电气设备着火时,应先切断电源;在切断电源之前,只准使用不导电的灭火器进行灭火。
参考答案:错
根据汉语完成句子.
1. Lucy has three _____ _____ (笔友).
2. Lily likes living _____ _____ _____ (乡下).
3. He _____ _____ (来自) the United States.
4. She _____ _____ (住在) China with his parents.
5. I like _____ (澳大利亚) very much.
建筑隔墙用保温条板贮存超过()个月,应翻换板面朝向和侧边位置。