轮胎起重机按起重量大小分()t,为大型起重机。
A.20
B.40
C.80
D.110
参考答案:C
男性,56岁。以往体健。近3周来觉心悸来门诊检查。体检:心界不大,心率180次/min,律不齐,心尖部第一心音时强时弱。最可能的诊断是()
A.窦性心动过速伴频发早搏
B.阵发性心动过速
C.心房颤动
D.心房扑动
E.室性心动过速
Including a contingency reserve in the project budget is intended to ______ .
A) reduce the probability of scope changesB) increase the probability of scope changesC) reduce the probability of a cost overrunD) increase the probability of a cost overrun