To avoid the flocs being destroyed, the number of grids should be decreased as well as the size of grids should be increased with increasing the flocculation time during the coagulation process.
To avoid the flocs being destroyed, the number of grids should be decreased as well as the size of grids should be increased with increasing the flocculation time during the coagulation process.
To avoid the flocs being destroyed, the number of grids should be decreased as well as the size of grids should be increased with increasing the flocculation time during the coagulation process. A: 正确 B: 错误
To avoid the flocs being destroyed, the number of grids should be decreased as well as the size of grids should be increased with increasing the flocculation time during the coagulation process. A: 正确 B: 错误
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