，ganshoushiyanzhongde“chachezhuangzhi”
yb体育shi:
qingdajiakanyigejingdianshiyanshipin（jieturuxia），bingsikaoyixiajigewenti。
shi:
gaishiyandeyanjiuduixiang、yanjiumudeshishenme？
yb体育sheng1:
gaishiyandeyanjiuduixiangshixiaoqiu，yanjiuwutidedongnengyushenmeyinsuyouguan。
yb体育shi:
xiaoqiudedongnengdaxiaoyushenmeyinsuyouguan？
sheng2:
yuxiaoqiudesuduhezhiliangyouguan。
shi:
zaishiyanguochengzhong，xiaoqiudedongnengshizaibianhuade，womenyanjiuxiaoqiunayidiandedongneng？
sheng3:
zaipengzhuangdianbshidedongnengdaxiao。
yb体育shi:
xiaoqiuzaibdiandedongnengconghezhuanhuaerlai？guanchazhuomianyiqi，sikaozhuanhuadongnengdeqitafangfa。
（xueshengfenxiaozujinxingjiaoliu）
yb体育sheng4:
yongshoutui，shixiaoqiuzaibdianxingchengdongneng。
sheng5:
yongdanhuangtui，shixiaoqiuzaibdianxingchengdongneng。
yb体育sheng6:
yongdanbaitui，shixiaoqiuzaibdianxingchengdongneng。
yb体育shi:
xiangfahenyouchuangyi，dajiakeyiyongzhuomiandeyiqichangshiyixia。
yb体育（xueshenggenjuzhuomianyiqikaishishiyan）
shi:
butongdefangfadoushixiaoqiuzaibdianchuyoudongneng，nengfoushuoyixiayuxiemianchanshengxiaoqiudongnengdequbie？
yb体育sheng7:
yongshoutuishixiaoqiuzaibdianxingchengdongneng，bunengzuodaomeicidouyiyang。
yb体育sheng8:
yongdanhuangtuishixiaoqiuzaibdianxingchengdongneng，bunengzuodaomeicidounengpengzhuangxiaomukuai。
sheng9:
yongdanbaituishixiaoqiuzaibdianxingchengdongneng，bunengzuodaomeicidounengpengzhuangxiaomukuai。
shi:
zheixiebanfadouyonglenengliangdezhuanyihezhuanhua，danshizhunqueduhechenggonglvburukebenshangdeshiyangao。
shi:
xiaoqiucongbdiandaocdian，sudujianxiaodao0，xiaoqiujianxiaodedongnengdaonaliqule？
sheng10:
youyuxiaoqiudetuili，xiaomukuaikefumocalizuogong，xiaoqiudedongnengzuizhongzhuanyiqiezhuanhuaweixiaomukuaideneineng。
shi:
ciguochengzhongkeyitongguoshenmefanyingxiaoqiuzaipengzhuangdianbdiandedongnengdaxiao？
sheng10:
xiaomukuaideyidongjuli。
shi:
henhao，zheishikexuetanjiuzhongdechangyongfangfa，womenchengweizhuanhuanfa。
shi:
xiaoqiudongnengdedaxiaohainengzhuanhuachengnaxiekeyizhijieceliangdewuliliang？
sheng11:
keyirangxiaoqiuquzhuangjimianfentuan、xiangpini，celiangaoxianshendu。
sheng12:
keyirangxiaoqiuquzhuangjijimu，jiliangzhuangdaodejimushuliang。
sheng13:
keyirangxiaoqiuzaishoujinshanggundong，celianggundongdejuli。
shi:
shiyanzhongdexiaoqiuzaimukuaizuoyongxiatingxia，qichezaichachexitongzuoyongxiatingche，ruguojiangyundongdexiaoqiukanchengbenchideqiche，xiaomukuaixiangdangyuqichedechachezhuangzhi。xiaoqiumeiyoumukuaijiangwufakuaisutingxia，weilejishitingche，qicheyaoyouchachezhuangzhi。
yb体育（shejiyitu:
tuchuzhuanhuanfa、leibifa、moxingfadeyingyong。leibifadezuoyongshi“youcijibi”，leibisiweideguochengjiushiyigetuiliguocheng。xueshengjianggaosuxingshideqichejiansuguochengzhuanhuaweixiaoqiudeyundongguocheng，liyongwulimoxingjianhuashijifuzaguocheng，tuchuzhuyaoyinsu，tixianlecongshenghuozouxiangwulidezhongyaosixiang）
yb体育dianxingrenwuer:
tongguoyueducailiao，lejieqichezhongde“chachezhuangzhi”
shi:
weilejishitingche，qicheyaoyouchachezhuangzhi，xiamianwomenguankanshipinbingsikaojigewenti。
yb体育（xueshengguankanqichechachezhuangzhidegongzuoyuanliheshipin，yueduyouguanqichechachezhuangzhidejieshao）
shi:
feibendeqichejinjizhidongshi，dongnengzenyangbianhua？
yb体育sheng:
qichededongnengjianxiao。
yb体育shi:
dongnengzhuanhuachenglechachexitongshenmexingshidenengle？
sheng1:
neineng。
shi:
yincizaipanshangongluxiaposhi，youyujingchangchache，chachexitongneinengzengjia，chachepanwendushenggao，huiyingxiangchachedexiaoguo，yinfashigu。
yb体育shi:
luntaiyudimianbudahuashi，qichedechachejuliyunaxiewuliliangyouguan？
yb体育sheng2:
zengdachachejulideliang:
qichedezongdongneng（m,v）；jianxiaochachejulideliang:
chachepanyuqiandemocali（f ）， chachepandedaxiao。
yb体育shi:
dahuoche、xiaoqicheweishenmebunengchaozai、chaosu？
sheng3:
chaozai、chaosushiqichededongnengzengda，nengduiwaizuogengduogong。chacheshichachepankefumocalizuogong，xiangtongmocalixiadongnengdadechechachepanzhuandongdequanshuzengjia，qicheyaojingguogengzhangdejulicainengtingxia。
shi:
weishenmezaitongyangdaolushang，butongdechexingxiansubuyiyang？
yb体育sheng4:
butongdechexingzaitongyangdaolushangdongnengbutong，chachexitongyebutong。chachehou，qichebixuzaiyidingfanweineitingxia，zheijiuxuyaoyidingdexiansu，butongdechexingbutongdexiansu。
shi:
f1saicheweishenmezuigaosuduzheimegao？
sheng5:
yinweif1saicheyougenghaodechachexitong，shidediaosuxingshidesaicheyekeyizaiguidingjulineitingche。
（shejiyitu:
weishenmebunengchaozai、chaosushiyigexitongwenti，xueshengyinggaizhandegenggaocainenghuidadegengzhunque。xueshengtongguoziliaolejieqichechachezhuangzhidegongzuoyuanli，lejiexiandaiqichegongyedechachexitongsheji，tuozhanzhishimian，jifaxuexixingqu）
dianxingrenwusan:
tongguofenzutaolun，shejiqichezhongde“chachezhuangzhi”
shi:
chachezhuangzhiduiyujiashizheeryanjiushishengmingdebaozhang，qingtongxuemenjieheshiyanheziliaosikaobingtaolunruheshejianquandechachezhuangzhi？
sheng1:
jiadachachepanzhijing，keyitigaochachedexiaoguo。
yb体育sheng2:
jiadapanyuqiandeyalihecucaochengdu，keyitigaochachedexiaoguo。
yb体育sheng3:
yaoxuanzehaodeluntai，burongyidahua。
sheng4:
chachepannaigaowen，zhangshijianxiapoqichedechachexiaoguobuhuishiling。
yb体育sheng5:
yaozengjiayoumenhechachedewucaizhuangzhi，zengjiaqichedexiansuzhuangzhi。
shi:
youdechezhubachelungaidayihao，kanqilaikeyigengweiwu，shifouheli？
yb体育sheng6:
buheli，chachezhuangzhiruguobujiaqiang，huiyingxiangchachexiaoguo。
shi:
youdechezhubaqichededongligaida，keyikaidegengkuaiyixie，shifouheli？
sheng6:
yebuheli，chachezhuangzhiyuqichededonglishiyaopipeide，zhigaidonglihuizengjiachachejuli。
yb体育shi:
wanyizaigaosugonglushangchacheshilingzenmeban？
yb体育sheng7:
zaigaosugongludezhangxiapo、jiwan、shigupinfadiduanyouhuanchongdai，kaishangqujiukeyitingche。
yb体育shi:
henhao，zheileihuanchongdaitongchangyousha、shi、nituyishierjian，zhuanyongyuzhidongshixiaocheliangdejiashiyuanzhudong“zhuang”shangzheixieshashiduiyidadaojiansudemude。
yb体育shi:
zuoweichuzhongsheng，womenzenyanganquanchuxing？
sheng8:
buchuanghongdeng，tixingqinrenbuchaosu、buchaozai，gaosugonglubutingche，chachepanzaifuwuquziranlengque。
yb体育（shejiyitu:
xueshengtongguoxiaozutaolun，shejigailiangqichechachezhuangzhi，shendulejieqichegongyeshejidemeili，congwulizouxiangshenghuo。xueshengtaolunanquanchuxingdeyaodian，congyuanlishanglijieshenghuozhongruhebimianjiaotongshigufasheng，rangxueshengxueyizhiyong）
jiaoxuefansi
fuxikeyaoshangchuxinyi，congzhishizouxiangzhishideyingyong；yongzhishilaijiejuewenti、jieshixianxiang；congzhishizouxianghuodezhishi、yanjiuweizhidefangfa。zaifuxikeshangrangxueshengwenguerzhixin，yaozhuzhongwulizhishiyuxiandaikejidejiehe，yongshubenzhishilaijieshigongcheng、sheji、shebeizhongdeyuanli。
shangkekaishi，jiaoshiyi“xiaomingquanjiayiqikaichedaowaidiyouwan，zaigaosugonglushangfaxianqichedechacheshiling”zuoweikaipianyinru，yongxiangguanshipinyinqixueshengzhuyi。xueshengjinruzhuangtaihou，jiaoxuebubushenru，yi“chachezhuangzhi”weixiansuojinxingzhishiyufangfadeshenduxuexi。
zairenwuyizhong，hexinzhishishi“yanjiudongnengdaxiaoyushenmeyinsuyouguandeshiyan”，baokuoshiyanmude、yuanli、buzhou、jielun；hexinfangfashi:
zhuanhuanfa、kongzhibianliangfa；siweishuipingdadaoduodianjiegoushuiping。renwuwanchenghoutichu:
shiyanzhongdexiaoqiuzaimukuaizuoyongxiatingxia，qichezaichachexitongzuoyongxiatingche，ruguojiangyundongdexiaoqiukanchengbenchideqiche，xiaomukuaixiangdangyuqichedechachezhuangzhi。xiaoqiumeiyoumukuaijiangwufakuaisutingxia，weilejishitingche，qicheyaoyouchachezhuangzhi，yinchudiergerenwu。
zairenwuerzhong，xueshengtongguoyuedushixianzhunbeidecailiaolejiechachezhuangzhi，cailiaozhongdehexinzhishishi:
chachezhuangzhishiyigejiangdongnengzhuanhuaweineinengdezhuangzhi，bingqieshitongguomocalizuogongdefangfa；hexinfangfashi:
leibifa、moxingfa；siweishuipingdadaoguanlianjiegoushuiping。
yb体育zairenwusanzhong，tongguofenzutaolun，shejiqichezhongde“chachezhuangzhi”。yongzhishijiejueshijiwenti，xueshengfenzutaolunshejichachezhuangzhi，bingtaolunchacheshilingzenmeban？taolunanquanchuxingdeyaodiandeng。
benjiekeshejidezhishizhuxianzhonganzangfangfafuxian，qiangdiaolezhuanhuanfa，fuxilekongzhibianliangfa，yinchuleleibifa，yanshilemoxingfa。benjiekedeshejiyebijiaozhongshisiweidetisheng，yisolofenleifenxi，xueshengdesiweijiegoucongdandianjiegoudaoduodianjiegouzaidaoguanlian，zuihoudaochouxiangtuozhanjiegou，shuipingzhujiantigao，fuherenzhiguilv。 |
