A.取單測(cè)點(diǎn)的實(shí)時(shí)數(shù)據(jù) B.計(jì)算該條數(shù)據(jù) C.取預(yù)計(jì)值
A.確認(rèn)讀數(shù) B.當(dāng)期用量 C.校正量