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搜题
【单选题】
当发电机的负载减小时,其转速和功率角的变化情况是()。
A.
转速不变，功率角下降
B.
转速不变，功率角增加
C.
转速下降，功率角下降
D.
转速增加，功率角增加
拍照语音搜题，微信中搜索"皮皮学"使用
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具有很强的抗原性
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【简答题】完形填空 阅读下面短文, 掌握其大意，然后从每题所给的A、B、C和D四个选项中，选出最佳选项: It is always interesting to visit another country, especially for those who have never traveled a great deal. Foreign __1__ can be very educational for ...
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【单选题】关于外毒素哪项是错误的
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均由革兰氏阳性细菌产生
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化学性质为蛋白质
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【多选题】患者女性，74岁，因“突发左侧肢体运动障碍6日，加重并意识障碍3日”来诊。患者于6日前无明显诱因出现左侧肢体运动障碍，自觉有麻木感，伴头晕、恶心、呕吐1次，呕吐物为胃内容物，于当地医院按“脑梗死”治疗，症状进行性加重，出现吞咽困难，右侧肢体运动障碍、嗜睡。既往高血压病、冠心病病史20余年，无吸烟，饮酒史。查体：体温36.7℃，脉搏87次/分，呼吸18次/分，血压150/88mmHg（1mmHg=0...
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【简答题】营养脑的动脉来自于()、()。
查看完整题目与答案
【单选题】关于外毒素哪项是错误的
A.
有些外毒素可由革兰氏阴性细菌产生
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A.
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B.
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A.
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查看完整题目与答案
【单选题】关于外毒素哪项是错误的
A.
均由革兰氏阳性细菌产生
B.
化学性质为蛋白质
C.
毒性作用强
D.
可脱毒成为类毒素
查看完整题目与答案
【简答题】阅读下面短文，掌握其大意，从每题所给的A、B、C、D四个选项中，选出最佳选项。 Bertha Ingram had been collecting them for more than 40 years. Every once in a while she would bring home a new book. She'd sit with it on her leg, looking at t...
查看完整题目与答案
【单选题】阅读下面短文，掌握其大意，从每题所给的
A.
B.
C.
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【多选题】患者女性，74岁，因“突发左侧肢体运动障碍6日，加重并意识障碍3日”来诊。患者于6日前无明显诱因出现左侧肢体运动障碍，自觉有麻木感，伴头晕、恶心、呕吐1次，呕吐物为胃内容物，于当地医院按“脑梗死”治疗，症状进行性加重，出现吞咽困难，右侧肢体运动障碍、嗜睡。既往高血压病、冠心病病史20余年，无吸烟，饮酒史。查体：体温36.7℃，脉搏87次/分，呼吸18次/分，血压150/88mmHg（1mmHg=0...
A.
阿托伐他汀钙片20mg，每夜1次，口服
B.
阿司匹林肠溶片100mg，每日1次，口服
C.
氯化钾缓释片1g，每日2次，口服
D.
0.9%氯化钠注射液100ml＋依达拉奉30mg，每日2次，静脉滴注
E.
0.9%氯化钠注射液500ml＋奥扎格雷80mg，每日2次，静脉滴注
F.
肠内营养剂（TPF.能全力1000ml，80ml/h，鼻饲
查看完整题目与答案