单项选择题

下面性能CMOS相对TTL门电路较差。

A、输入阻抗
B、抗干扰能力
C、工作速度
D、静态功耗

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单项选择题

In working environment, “Staff room” refers to:

A、a room in which the members of a board hold meetings regularly
B、a room that a company provides for the use of the people who work for it to discuss work, eat, drink and socialize
C、a place in public and company buildings where a receptionist presides
D、A room created in a employment workplace for an employee to deliver a form of employee training where it is required

收银保险柜必须固墙或固地安装，做到安全（）

A.正确
B．错误

答案： A．正确收银保险柜通常需要固墙或固地安装，以确保其安全性和防盗性。这样可以防止保险柜被轻易移动或搬走，从而提高其安全性。...