题目内容

开关电源具有功率小、效率高和开关频率高特点。

A. 正确
B. 错误

查看答案

搜索结果不匹配？点我反馈

更多问题

改良电痉挛治疗时通常被用作肌肉松弛剂的药物是（）

A. 三碘季胺酚
B. 泮库溴铵
C. 氯琥珀胆碱
D. 氨酰胆碱
E. 新斯的明

查看答案

You are the network administrator for . The network consists of a single Active Directory domain named . All client computers run Windows XP Professional. The finance deparment uses a specific naming process to audit users and their computers. The process requires that each user's client computer has an account in Active Directory and that each client computer name corresponds to a specific user account. A user name Marie is a member of only the Domain Users security group. She reports that the hardware on her computer fails. She receives a new computer. You need to add Marie's new computer to the domain. You need to comply with the finance department naming process. What should you do?（）

A. Instruct Marie to run the ipconfig /flushdns command on her new computer and to add the new computer to the domain by using the same computer name as her failed computer.
B. Assign Marie permissions for adding computer accounts to the default container named Computers. Instruct Marie to add her new computer to the domain.
C. Reset the computer account for Marie's failed computer. Instruct Marie to add her new computer to the domain by using the same name as her failed computer.
D. Configure the IP address of Marie's new computer to be the same as the failed computer. Instruct Marie to add the new computer to the domain.

查看答案

结核分枝杆菌最多通过什么途径进入骨或关节部位（）

A. 直接扩散
B. 淋巴系统
C. 开放性损伤
D. 血液循环
E. 呼吸道传播

查看答案

EMC耦合途径主要有那几类耦合？

查看答案

开关电源具有功率小、效率高和开关频率高特点。

A. 正确 B. 错误

改良电痉挛治疗时通常被用作肌肉松弛剂的药物是（）

结核分枝杆菌最多通过什么途径进入骨或关节部位（）

EMC耦合途径主要有那几类耦合？

A. 正确
B. 错误