电信运维评估指标EVDO连接成功率的评估目标值为≥()%。
A.5
B.88
C.90
D.92
参考答案:C
体外循环麻醉时,监测病人全血激活凝固时间(ACT),病人生理值和体外循环转前应分别为多少秒()
A.<130,>480
B.<200,>300
C.<15,>100
D.<300,>800
E.<45,>240
Little Tom is an orphan._____,he has to make a living by himself.
A.A child as he is
B.Child as he is
C.Child as is he
D.A child though he is