aeration造句
1. Aeration can not be a factor, as this algal growth also occurs in stagnant water.
2. Artificial aeration sometimes permits, unfortunately, the overcrowding of the fish tank.
3. Aeration used intelligently is a boon to the maintenance of the health and vitality of the fishes.
4. Only the power plant hummed softly, the aeration ponds murmuring.
5. Aeration and drainage on cold, wet soils can be improved by digging in generous amounts of pea-sized grit and well-rotted manure.
6. With the use of filtration and aeration it is possible to increase the density of stocking.
7. Therefore their tank should be given good aeration and the water circulated rapidly through a power filter.
8. Loose eggs will hatch if vigorous aeration keeps them in constant motion.
9. This adversely affects water movement, permeability, and aeration.
10. The holes in Gruyere are due to aeration.
11. Experiments of the aeration treatment of uranium - contained wastewater by saccharomyces cere - visiae - activated sludge were carried out.
12. The effects of mass concentration, aeration rate, feeding mode, settling time on the biodegradation of butyl xanthate were investigated.
13. Aeration, slice and pricking were the effective technology of soil compaction.
14. This is a waste treatment aeration pond at a paper mill.
15. Investigation of the soil factors showed that the aeration and water perviousness of mixed forest were better than that of pure forest.
16. By pre aeration in tanyard wastewater, the effect of primary settling improves obviously.
17. The zone of aeration may be treated more efficiently as a single moisture continuum.
18. Theoretically sludge yield is nil for the extended aeration process.
19. Once in place a flow deflector and venturi unit can be set to ensure the required flow and aeration.
21. It is also a small but effective water polisher and adds extra aeration.
22. As the eggs sink to the bottom they are guided towards the centre, where the aeration sweeps them upwards again.
23. The disadvantage, however, is that odour is regenerated if the treated slurry is stored following aeration.
24. We use JHX multilevel jet floatation pot as secondary floatation point after aeration pond in oil containing sewage farm of refinery. This paper discusses the feasibility of this method.
25. Butterfly style design not only satisfied the request of lighting and aeration, but also enriched the sculpture of stereograph.
26. According to water quality of acid cleaning wastewater(ACW), the treatment process of two-stage aeration neutralization for ACW is defined and further discussed based on theoretical analyses.
27. A new bioreactor was designed to study the effect of aeration on biodegradation of phenanthrene in soil.
28. This article introduces a method for determining hydrogeological parameters such as the field capacity in zone of aeration and the specific yield in aquifer where water content is varied.
29. An industrial mixing wastewater from an economic developmental area was treated by ferrum aeration and neutralization flocculation process.
30. I have used a coconut fiber mat in a wire basket to hold the peat moss and seedlings, the natural fiber mat assists the peat moss with drainage and aeration, it also stops the moss becoming to soggy.
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