诊断急性胰腺炎,具有重要临床意义的是()
A.心率加快或低血压
B.腹胀、呕吐
C.血和尿淀粉酶>500U(索氏单位)
D.上腹部偏左侧压痛
E.腹部移动性浊音阳性
参考答案:C
The good thing about children is that they ______ very easily to new environments.
A.adapt
B.appeal
C.attach
D.apply
水沸腾时产生的蒸汽称为饱和蒸汽。