测定肺换气效率较好指标是
A.肺活量
B.时间肺活量
C.通气/血流比值
D.肺通气量
E.每分钟肺泡通气量
参考答案:C
The success of a government should be measured ________ the health and happiness of the people
as well as the development of economy. [ ]
A. in face of
B. in place of
C. in terms of
D. in line with
Internet的通信协议是______。