皮皮学,免费搜题
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搜题
【单选题】
肝颈静脉回流征阳性可见于
A.
肝硬化
B.
右心衰竭
C.
高血压心脏病
D.
二尖瓣狭窄
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【判断题】GB/T18387-2008规定传导发射的技术要求仅适用于通过交流电源线对电池充电过程期间。
A.
正确
B.
错误
【单选题】根据我国民航规定,下列物品中,旅客不能随身携带的是( )。
A.
照相机
B.
雨伞
C.
水果刀
D.
木拐杖
【简答题】温度升高时,BJT的电流放大系数β ,反向饱和电流 ,发射结电压 .
【单选题】ZigBee 技术是一种()
A.
长距离双向无线通信技术
B.
短距离双向无线通信技术
C.
长距离单向无线通信技术
D.
短距离单向无线通信技术
【单选题】小儿会表示大小便的年龄一般为
A.
10个月
B.
16个月
C.
18个月
D.
2岁
E.
3岁
【单选题】清除本地DNS缓存的命令为( )
A.
ipconfig/setclass
B.
ipconfig/flushdns
C.
ipconfig/regeditdns
D.
ipconfig/renew
【简答题】久行易伤五体中的( )
【单选题】... a man who became obsessed with the frailties of the human race, who saw clearly ahead a black wall of night.
A.
processed
B.
observed
C.
occupied
D.
absorbed
【单选题】... a man who became obsessed with the frailties of the human race, who saw clearly ahead a black wall of night.
A.
certainty
B.
cruelty
C.
moral weaknesses
D.
credulity
【单选题】Which of the following statements can we know from the fourth paragraph?
A.
Distinguished professors at research universities should focus on research only.
B.
The separation of teaching from research may affect the quality of future scientists.
C.
It is vitally important to improve teaching in elementary schools in order to train new scientists.
D.
It is impossible to combine research with teaching due to the rapid development of modern science.
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