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【单选题】
下列哪些患者输血时需要对输注的血液制品事先进行γ-射线照射来预防
A.
心脏手术患者
B.
严重外伤患者
C.
产科大出血患者
D.
上消化道大出血患者
E.
免疫功能受损或抑制的患者
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参考答案:
举一反三
【简答题】构成数组的各个元素必须具有相同的 (2个字) 。
【判断题】( )流体质点在管内彼此独立的互不干扰的向前运动的流动型态是湍流。
A.
正确
B.
错误
【单选题】The only poet of the sentimentalist school of literature is Thomas Gray, whose well-known "Elegy Written in a Country Churchyard" earned for him the name of a "( ) Poet".
A.
L ake
B.
National
C.
L ocal
D.
Graveyard
【简答题】《铁路旅客运输规程》规定车票票面(特殊票种除外)主要应当载明哪些内容?
【单选题】passage 1.docx The author's father applied for a job at the Martin Aircraft Company and his goal was ________
A.
to be a good worker with a special knowledge about his work
B.
to do everything assigned him willingly
C.
to be able to do whatever job there was in the factory
D.
to be a good supervisor himself in the future
【单选题】In the author's opinion, who is more unfortunate?
A.
Kerry Rudman.
B.
James T. Balog.
C.
Joel Smith.
D.
Rosemont's insurance company.
【单选题】灼伤是由于()造成的。
A.
电流的热效应或电弧的高温
B.
电流的机械效应
C.
电流的化学效应
D.
被电流熔化的金属微粒渗入皮肤表层
【单选题】In "Elegy Written in a Country Churchyard," Thomas Gray compares the common folk with the great ones, wondering what the commons could have achieved if they had had the ______.
A.
chance
B.
love
C.
money
D.
material sources
【单选题】人体触电时,电流灼伤和电弧烧伤是由于电流的()效应造成的
A.
机械
B.
火花
C.
热量
【单选题】硝酸甘油治疗心绞痛时产生的效应不包括有
A.
心室容积减小
B.
心率减慢
C.
心脏负荷降低
D.
改善缺血心肌供血
E.
降低心肌耗氧量
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