文档预览： All energy on earth comes from the sun. Plants ...runs, and will result in a body composition set...bloodstream血流, taken to the liver, and there ... 点击下载

文档预览： 应用17.4—检定品管资料的随机性—number of runs test—如果品管真的有用,其样本值应该随机分布於品管图中线的上方或下方.图17.7显示10个样本中连续3个资料由... 点击下载

文档预览： ,Date&d) //定义重载"<<"函数{cout<(istream&is,Date&d) //定义重载">>"函数{cin>>d.year>>d.month>>d.day;return is;}class Person //人员类{... 点击下载