A.0.3MAC B.0.5MAC C.1MAC D.1.3MAC E.2MAC
A.對(duì)兒童可用單手按壓法 B.對(duì)嬰幼兒,術(shù)者可兩手抱胸,以兩拇指尖按壓胸骨中部 C.對(duì)兒童壓胸幅度為2.5~3cm D.對(duì)嬰兒壓胸幅度為1~2cm E.按壓頻率推薦為60~80次/分
A.相同 B.1/2 C.1/3 D.2/3 E.3/4