利多卡因对哪种心律失常无效
A．心肌梗死致心律失常
B．强心苷中毒致室性心律失常
C．心室纤颤
D．心房纤颤
E．室性早搏
参考答案：D
It is well known to all that a machine needs fuel to run; ,man needs food to live on.
A．similarly
B．completely
C．likely
D．absolutely
可用澄清的石灰水来鉴定的气体是[ ]
A．氧气
B．氢气
C．二氧化碳
D．一氧化碳
