第11题: [单项选择]What does the woman think about Professor Conrad’s class A. She thinks his lectures are boring. B. She thinks his tests are too long. C. She doesn’t like his choice of test questions. D. She doesn’t think he prepares well enough. 参考答案:C 答案解析:[听力原文] M: What do you think of Professor Conrad’s class W: Well, his lectures are interesting
第17题:[单选题]依据《中国南方电网有限责任公司电力安全工作规程 机巡、新能源部分(试行)》(安监〔2018〕48号)第8.3.10条规定,关于光伏设备设施巡视,说法错误的是( ) A. 运用中的光伏方阵均应视为带电体。室外巡视时应带安全帽、穿绝缘鞋,雨雪天气下应穿绝缘靴,戴绝缘手套。不应触碰运用中的光伏组件、组件支架、线槽等设备设施。 B. 5级及以上大风等恶劣天气或夜间照明不足时,不应巡视室外光伏发电设备设施。 C. 能见度小于100m时,不应巡视室外光伏发电设备设施。 D. 屋顶光伏系统巡视应沿运维通道进行,禁止踩踏采光带等易踏空区域。 参考答案:C
第18题: [单项选择]Feigl反应 A. 苯醌、萘醌 B. 苯醌、萘醌中醌环上有未被取代的结构 C. 蒽醌 D. 有α-OH或邻OH的蒽醌 E. 醌类化合物 参考答案:E