题目内容

What is Dog Ma?

A center which accepts stray dogs sent by warm-hearted people.
B. A center where dogs are taken care of when their owners are away or at work.
C. A center where dogs are trained according to their owners' requirements.
D. A center where a dog can do whatever it likes so long as its owner has paid.

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What can you learn from the passage?

A. Dog Ma seems to have a long history.
B. Dog Ma seems to be a state-owned business.
C. Dog Ma seems aimed at people with a good income.
Dog Ma seems to be located in the country.

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关于UG装配，说法错误的是（）。

A. 装配是一个管理零件几何体的指针集合。
B. 大型装配会消耗很大的电脑内存资源。
C. 装配需要较低的电脑资源。
D. 装配就是虚拟装配。

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NX装配文件的后缀是下面哪一项（）。

A. *.ptc
B. *.prt
C. *.dwg
D. *.asm

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以下对NX装配描述正确的是（）。

A. 装配文件非常吃计算机硬件资源，打开装配文件容易死机，故装配模块只适用于小模型装配。
B. 装配文件主要功能是存储各零部件的位置和形状的指针集合。
C. 装配就是通过约束把零部件定位到恰当的位置。
D. 只有实体对象才能用于装配。

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What is Dog Ma?

A center which accepts stray dogs sent by warm-hearted people. B. A center where dogs are taken care of when their owners are away or at work. C. A center where dogs are trained according to their owners' requirements. D. A center where a dog can do whatever it likes so long as its owner has paid.

What can you learn from the passage?

关于UG装配，说法错误的是（）。

NX装配文件的后缀是下面哪一项（）。

以下对NX装配描述正确的是（）。

A center which accepts stray dogs sent by warm-hearted people.
B. A center where dogs are taken care of when their owners are away or at work.
C. A center where dogs are trained according to their owners' requirements.
D. A center where a dog can do whatever it likes so long as its owner has paid.