在下列影响饮水氯化消毒效果的因素中,错误的是
A.加氯量
B.接触时间
C.水的浑浊度
D.水温越高,消毒效果越好
E.水的pH值越高越利于消毒
参考答案:E
I want to buy that kind of cloth because I _______ the cloth _______ well.
A.have told; washes
B.have been told; is washed
C.was told; washed
D.have been told; washes
下列哪项不是肺栓塞的心电图表现()
A.电轴右倾
B.肺性P波
C.快速房颤
D.ST段和T波改变
E.QT延长