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【简答题】
骨髓造血微环境包括()、()和()。
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举一反三
【单选题】I would have written before, but I______ ill.
A.
was
B.
would been
C.
had been
D.
were
【简答题】接触器在正常状态下断开，通电后即闭合的触点称为（）触点，又称常开触点，而在通常状态下闭合，通电后就断开的触点，称作（）触点，又称常闭触点。
【单选题】I would have written before, but I______ill.
A.
have been
B.
would been
C.
had been
D.
were
【单选题】某,在输血过程中主诉头胀,四肢麻木,胸闷,腰背部剧痛。护理体检:脉搏细弱,快,血压下降。首先应考虑
A.
肺水肿
B.
发热反应
C.
过敏反应
D.
溶血反应
E.
大量输血后反应
【单选题】I would have written before, but I ______ ill.
A.
were
B.
had been
C.
would be
D.
was
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