【单选题】
肝硬化并发上消化道出血宜___
A. 绝对卧床休息
B. 术后病情稳定
C. 随时观察
D. 肺结核恢复期
E. 术前准备阶段
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答案
C
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患者，女性，57岁，可疑急性脓胸，明确诊断的支持点是___
A. 血常规检查白细胞计数升高
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健康儿童的脑脊液检查正常的一项是___
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4个月女婴，腹泻4天，每日10余次蛋汤样便。查体：前囟、眼窝凹陷明显，皮肤弹性差．四肢凉，血钠110mmol／L，应输入的溶液张力为___
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研究表明，当耳机话筒的位置距离嘴（ ）英寸且稍微偏下时，传输的声音质量最佳。（注：1英寸=2.54CM）___
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When pilot sets an altimeter setting to a QNH,that will indicate_________
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A. way
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The altimeter setting used in en-route flight should be______hpa___
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Larger separations than the specified minima should be applied whenever in.___
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Air speed is the speed of an aircraft relative to its surrounding______.___
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“Aircraft” means any machine that can derive support in the______from there actions of the air other than there actions of the air against the earth's surface.___
A. atmosphere
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【单选题】
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