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【单选题】
患者，男性，58岁。有冠心病病史，主诉右上腹部疼痛伴恶心呕吐6小时。体检示：体温37．2℃，脉搏110次／分钟，血压155／90nmHg；右下腹压痛，肌紧张，无反跳痛，肠鸣音减弱；WBC 0．8×109／L，中性粒细胞比例0．75；B超可见阑尾肿大；急诊行手术治疗。术后主诉胸闷、气急，夜间不能平卧，心电图检查提示有ST-T改变。 首先应考虑A.
急性胃炎
B.
急性肠炎
C.
急性阑尾炎
D.
急性胰腺炎
E.
心绞痛发作
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皮皮学刷刷变学霸
举一反三
【单选题】Which of the following is true according to the passage?
A.
Man's energy cycle can be changed easily.
B.
Some family quarrels are caused by unawareness of energy cycle.
C.
Getting up early in the morning is not easy.
D.
Everyone has a daily energy cycle but a lazy one.
【简答题】进气道的作用？什么是进气道总压恢复系数？
【多选题】The standard free-energy change (△G'°) tells us in which direction and how far a given reaction must go to reach equilibrium when ______________________________.
A.
the initial concentration of each component is 1.0 M
B.
the pH is 7.0
C.
the temperature is 25 °C
D.
the pressure is 101.3 kPa (1 atm).
【简答题】评价进气道性能的指标是什么？进气道的设计准则是什么？旋流进气道与滚流进气道所起的作用有何差异？
【单选题】Flow of water through the pipe nevertheless remains unidirectional to the overall change in height, which to the overall change in free energy in a pathway.
A.
contribute/responds
B.
contribute/corresponds
C.
due/corresponds
D.
due/responds
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