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【单选题】
某患,女,37岁,因活动后心悸为主诉就诊,行超声心动图检查,超声显示其胸骨旁主动脉短轴肺动脉水平切面如下,则下述关于该患者的描述错误的是:A.
连续多普勒显示肺动脉内高速湍流频谱
B.
脉冲多普勒将取样容积置于花彩血流位置将显示流速超出量程
C.
听诊于胸骨左缘2~3肋间可闻及收缩期喷射性杂音
D.
肺动脉瓣狭窄
E.
肺动脉瓣上狭窄(肌性)
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皮皮学刷刷变学霸
举一反三
【单选题】在下面各选项中,正确的是( )。
A.
键盘是输入设备，显示器是输出设备
B.
外存中的信息可直接被CPU处理
C.
操作系统是一种很重要的应用软件
D.
计算机中使用的汉字编码和ASCII码是相同的
【多选题】What are the jobs in bussing station?
A.
seperate garbage
B.
sort dirty silverware
C.
throw trash in brown bin
D.
wear hat and gloves
【简答题】在正弦交流电路中,任意电路元件上的电压瞬时值与电流瞬时值的乘积,称作该元件的(),用小写字母()表示。
【简答题】根据短文的情景，补全对话。 Li Peng and Yang Bin are talking about what they are going to do in the future. L: (1)___________________? Y: I'm thinking about becoming a pilot. That way I would be able to travel. L: ...
【单选题】You are maintaining your database in Oracle10g. You are performing an incomplete recovery because the tablespace， DATA1， was dropped and purged from the Recycle Bin. After performing an incomplete rec...
A.
The log sequence for the database will restart from 1.
B.
The log sequence number will be written to the control file.
C.
The log sequence number will be written to the datafile headers.
D.
The log sequence number will be written to the initialization parameter file.
【简答题】完形填空。 Li Peng: (L) and Yang Bin (Y) are talking about what they are going to do in the future L: What are you going to do after leaving school? Y: I'm thinking about becoming a pilot (飞行员). That way ...
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