题目内容

定时判决又称（）判决，它的作用是（）。相位，抑制信号在电缆传输及电路处理过程中所引起的部分相位抖动211、路际串话可分为（），（），（）。

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数控机床按照伺服控制方式分为（）、闭环、半闭环。

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月经过多的妇女可选用释放左炔诺孕酮的宫内节育器。

A. 正确
B. 错误

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You are the administrator of your company’s network. Your network has 200 Windows 2000 Professional computers and 15 Windows 2000 Server computers. Users on the network save their work files in home folders on a network server. The NTFS partition that contains the home folders has Encrypting File System (EFS) enabled. A user named John leaves the company. You move all of the files from John’s home folder to his manager’s folder. When the manager attempts to open any of the files, she receives the following error message. “Access denied.” You want the manager to be able to access the files. What should you do?（）

A. Grant the manager NTFS Full Control permission to the files.
B. Grant the manager NTFS Take Ownership permission to the files.
C. Log on to the network as a recovery Agent. Decrypt the files for the manager.
D. Log on to the network as a member of the Backup Operators group. Decrypt the files for the manager.

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绕线转子异步电动机的电刷与集电环间的接触面不应小于全面积的（）

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