A.整數(shù) B.小數(shù)點(diǎn) C.小數(shù)點(diǎn)后一位 D.小數(shù)點(diǎn)后兩位
A.1 B.5 C.7 D.10
A.油井 B.班組 C.全隊(duì) D.管轄