dissolved oxygen in Vietnamese

@Chuyên ngành kỹ thuật
@Lĩnh vực: môi trường
-ôxi hòa ta

Sentence patterns related to "dissolved oxygen"

1. Under aerobic conditions, dissolved oxygen levels are reduced as aerobic respiration occurs.

2. Was dissolved oxygen in the water greater than 80 percent of saturation?

3. They absorb dissolved oxygen from the water as it passes through their gills.

4. The High Range Dissolved Oxygen AccuVac Ampul contains reagent vacuum-sealed in a glass Ampul

5. Single use sensors measure pH and dissolved oxygen concentration and detect metabolites, glucose, lactate and ammonia.

6. Applicability of polarography for the continuous determination of dissolved oxygen in sewage and activated sludge was investigated.

7. Dissolved oxygen levels in sampled bottom water were all above 11 mg/l, indicating well-oxygenated conditions.

8. Brown Bullheads can survive waters with heavy pollution and dissolved oxygen values as low as 0.2 ppm

9. An agitation device (8) and a dissolved oxygen sensor (9) may be included within the vacuum chamber (2).

10. Blister copper is processed in an anode refining furnace to remove most of the dissolved oxygen and sulphur.

11. Additionally, water qualities (dissolved oxygen, alkalinity, phosphate, ammonium, nitrite, nitrate, total organic carbon and heavy metals were measured.

12. Effect of dissolved oxygen on heterotrophic denitrification using poly (Butylene succinate) as the carbon source and biofilm carrier Bioresour

13. Hence it had the important theoretical and practical meanings to discuss internal relation between dissolved oxygen and organic evolution.

14. Survival, Development, and Growth of Fall Chinook Salmon Embryos, Alevins, and Fry Exposed to Variable Thermal and Dissolved Oxygen Regimes

15. Airlift pumping circulates the nutrient solution past the roots and maintains at least 80% dissolved oxygen saturation in the nutrient solution.

16. Biochemical oxygen demand (Bod), the amount of dissolved oxygen used by microorganisms in the biological process of metabolizing organic matter in water.

17. When the AccuVac Ampul is opened in a sample that contains dissolved oxygen, the solution forms a yellow color which turns purple

18. Survival, Development, and Growth of Fall Chinook Salmon Embryos, Alevins, and Fry Exposed to Variable Thermal and Dissolved Oxygen Regimes DAVID R

19. Electron donors include natural organic material and petroleum hydrocarbons. Electron acceptors in groundwater include dissolved oxygen, nitrate, Fe (III), sulphate and carbon dioxide.

20. This nutrient enrichment promotes the excessive growth of algae, which can lead to depletion of dissolved oxygen and kill aquatic organisms such as fish.

21. Climate change, ocean acidification, dissolved oxygen, carbon cycle, coastal upwelling, fishing dynamics -- the full spectrum of earth science and ocean science simultaneously in the same volume.

22. In order to sustain the biological activity during the activated sludge process for BOD5 reduction, air is pumped into the tanks to provide sufficient quantities of dissolved oxygen.

23. It suffered from excessive growth of algae that led to obnoxious accumulations on shores, unsightly water, and depletion of dissolved oxygen, which kills fish and other aquatic organisms.

24. A Bod determination is performed by taking a water sample and incubating it over a 5- or 20-day period while monitoring the dissolved oxygen concentration every 12 hours

25. Aeration combats muck and by increasing the dissolved oxygen and circulating the water, encouraging the colonization of beneficial aerobic bacteria that can consume, reduce and prevent muck build-up.

26. An aquatic system lacking dissolved oxygen (0% saturation) is termed anaerobic, reducing, or Anoxic; a system with low concentration—in the range between 1 and 30% saturation—is called hypoxic or dysoxic

27. 2 : the absence of dissolved oxygen in a body of water Anoxia (zero milligrams 02 per liter) is not only deadly for biota, but is also a condition that initiates different microbial and geochemical reactions.

28. The temperature of water is considered as a major feature of the environment , as it may affect the concentration of dissolved oxygen , the pH , the rate of biochemical reactions and the physical activity of aquatic animals .

29. Biochemical oxygen demand (Bod) is the amount of dissolved oxygen needed by aerobic biological organisms in a Body of water to break down organic material present in a given water sample at certain temperature over a specific time period

30. The effects of the enhanced mobilization of nutrients are enhanced productivity, as well as changes in species diversity, excessive algal growth, dissolved oxygen reductions and associated fish kills and, it is suspected, the increased prevalence or frequency of toxic algal blooms

31. What Is Bod? Bod Full Name/ Full From: Biochemical Oxygen Demand, • This measures the amount of dissolved oxygen (DO) required by aerobic organisms to decompose the organic material present in a given water sample at a specified temperature and specified time

32. Biochemical oxygen demand, or Bod, is a chemical procedure for determining the amount of dissolved oxygen needed by aerobic biological organisms in a Body of water to break down organic material present in a given water sample at certain temperature over …

33. Figure 1-9a Hood Canal Bathyscape: Vertical sections of dissolved oxygen..21 Figure 1-10a Nitrate contamination..23 Figure 1-11a Proportion of water bodies sampled..25 Figure 1-11b Locations with invasive exotic aquatic weeds..25 Section 2: Air

34. The SNRs in the intermittently aerated, complete-mix (IACM) tank (0.39–1.69 mg g–1 h–1) were considerably lower than those in the 3-stage Bardenpho aerobic zone (3.4–3.81 mg g–1 h–1) due mainly to imposed dissolved oxygen limitations.

35. Biological Oxygen Demand (Bod) is a chemical procedure for determining the amount of dissolved oxygen needed by aerobic biological organisms “bio-bugs” in a Body of water to break down organic material present in a given water sample at a certain temperature over a specific time period.

36. What is an “Analysis of Attainability? What We Know Minimum Dissolved Oxygen conditions are critical to supporting fish propagation Existing DO condition supports some degree of propagation among resident fish Since the degree of propagation associated with the existing DO condition is an Existing Use, it must be protected

37. Advection, Diffusion Benoit Cushman-Roisin Thayer School of Engineering Dartmouth College Concentration The concentration of a substance, such as sulfur dioxide NO2 in the air or dissolved oxygen in the water, is defined as the amount of the substance per unit volume of the fluid containing it: V m c volumeof fluid amount of substance