提示急性出血坏死性胰腺炎的是()。
A.上腹部包块
B.血清淀粉酶增高
C.胰源性腹水
D.ERCP胰管成串珠样改变
E.腹部CT示胰腺增大
参考答案:C
可逆反应达到平衡的重要特征是[ ]
A.反应停止了
B.正、逆反应的速率均为0
C.正逆反应都还在进行
D.正反应速率等于逆反应速率
As a businessman he was a success, but as a husband he was _______ failure, so their marriage ended in _________failure.
A./ ; /
B./ ; a
C.a; a
D.a; /