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.

20. Mavis heard the river; she heard the mill stacks hissing in the night,(sentence dictionary) the gurgle of the aeration ponds.

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.

31. Each tine assembly has a plurality of tines for aeration extending in a substantially radial pattern about the driven shaft.

32. Moreover , aeration in the reaction will improve the degradation rate of PCP - Na by ferrate.

33. It is proved effective that deep well aeration biological treat propylene technology is used to treat propylene epoxide saponated sewage.

34. A biological oxidation technology of isolated aeration was used to pretreat alkaline sewage from a petroleum refinery in an industrial scale.

35. The aeration tube has the advantages of ingenious layout, simple and rational structure, convenient installation, low cost as well as long serviceable life.

36. Said inner tube features no need of aeration, no fear to be pricked and shot by a bullet, and good effect for shock-resistance.

37. The research results for BF dissection show that softening and melting zone commonly is reversed "V" shape, the "coke window" in which reacts "aeration".

38. MABR is characterized by bubble less aeration and special biofilm attached on the aerated membrane.

39. The chlorination wastewater was treated with circulating, time - delay, aeration process.

40. The paper introduced an example of the application of jet aeration and SBR techniques to the waste water treatment of a meat packing plant.

41. Results indicated MABR could effectively avoid volatile organic compounds volatilization caused by conventional bubble aeration and secondary pollution of the air.

42. The zone between the water table and the surface is called the zone of aeration.

43. Conversion of ferrous to ferric iron occurs readily upon aeration at PH 7 . 0 - 7. 5.

44. Each reservoir is controlled by its own patented float valve, which adjusts the water level to allow aeration in the soil, prevents irrigation overflow and evaporation.

45. Example 7 was sensitized by aeration with sodium nitrite which was added terminally to the mixture.

46. Sewerage could be used to confect and dilute polymer in order to reduce sewerage discharge, therefore, it must be treated with aeration.

47. The oxygenic aeration capability of the equipment show that its dynamical efficiency is about twice of traditional technology.

48. Methods Aeration of the middle turbinate is termed concha bullosa ( CB ) .

49. Finally,(http:///aeration.html) examples of the device of cyclone aeration flotation are illustrated.

50. Post aeration – Air scouring continues after the liquid backwash ends.

51. In order to reduce the operation cost, a small dynamic test was done with the simulation of the operation conditions of the aeration basin, and calcined soda is being replaced by limewater.

52. The aeration tank can be partition into some air and liquid osculant phases. Air and liquid flow in the same direction, the aeration tank will supply oxygen by automatic pressure control.

53. Using urban sewage, the intermittent aeration was applied for shortcut nitrification and nitrosobacteria was cultivated by inoculation.

54. The efficiency of enriched oxygen aeration is much higher than that in conventional oxygenic aeration, and there is an optimal aeration rate.

55. Poor drainage causes deficient soil aeration and death of the roots.

56. Aeration from the bottom of the bin fluidizes the charge.

57. After wastewater is pretreated by iron scrap method, the ratio of COD/N lowers, nitritation process will be carried out much earlier, which is beneficial to shortening the total aeration time.

58. Fine bubble aeration is a kind of high efficient aeration processes.

59. Advanced treatment of oxyfluorfen wastewater by iron-carbon micro-electrolysis process with aeration was studied.

60. Aeration is a tank where microorganism decompose organism in waste water.

61. Such a traditional division of the zone of aeration is useful for illustrative purposes.

62. A number of factors influencing ester formation have already been investigated including wort composition, aeration and fermentor design etc. and some accomplishments have been achieved.

63. A sidestream from the de - aeration tower feeds two sand filters and a calcium reactor.

64. The results show that the factors arragned in important order as the follows:the quantity of iron scrap, graphite, ancillary material A, treatment time, aeration time.

65. The semi-vertical reverberatory furnace comprises a combustion chamber, a forehearth part, a vertical furnace and an aeration tower.

66. Aiming at optimizing composting process and improving compassing quality, two aeration control modes including time control and time-temperature feedback were widely used in composting.

67. The effect of the aeration to the pyrolysis chamber on the pressure distribution of the standpipe was more remarkable than on the riser.

68. The trend in total contents of heavy metals and the assimilable heavy metals in pig manure composting of using different bulking agents and aeration modes have been analyzed.

69. In horticultural applications, perlite is used throughout the world as a component of soilless growing mixes where it provides aeration and optimum moisture retention for superior plant growth.

70. Gas holdup increases with the increase of impeller rotating speed and aeration rate.

71. On the basis of studies on aeration tract bucket flow energy dissipation in lower weir on soft foundation, a new type of energy dissipater was put forward.

72. Oxic zone and anaerobic zone were not set up separately in interchannel clarifier oxidation ditch system, gathering all the functions of the aeration, sediment and circumfluence in it.

73. The paper surveys the aeration density of aerated channelcondition of different slope, water depth, flow velocity.

74. Keep aeration and dryness; Prevent direct sunshine and keep away from heat source.

75. Also an ionizer is helpful for aeration and air cleansing.

76. Aeration in the inverse direction of effluent was applied as the measure of online backwashing to control membrane pollution in the dynamic membrane bio-reactor treating sewage wastewater.

77. The recoverer is composed of a dust-collecting chamber, fan, adsorbing container, condenser, oil-water separator, aerator and aeration pump.

78. The research on three segment type slight aeration subsurface wetland is a new way to enquire into the sewage treatment by constructed wetland.