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【简答题】
某小区楼道设有多功能电子门铃,此装置可以通过其内置摄像镜头来识别来访者,该摄像镜头相当于凸透镜,经摄像镜头所成的是 __________ (选填“正立”或“倒立”)、 __________ (选填“放大”、“缩小”或“等大”)的实像;若镜头的焦距为10cm,为了能成清晰的像,人到镜头的距离应大于__________cm.
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【单选题】5381 一个质点在做匀速率圆周运动时
A.
切向加速度改变,法向加速度也改变.
B.
切向加速度不变,法向加速度改变.
C.
切向加速度不变,法向加速度也不变.
D.
切向加速度改变,法向加速度不变.
【单选题】下列哪项有助于溶血性黄疸的诊断
A.
血清结合型胆红素增高
B.
血清非结合型胆红素增高
C.
血清结合型、非结合型胆红素均增高
D.
尿胆红素阳性
E.
大便颜色变浅
【简答题】进入实验室前要熟知实验楼中 、火警警铃、灭火毯和灭火器等消防设施的位置。
【单选题】以下哪项不是胆汁的生理功能:
A.
中和胃内的酸性食糜
B.
促进脂肪的消化
C.
有利于促进脂溶性维生素的吸收
D.
在十二指肠内中和胃酸
【多选题】L isten to the talk again and choose the correct anwers. How does Michal learn English?(多选题)
A.
By reading science fiction books in English.
B.
By dancing.
C.
By listening to English songs.
D.
By travelling to English countries.
【单选题】When configuring role-based CLI on a Cisco router,which action will be taken first ?()
A.
Create a parser view called "root view."
B.
Log in to the router as the root user.
C.
Enable the root view on the router.
D.
Enable role-based CLI globally on the router using the privileged EXEC mode Cisco IOS command.
【单选题】下列哪项有助于溶血性黄疸的诊断
A.
血清结合型胆红素增高;
B.
血清非结合型胆红素增高;
C.
肝功能减退;
D.
尿胆红素阳性;
【多选题】Which two statements are true when using the configure exclusive CLI command?()
A.
Multiple users can enter configuration mode and have their own private configuration.
B.
When a user commits, only the user's changes are committed.
C.
A message indicates which other users are in configuration mode and what portion of the configuration they are editing.
D.
Only a single user can edit the configuration.
【单选题】以下哪项不是胆囊的生理功能?
A.
浓缩胆汁
B.
排出胆汁
C.
分泌胆汁
D.
储存胆汁
E.
分泌黏液
【简答题】根据句意和所给的母。 1.John's sister is a teacher in Fudan U_________. 2.  I,isten to the tape again and the c_________your answers. 3.  Take an u_________with you.  It looks like rain. 4.I got out in the rain ...
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