题目内容

高斯-克吕格投影的经线和纬线都是直线。

A. 对
B. 错

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转绘地图内容的方法有哪几种?

Watch the video clip and figure out who is going to fulfill the following tasks. Match their names with the corresponding tasks.

下列哪组单相电源可组成一个对称三相交流电源 ( )

A. 100sin(5t)V,100sin(5t-60O)V,100sin(5t-120O)V
B. 100 sin(5t)V,80sin(5t-120O)V,60sin(5t-240O)V
C. 80sin(5t)V,80sin(5t-120O)V,80sin(5t-240O)V
D. 80sin(5t)V,80sin(3t-120O)V,80sin(3t-240O)V

列举6种属于国家所有权的财产范围。

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