A.神經(jīng)阻滯麻醉 B.0.5%利多卡因局部浸潤(rùn)麻醉 C.全身靜脈麻醉 D.吸入性麻醉
A.1~2mm B.2~3mm C.3~4mm D.4~5mm
A.2~4cm B.4~6cm C.6~8cm D.8~10cm