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单项选择题
A.在一个肢导不<5~6mm,一个胸导不<8~10mm
B.在一个肢导不<6~8mm,一个胸导不<9~12mm
C.在一个肢导不<4~6mm,一个胸导不<6~8mm
D.在一个肢导不<8~10mm,一个胸导不<10~12mm
E.在一个肢导不<8~12mm,一个胸导不<8~10mm
单项选择题
A.0.01~0.02秒,0.02~0.05秒
B.0.01~0.02秒,0.02~0.05秒
C.0.01~0.04秒,0.02~0.06秒
D.0.01~0.05秒,0.02~0.04秒
E.0.01~O.15秒,0.02~0.04秒
单项选择题
A.100mg/5~10min
B.50mg/5~10min
C.150mg/5~10min
D.200mg/5~10min
E.250mg/5~10min