活性污泥的驯化方法有哪两种?它们的相同之处是什么?
参考答案:
驯化的方法可分为异步法和同步法两种。它们的相同之处在于两种驯化法的结果都是全部接纳工业废水。
词型转换。
1. We are going to _______ (work) on a farm tomorrow.
2. Where _______ you often _______ (do) your homework?
3. What time _______he _______ (go) to work every morning?
4. Is she going ________ (play) basketball this afternoon?
5. Look! Li Lei _______ (swim) in the river.
6. Why don't you _______ (come) to my house?
管道企业违反管道保护法规定的行为同时违反建设工程质量管理、安全生产、消防等其他法律的,依照其他法律的规定处罚。