正确答案: D
以上都是
题目:如缝合后的伤口有明显感染,应______。
解析:D
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举一反三的答案和解析:
[单选题]船舶主机在选配螺旋桨时,必须留有储备功率,其目的是为了防止主机( )
超负荷
[单选题]All engineer officers and engine room ratings shall be aware of the serious effects of operational or accidental pollution of the marine environment and shall take all possible ____ to prevent such pollution, particularly within the framework of relevant international and port regulations.
precautions
[单选题]现场急救最简便快捷的止血方法是______。
手指压迫止血法
[单选题]喷射泵工作流体压力下降则引射流量急剧下降,是因为( )
B+C
[单选题]救生艇的停车冲程一般为艇长的:
3~4倍