A.掃描（采樣）—放大—模數(shù)轉(zhuǎn)換—數(shù)據(jù)處理—存入實(shí)時數(shù)據(jù)庫
B.濾波—放大—模數(shù)轉(zhuǎn)換—數(shù)據(jù)處理—存入實(shí)時數(shù)據(jù)庫
C.掃描（采樣）—濾波—放大—模數(shù)轉(zhuǎn)換—數(shù)據(jù)處理—存入實(shí)時數(shù)據(jù)庫
D.掃描（采樣）—放大—濾波—模數(shù)轉(zhuǎn)換—數(shù)據(jù)處理—存入實(shí)時數(shù)據(jù)庫