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【判断题】
安装 V 带时,张紧程度越紧越好A.
正确
B.
错误
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【单选题】女性，35岁，支气管哮喘重度发作2天，使用氨茶碱、沙丁胺醇、大剂量激素治疗无效。体检：呼吸浅快，口唇发绀，神志不清，双肺哮鸣音较弱，血气分析：PaO2 50mmHg，PaCO270mmHg。进一步救治措施应为
A.
静脉推注地塞米松
B.
给予高浓度吸氧
C.
静脉滴注5％碳酸氢钠
D.
联合应用抗生素静脉滴注
E.
气管插管，正压机械通气
【单选题】女性,35岁,支气管哮喘重度发作2天,使用氨茶碱、沙丁胺醇、大剂量激素治疗无效,体检:呼吸浅快,口唇发绀,神志不清,双肺呼吸音较弱。血气分析:PaO2 50mmHg,PaCO2 70mmHg。进一步救治措施应为
A.
静脉推注甲泼尼龙
B.
给予高浓度吸氧
C.
静脉滴注5%碳酸氢钠
D.
联合应用抗生素静脉滴注
E.
气管插管,机械通气
【简答题】转轴轴系结构中滚动轴承内圈与轴的配合，应选______；而套筒与轴的配合应选______。 A．紧一些 B．松一些 C．不一定
【单选题】女性,35岁,支气管哮喘重度发作2天,使用氨茶碱、沙丁胺醇、大剂量激素治疗无效,体检:呼吸浅快,口唇发绀,神志不清,双肺呼吸音较弱。血气分析:PaO2 50mmHg,PaCO2 70mmHg。进一步救治措施应为
A.
静脉推注甲泼尼龙
B.
给予高浓度吸氧
C.
静脉滴注5%碳酸氢钠
D.
联合应用抗生索静脉滴注
E.
气管插管，机械通气
【简答题】第13章 滚动轴承.doc
【单选题】女性,35岁,支气管哮喘重度发作2天,使用氨茶碱,沙丁胺醇,大剂量激素治疗无效。体检:呼吸浅快,口唇发绀,神志不清,双肺哮鸣音减弱,血气分析:PaO2:50mmHg,PaCO2: 70mmHg,进一步救治措施应为
A.
静脉推注地塞米松
B.
给予高浓度吸氧
C.
静脉滴注5%碳酸氢钠
D.
联合应用抗生素静脉滴注
E.
气管插管，正压机械通气
【单选题】某女性患者，35岁，支气管哮喘重度发作2天，使用氨茶碱，沙丁胺醇，大剂量激素治疗无效．体检：呼吸浅快，口唇发绀，神志不清，双肺哮鸣音较弱．血气分析：PaO250mmHg，PaCO270mmHg，进一步救治措施应为
A.
静脉推注地塞米松
B.
给予高浓度吸氧
C.
静脉滴注5%碳酸氢钠
D.
联合应用抗生素静脉滴注
E.
气管插管，正压机械通气
【单选题】听力原文：W: Jack must have been joking when he said that he was going to quit his job. M: Don' t be too sure. He told me that he was trying to sell his house. What conclusion does the man want us to make?
A.
He believes that Jack will not be able to sell his house.
B.
He believes that Jack was joking.
C.
He agrees with the woman.
D.
He believes that Jack will quit his job.
【单选题】听力原文：A: John must have been joking when he said that he was going to live in Boston. B: Don't be so sure. He told me that he was looking for an agent to sell his house. The woman believes that John___...
A.
was playing a joke.
B.
was leaving Boston.
C.
was moving to Boston.
D.
was selling his house himself.
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