A.④②③⑤① B.①②③④⑤ C.①④③①⑤ D.⑤①④③②
A.代碼維護(hù) B.數(shù)據(jù)維護(hù) C.軟件維護(hù) D.預(yù)防性維護(hù)
A.智能報(bào)警 B.電子巡更 C.實(shí)時(shí)監(jiān)控 D.統(tǒng)計(jì)分析