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问题 判断题

在线式是指逆变输出带负载，蓄电池处于浮充状态，一旦市电中断时，逆变器工作电源改由蓄电池供电，保证逆变器连续不间断向负载提供交流输出，从输出看没有切换过程和失电时间（）

答案

参考答案：对

选择题

近年来，由于人为的原因，自然环境不断恶化，极端天气不断出现，给人类的生产生活造成不利影响。这充分说明 （   ）

A 自然界的发展以人的意志为转移    

B 自然界的物质性

C 人类社会的物质性                

D 人与自然不可能和谐相处
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单项选择题

A client who has recently had surgery for prostate cancer expresses to the nurse feelings of anger toward God, his church, and the clergy. Which intervention isn't appropriate for this client

A．Acknowledging the client's spiritual distress.

B．Inviting the client's clergyman to visit him.

C．Encouraging the client to discuss religious beliefs and practices.

D．Encouraging the client to discuss concerns with the clergy.
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