【名词&注释】
潮气量(tidal volume)、饱和度(saturation)、稳态血药浓度(steady-state concentration)、静脉普鲁卡因复合麻醉(intravenous procaine balanced anesthesi ...)
[单选题]静脉普鲁卡因复合麻醉(intravenous procaine balanced anesthesi)时,普鲁卡因达稳态血药浓度需()
A. A.50~60min
B. B.20~30min
C. C.30~40min
D. D.10~20min
E. E.5~10min