A.完全開(kāi)放B.動(dòng)態(tài)管理C.突出重點(diǎn)D.專(zhuān)人負(fù)責(zé)
A.數(shù)據(jù)收集B.數(shù)據(jù)整理C.對(duì)數(shù)據(jù)作一個(gè)界定D.建立數(shù)據(jù)模型
A.查探問(wèn)題和認(rèn)識(shí)問(wèn)題,從中發(fā)現(xiàn)因果關(guān)系B.明確調(diào)查的關(guān)鍵點(diǎn)C.使問(wèn)題的范圍縮小D.針對(duì)性地提出一個(gè)或幾個(gè)調(diào)查課題