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【单选题】
Which of the following statements about theoretical capacity is BEST?A.
Theoretical capacity allows adjustments for preventive maintenance.
B.
Running a factory at this level for a short time is often better than permanently raising resource levels.
C.
Theoretical capacity levels are usually lower than rated capacity levels.
D.
Theoretical capacity levels take into account that machines occasionally break and that workers occasionally call in sick.
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反馈参考答案：
举一反三
【简答题】阴道栓()直肠栓()
【简答题】平面与平面的位置关系:
【单选题】患者,男性,39岁。暴饮暴食后,心窝部突然疼痛3小时,恶心呕吐,吐物为胃内容物,吐后疼痛不缓解,查体温38.3°C。脉搏96次/分,上腹部偏左有压痛,但反跳痛、肌紧张不明显,无移动性浊音,肠鸣音减弱,查白细胞12.0×109/L,中性88%。该患者最有可能发生以下哪种并发症:
A.
胰腺假性囊肿
B.
肠梗阻
C.
肠出血
D.
肠瘘
E.
肠腔脓肿
参考解析：
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