观察烧伤病人休克期补液是否有效的指标应除外()
A．血压
B．每小时尿量
C．心率
D．精神状态
E．血细胞比容
参考答案：D
It is well-known that ____ year 2006 saw many developments in ____ science and technology, with those in the field of space science being particularly notable.
A．/; /
B．the; /
C．the; the
D．/; the
下列切换方式中，费用最高的是（）。
A.直接切换
B.并行切换
C.试运行方式
D.逐步切换
