问题
填空题
固液比增高则处理量增大,但旋流器中物料料层增厚,导致分层阻力增大,分层速度降低,错配物增加,因此分选效率相应()。
答案
参考答案:降低
固液比增高则处理量增大,但旋流器中物料料层增厚,导致分层阻力增大,分层速度降低,错配物增加,因此分选效率相应()。
参考答案:降低
补全对话。 根据对话内容,从方框内的选项中选出能填入空白处的最佳选项.选项中有两项为多余选项. | |
W: Hi, Li Ming. Where are you going to spend your winter holiday? L: 1. _____ W: How are you going to get there? L: We are going to get there by plane. W: 2. _____ L: Next Monday. W: 3. _____ L: Thanks. What about you? W: 4. _____ I'd like to go back to see my old friends. I miss them very much. L: 5. _____ I think you must have a good time in your hometown. | |
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