衡量短期财务能力的比率、公式?

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问题:

衡量短期财务能力的比率、公式?

考点:管理学财务管理学财务管理学题库
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(10分)如图所示,带负电的粒子垂直磁场方向沿半径进入圆形匀强磁场区域,出磁场时速度偏离原方向60°角,已知带电粒子质量m=3×10-20kg,电量q=10-13C,速度v0=105m/s,磁场区域的半径R=3×10-1m,不计重力,求磁场的磁感应强度。

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阅读理解C

Robots are smart. With their computer brains, they help people work in dangerous places or do difficult jobs. Some robots do regular jobs. Bobby, the mail carrier, brings mail to a large office building in Washington D.C. He is one of the 250 mail carriers in the United States.

Mr. Leachim, who weighs two hundred pounds and is six feet tall, has some advantages as a teacher. One is that he does not forget details. He knows each child’s name, the parents’ names and what each child knows and needs to know. In addition(另外), he knows each child’s pets and hobbies. Mr. Leachim does not make mistakes. Each child goes and tells him his or her name, then dials an identification number. His computer brain puts the child’s voice and number together. He identifies the child without mistakes. Then he starts the lesson.

Another advantage is that Mr. Leachim is flexible. If children need more time to do their lessons, they can move switches. In this way they can repeat Mr. Leachim’s lesson over and over again. When the children do a good job, he tells them something interesting about their hobbies. At the end of the lesson the children switch Mr. Leachim off.

小题1:The first paragraph of the passage tells us ________.

A.human beings are not as smart as robots

B.robots can help people in many different ways

C.robots will take the place of man to rule the earth

D.we can only use robots to do some regular jobs小题2: Mr. Leachim’s ________ makes him a good teacher.

A.advantages

B.knowledge

C.appearance

D.energy小题3:The word “flexible” in the last paragraph means ________.

A.not strict

B.not hard

C.changeable

D.suitable小题4:Which of the following statements is TRUE according to the passage?

A. There are 250 robot teachers in the United States.

B. Bobby works in a large office building in Washington D.C.

C. Mr. Leachim is run(开动) and controlled by electricity.

D. The lessons taught by Mr. Leachim are given on a TV set.

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保险的基本职能包括经济给付职能和( )。

A.补偿损失职能
B.资金积累职能
C.风险管理职能
D.社会管理职能

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2009年4月30日,世界卫生组织宣布,从当日起,该组织不再使用“猪流感”一词指代当前流感疫情,而开始使用“H1N1型流感”一词。无辜的猪因“猪流感”一词被许多人加上了“罪魁祸首”的恶名。本次流行病的发生、蔓延与猪没有任何直关系。这体现了()

①人的认识受到各种条件的限制

②人的认识是不断发展的

③事物间的联系是人为制造的

④价值判断是可以凭空产生的

A.①

B.①②

C.①②③

D.①②③④

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“一带一路”建设要优先打通(),配套完善道路安全防护设施和交通管理设施设备,提升道路通达水平。

A、骨干通道

B、缺失路段

C、瓶颈路段

D、关键通道

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