Thursday, September 22, 2022
问题:单选题()最适合在加热炉上使用。A 平焰烧嘴B 低速烧嘴C 火焰烧嘴...
Monday, August 18, 2025
Wednesday, November 20, 2024
问题:单选题固定资产投资项目节能评估按照项目建成投产后()实行分类管理。A 能源消费量B 能源利用率C 能源种类中国认证认可协会...
Saturday, December 9, 2023
Thursday, September 22, 2022
Thursday, September 15, 2022
Thursday, June 13, 2024
问题:多选题电光源根据固体发光物质可分为()A热辐射光源B场致发光灯C低压钠灯D金属卤化物灯E半导体发光器件...
Saturday, December 30, 2023
Wednesday, September 21, 2022
Thursday, August 22, 2024
Thursday, September 7, 2023
Saturday, December 28, 2024
Saturday, May 11, 2024
Thursday, March 6, 2025
问题:单选题下列哪个不属于异步电动机的调速因素()?A 定子绕组的极对数pB 电源的频率fC 电动机的转差率sD 供电的电压...
Sunday, November 3, 2024
问题:单选题在计算能源效率时,输入和输出都需要在()上进行详细说明,并且可以测量。A 系数B 数量C 质量...
Friday, October 27, 2023
问题:单选题能源审计作为识别和()改进能源绩效机会的一部分应进行策划和执行.A 推进B 优化C 确定D 优选...
Monday, July 31, 2023
Wednesday, December 6, 2023