整个设备工程管理的核心是( )。
A.设备监理工程师
B.项目业主
C.承包方
D.评估师
参考答案:B
_______ he was seriously ill, I wouldn’t have told him the truth.
A.If I knew
B.If I know
C.Had I known
D.Did I know
临床上诊断牙龈有无炎症的重要指标是
A.探诊后出血
B.附着龈的点彩存在
C.龈沟液量增加
D.牙龈粉红
E.溢脓