单项选择题
A.休克期常规切痂植皮 B.开始补液后2小时内切痂 C.休克期过后半个月内切痂 D.争取复苏平稳，根据病情尽早切痂 E.休克纠正2天后分次切痂植皮
A.1% B.2.5% C.3% D.3.5% E.5%
A.3% B.5% C.7% D.9% E.12%