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搜题
【单选题】
链霉素过敏性休克的首选药物是。A.
盐酸肾上腺素
B.
碳酸氢钠
C.
5%氯化钙
D.
西咪替丁
E.
地塞米松
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】The Benguela Current flows in a（）.
A.
SW'ly direction along the NW coast of Africa
B.
S'ly direction off the East Coast of Australia
C.
NW'ly direction along the SW coast of Africa
D.
SW'ly direction along the SE coast of Greenland
【单选题】Stocks are not goods — they merely are ______, exchanging current cash flows for future ones.
A.
conducts
B.
conduction
C.
conduits
D.
products
【简答题】城市轨道交通车辆车门按照功能的不同，车门可分为客室车门、驾驶室侧门、驾驶室后端门和 四类。A. 紧急疏散门
【单选题】The current flows through the load resistor in this circuit during the ( ).
A.
positive half cycle of the input waveform
B.
negative half cycle of the input waveform
C.
entire input waveform
D.
The diode will block all current and there will be no current flowing through the load
【简答题】车门按照功能的不同,可分为( )、( )、( )、( )。
【单选题】The Brazil Current flows in which general direction ().
A.
Northwesterly
B.
Southwesterly
C.
Southerly
D.
Northerly
【简答题】城市轨道交通车辆车门按照功能的不同，车门可分为 、驾驶室侧门、驾驶室后端门和紧急疏散门四类。A. 客室侧门
【单选题】The current flows through the load resistor in this circuit during the ____.【图片】
A.
positive half cycle of the input waveform
B.
negative half cycle of the input waveform
C.
entire input waveform
D.
The diode will block all current and there will be no current flowing through the load.
【多选题】病历摘要：患者男性，63岁。因右中叶肺癌，每日咯血30～40ml，准备行肺癌根治术。通气不足引起酸中毒的因素包括（）
A.
肺血管扩张
B.
机械故障
C.
CO排出不畅
D.
呼吸动力减弱
E.
呼吸系统解剖异常
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