试题与答案

半开放式麻醉系统要求调节氧流量,使CO重复吸收浓度不超过() A.0.1% B.0.

题型:单项选择题

题目:

半开放式麻醉系统要求调节氧流量,使CO重复吸收浓度不超过()

A.0.1%

B.0.2%

C.0.3%

D.0.5%

E.0.6%

答案:

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