问题
问答题 简答题
请简述精密过滤器反洗操作步骤？
答案
参考答案：
①排油；
②放水；
③混洗；
④正洗
搜题请搜索小程序“爱下问搜题”
请简述精密过滤器反洗操作步骤？
参考答案：
①排油；
②放水；
③混洗；
④正洗
| 情景会话 | |
| A:Hello,Ann! B.Hello,Kitty! A:The weekend is coming, 1 . B:I often go to the movies with my friends. A:  2 .B:Well,we like action movies. A:I like Chinese action movies and 3 . B:Do you often go to the movies? A:No. 4 and look at the pictures of Beijing Opera. B:My friend Kevin likes Beijing Opera,too. 5 .
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