问题
问答题 简答题
机电维修岗位电气维修工，在二次回路上进行通电试验时，防止由二次向一次反送电应如何操作？
答案
参考答案：应将二次回路断开取下二次回路的保险后，悬挂“停电”标志牌后，方准进行工作。
搜题请搜索小程序“爱下问搜题”
机电维修岗位电气维修工，在二次回路上进行通电试验时，防止由二次向一次反送电应如何操作？
参考答案：应将二次回路断开取下二次回路的保险后，悬挂“停电”标志牌后，方准进行工作。
| 从方框中选择正确的单词填空。 | |
| |
| Bill Clinton took office (就职) 1 January20, 1993 and became the 42nd US president (总统). He was the first US president 2 was born after World War n. He was 3 0ne of the youngest of all US presidents, Clinton was born 4 a poor family. Three months before he was born, his father, William Blats, 5 When he was small, his mother remarried (再婚) Norger Clinton, 6 the boy's family name was changed. In the summer of 1963, Clinton was asked to visit the 7 of Washington. 8 his visit, he 9 President Kennedy in the White House. At that time, he wanted to become a president. And some years 10 his dream came true! |