文档介绍：特点?静态数据(百分比或数字)?除了最大最小的,还有互相成倍的,一样的饼状图PieChart写作步骤?先审题,在看图?几张饼,几种馅?哪个馅儿多,哪个馅儿少?数字,比率整体+局部?.??.??Itcanbeseenfromthefirstpiechartthattheenergyisusedforfourpurposes.?Specifically,ountsforthelargestproportion(41%)oftheusedenergywhiledemandoftransportationmakesup26%ofthetotalneedofenergy.?mercialrepresent19%and14%?Accordingtothesecondpiechart,ountforthelargestproportion(62%)intheresidentialenergyusewhilethesmallappliancesmakesuptheleastproportion(10%).?Theheatingwaterandmiscellaneous(includingcooking)constitutes15%and13%?Fromthechart,?Thegraphsbelowshowtheannualexpenditureofuniversitystudentsinthreecountriesin2003.