简介:要学生学好《机械制图》就要培养和提高学生对《机械制图》的兴趣,本文阐述了就如何提高学生的学习热情和学习兴趣进行了阐述。
简介:AAsateenagerin1972,BillGatesboastedthathewouldbeamillionairebythetimehewas20.Whilehedidnotquiteachievethatgoal,only15yearslaterhewasabillionaire.Andby1992,asheadoftheMicrosoftcom-pany,hebecametherichestmaninAmericawithassets(资产)ofapproximatelyUS$6.3billion.BorninSeattle,Washingtonon28,October1956,