第8题: [单项选择]地籍平面控制点的密度每1km2不应少于 。
A. 15点 B. 20点 C. 10点 D. 5点 参考答案:C
第9题: [单项选择]Questions 19 to 22 are based on the conversation you have just heard. A. He will go to California for a travel. B. He will invite his friend for a dinner. C. He will go to a party. D. He will sing songs with friends for fun. 参考答案:D 答案解析:[听力原文]19-22 M:Hey, Alice, my friends(19)just invited me to go to "ka la okay" with them. Would yo
第35题: [单项选择]下列关于电气火灾监控系统设置的做法中,错误的是()。 A. 将剩余电流式电气火灾监控探测器的报警值设定为400mA B. 对于泄漏电流大于500mA的供电线路,将剩余电流式电气火灾监控探测器设置在下一集配电柜处 C. 将非独立式电气火灾监控探测器接入火灾报警探测器的探测回路 D. 将线型感温火灾探测器接入电气火灾监控器用于电气火灾监控 参考答案:C 答案解析: