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男性，32岁，从高处跌下后尿道口流血，不能自行排尿，收住院。体检：腹软，无压痛，脐下3cm可触及圆形肿物，叩诊浊音，骨盆拍片见右耻骨上下肢骨折。导尿管可插入20cm，流出鲜红色血性液体，未见尿液。你认为不可能的诊断有
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Passage " Arms and the clarion for the battle, but the song of thanksgiving to the victory! " answered the liberated David. " Friend, " he added, thrusting forth his lean, delicate hand forwards Hawkeye, in kindness, while his eyes twinkled and grew moist, "I thank thee the hairs of my head still grow where they were first rooted by Providence for, though those of other men may be more glossy and curling, I have ever found mine own well suited to the brain they shelter. That I did not join myself to the battle, was less owing to disinclination, than to the bonds of the heathen. Valiant and skilful hast thou proved thyself in the conflict, and I hereby thank thee, before proceeding to discharge other and more important duties, because thou hast proved thyself well worthy of a Christian s praise. Questions:This novel was written by the first American novelist. What is his name?
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在国内B2C市场，()目前占据最大的份额。
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当水力模型按重力准则设计时，其流量比尺λ0=（）。
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CBC模式除了可用于保密，还可以用于（）。
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非均相溶液聚合体系（）。
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哪些情形中应当从轻或减轻行政处罚？
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患者，女性，15岁，2006年10月不明原因突然出现视力下降，复视，双侧小腿无力，在当地医院对症治疗后有所好转。2007年5月份复发，到重庆市大坪医院就诊，MRI显示脑部和脊髓白质部分均有多处脱髓鞘病变，视觉诱发电位和体感诱发电位均有异常。首选治疗为（）。
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男性脑转移瘤最多来自于哪种原发肿瘤？（）
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三边孔和四边孔是如何围成的，其内各有何结构通过？