问题
问答题 简答题
维持和提高发电机内氢气纯度的措施?
答案
参考答案:
(1)维持空氢侧密封油压相等,减少空氢侧油的串动。(2)定期进行排污和补充新鲜的氢气。(3)干燥器必须投入运行且良好。(4)防止冷却器、定子线圈漏水。
维持和提高发电机内氢气纯度的措施?
参考答案:
(1)维持空氢侧密封油压相等,减少空氢侧油的串动。(2)定期进行排污和补充新鲜的氢气。(3)干燥器必须投入运行且良好。(4)防止冷却器、定子线圈漏水。
从方框内选出能够替换句中划线部分的选项。 | |
( ) 2. It's crucial that we study English well. ( ) 3. She's anxious because of the test. ( ) 4. Xiao Ning found garbage in front of the house. ( ) 5. Don't bother your father. He is busy with his work now. |