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问题 单项选择题

胸腔闭式引流的护理措施不正确的是

A．病人可采取半卧位

B．肺组织修复后立即拔管

C．观察引流管是否通畅

D．注意无菌操作

E．引流管的位置必须低于胸腔

答案

参考答案：B

单项选择题

A: Did you buy the book B: ______

A．No. On my way home from work I found a bookstore and entered aimlessly.

B．I had no idea the bookstore would close at six.

C．Excuse me, I didn't buy the book purposely.

D．I like it very much.
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单项选择题

我国国际航行船舶按S0LAS公约要求配备的各种安全证书由（）签发。

A.港监部门

B.船舶检验部门

C.船舶建造部门

D.ABC均可
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