A.預(yù)防性維護(hù) B.完善性維護(hù) C.適應(yīng)性維護(hù) D.糾錯(cuò)性維護(hù)
A.糾錯(cuò)性維護(hù) B.完善性維護(hù) C.預(yù)防性維護(hù) D.適應(yīng)性維護(hù)
A.完善性維護(hù) B.適應(yīng)性維護(hù) C.糾錯(cuò)性維護(hù) D.預(yù)防性維護(hù)