题目内容

影响天平灵敏度的主要部件是天平的横梁。

A. 正确
B. 错误

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内测千分尺的测量方向及读数方向与外径千分尺相同。

A. 正确
B. 错误

请你根据自己所任教的年龄段和领域,以“夏天来了”为内容,进行一课时的数学设计(包括目标和过程)。

You need to configure the local security policy setting to request a user name and password when you make changes to the computer system. What should you do?()

A. Enable the Password must meet complexity requirements setting.
B. Enable the User Account Control: Detect application installations and prompt for elevation setting.
Configure the Interactive logon: Prompt user to change password before expiration setting to a value between 1 and 999.
D. Configure the User Account Control: Behavior of the elevation prompt for administrators in Admin Approval mode setting to the Prompt for credentials option.

单片机的主要特点是什么?

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