A.1:200
B.1:2000
C.1:20000
D.1:200000
E.1:2000000
[单选题]作局部浸润麻醉时,普鲁卡因100ml中加0.5ml的肾上腺素,其浓度是A.1:20000B.1:2000C.1:200D.1:200000E.1:2000000
[单选题]作局部浸润麻醉时,普鲁卡因100ml中加0.5ml的肾上腺素,其浓度是()A . 1:20000B . 1:2000C . 1:200D . 1:200000E . 1:2000000
[单选题]作局部浸润麻醉时,普鲁卡因100ml中加0.5ml的肾上腺素,其浓度是()。A . 1:20000B . 1:2000C . 1:200D . 1:200000E . 1:2000000
[单选题]作局部浸润麻醉时,普鲁卡因100mL中加0.5mL的肾上腺素,其浓度是( )。A.1:200B.1:2000C.1:20000D.1:200000E
[单选题]作局部浸润麻醉时,普鲁卡因100mL中加0.5mL的肾上腺素,其浓度是( )。A.1:200B.1:2000C.1:20000D.1:200000E
[单选题]作局部浸润麻醉时,普鲁卡因100mL中加0.5mL的肾上腺素,其浓度是( )。A.1:200B.1:2000C.1:20000D.1:200000E
[单选题]作局部浸润麻醉时,普鲁卡因100mL中加0.5mL的肾上腺素,其浓度是( )。A.1:200B.1:2000C.1:20000D.1:200000E
[单选题]作局部浸润麻醉时,普鲁卡因100mL中加0.5mL的肾上腺素,其浓度是( )。A.1:200B.1:2000C.1:20000D.1:200000E
[单选题]作局部浸润麻醉时,普鲁卡因100mL中加0.5mL的肾上腺素,其浓度是( )。A.1:200B.1:2000C.1:20000D.1:200000E
[单选题]作局部浸润麻醉时,普鲁卡因100ml中加0.5ml的肾上腺素,其浓度是A.1:20000B.1:2000C.1:200D.1:200000E.1:20