下面哪个参数属于材质的动力学属性?() A.Bounce Coefficient B

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问题:

下面哪个参数属于材质的动力学属性?()

A.Bounce Coefficient

B.Static Friction

C.Sliding Friction

D.Friction Coefficient

考点:计算机科学技术三维动画三维动画题库
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Jan:I have new photos of my family, but they’ re not very good. This is my sister…

Mark:Where is she?  Is she at the library?

Jan:No, she’ s in the living room. She s doing her homework. And that s my brother.

Mark:Is he doing his homework, too? What’s he eating?

Jan:He’ s watching a scary movie on TV and eating french fries.

This is a picture of my aunt and my mother.

Mark:Is that -your mother in the pool?

Jan:No, that’s my aunt. My mother can’t swim. And this is my mother and my aunt at the shop. They really like shopping and eating at the shop. Mark: Interesting photos.

1. The pictures are ______.

A. good   B. interesting   C. scary

2. Jan’ s sister is doing her homework ______.

A. at the library   B. at the pool   C. in the living room

3. Jan’ s brother isn’ t ______.

A. doing his homework   B. watching TV    C. eating french fries

4. Jan’ s ______ can’ t swim.

A. sister   B. mother   C. aunt

5. Jan’ s mother and aunt like ______ at the shop.

A. eating french fries   B. shopping    C. swimming

题型:多项选择题

如图所示,当滑动变阻器的金属滑片P向右移动时,安培表A的示数将______,伏特表V1的示数将______,伏特表V2的示数将______.(填“增大”、“减少”或“不变”)

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如图所示,四个电路图中与右边实物图相对应正确的是

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以下提供了若干组考题,每组考题共同使用在考题前列出的A、B、C、D、E五个备选答案。请从中选择一个与问题关系密切的答案。每个备选答案可能被选择一次、多次或不被选择。

吸入性肺脓肿中,与上叶后段或下叶背段发病关系最密切的体位是( )。

A.仰卧位
B.俯卧位
C.直立位或坐卧位
D.右侧卧位
E.左侧卧位

题型:多项选择题

假设你是参加某卫视“相亲节目”的男嘉宾,现有n位女嘉宾在你面前自左到右排在一条直线上,每两位相邻的女嘉宾的距离为a(米).假设每位女嘉宾举手时你必须和她去握手,每位女嘉宾举手的概率均为

,且相互独立,若Z表示你和一位女嘉宾握手后到另一位举手的女嘉宾处所走的路程,求EZ.

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