患者,女,4()岁。3年前发现患有风湿性心脏病,近半年来,体力活动明显受限。轻度活动即出现心悸,气短。其心功能为’
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必须按照国务院卫生行政部门的有关规定,严格执行消毒隔离制度,防止发生内感染和医源性感染的机构是
What is the meaning of "digest” in the second line of the fourth paragraph?
[A] have
[B] drink
[C] absorb
[D] take
血容量不足时中心静脉压往往低于多少cmH20(1cmH20=0.098kPa)()。