A.requestB.responseC.sessionD.application
A.數(shù)據(jù)清洗B.數(shù)據(jù)統(tǒng)計C.數(shù)據(jù)綁定D.數(shù)據(jù)整理
A.ValidatorB.ViewResolverC.requestD.DispatcherServlet