下列哪项不是CO2吸收系统的优点()
A.CO2排出完全
B.吸入的温度和湿度最适宜
C.显著节约麻醉药和氧
D.成人和小儿都适用
E.麻醉深浅易调控
参考答案:D
王某,孕38周,现宫口开大4cm,宫缩间歇期子宫不能完全松弛,自觉下腹部持续疼痛。1小时后检查,宫口开大仍为4cm,此产妇的诊断为( )
A.不协调性子宫收缩乏力
B.协调性子宫收缩乏力
C.子宫收缩过强
D.先兆子宫破裂
An analyst gathered the following information: Taxable security, quoted yield 9.8% Tax-exempt security, quoted yield5.7% Investor’s marginal tax rate 35% For the tax-exempt security, the investor’s tax-equivalent yield is closest to()
A. 5.7%
B. 8.8%
C. 10.7%