semi discretization of field and dynamic problems and analytical solution procedures
ANAEROBIC BIODEGRADATION RATES OF ORGANIC CHEMICALS IN GROUNDWATER: A SUMMARY OF FIELD AND LABORATORY STUDIES pdf
Ngày tải lên :
28/03/2014, 19:20
... microbial consumption of oxygen or nitrate that was supported by the electron acceptor demand of materials in the landfill leachate Consequently, the rate of supply of oxygen and nitrate into impacted ... summarizing field and laboratory studies on anaerobic biodegradation of organic compounds The report entitled “Anaerobic Biodegradation of Organic Chemicals in Groundwater: A Summary of Field and Laboratory ... health of humans and the environment Under the Resource Conservation and Recovery Act (RCRA) of 1976 the U.S EPA is appointed the task of managing these risks through the development and implementation...
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AEROBIC BIODEGRADATION OF ORGANIC CHEMICALS IN ENVIRONMENTAL MEDIA: A SUMMARY OF FIELD AND LABORATORY STUDIES pot
Ngày tải lên :
28/03/2014, 19:20
... potential, concentration, the presence/absence of electron acceptors and donors, and effects, both synergistic and antagonistic, of associated microflora (Howard and Banerjee, 1984) Lag periods were established ... used as a convenient approximation of the kinetics of degradation of test substrates where there is no growth of the microbial population and a low concentration of the test substrate is present ... availability and concentration of the substrate The Monod equation was developed to describe the growth of a population of microbes in the presence of a carbon source At low concentrations of substrate,...
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Effect of Calcium and Magnesium Addition on Arsenic Leaching from Paddy Field Soil of Bangladesh
Ngày tải lên :
05/09/2013, 10:15
... of soil was calculated from the difference of Ca and Mg concentration in the initially added Ca and Mg solution and the supernatant equilibrium solution taking into account the amount of Ca and ... (mg/L) (mg/L) of Ca and Mg added Amount of Ca and Mg added (mg/L) (a) (b) Adsorbed Ca, Mg (mg/g) Fig - Concentration profiles of (a) As and (b) Fe in leachate with the addition of Ca and Mg in different ... (mg/g) a average ± standard deviation of samples However, upon addition of 100 mg/L each of Ca and Mg leaching of As decreased to 24.6 and 23.3 µg/L, respectively Leaching of As was decreased...
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A CASE STUDY ON COMMON PROBLEMS IN LEARNING BUSINESS ENGLISH VOCABUALRY IN THE BOOK “BUSINESS BASICS” FACED BY THE 1ST YEAR STUDENTS AT VIETNAM UNIVERSITY OF COMMERCE, AND SOME SUGGESTED SOLUTIONS
Ngày tải lên :
29/01/2014, 00:23
... of them use flied instead of flew; or in terms of nouns, they often confuse between the singular and plural form of the nouns like businessman & businessmen; woman & women, both in spelling and ... high levels of proficiency Word lists and flash cards can be used for the initial exposure to a word, and can be arranged to create logical groupings of the target words (Gairns and Redman, op ... common prefixes and suffixes: for example, if learners know the meaning of sub-, un-, and -able, this will help them guess the meanings of words like substandard, ungrateful and untranslatable...
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Báo cáo khoa học: "A Comparison and Semi-Quantitative Analysis of Words and Character-Bigrams as Features in Chinese Text Categorization" potx
Ngày tải lên :
08/03/2014, 02:21
... aspects of IR and TC So it is significant to make a detailed comparison and analysis here on the relative value of words and bigrams as features in Text Categorization The organization of this ... capability of identifying OOV (outof-vocabulary) words 11 , and help improve the recall of classification The above issues state the advantages of bigrams compared with words But in the first and second ... reaches a segmentation precision of more than 97%, so we choose it as a representative of state -of- the-art schemes for automatic word-indexing of document) For evaluation of single-label classifications,...
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A study on English varieties Some related problems facing Vietnamese learners of English and suggested solutions
Ngày tải lên :
17/03/2014, 16:47
... that of the Western and Midland regions of the United States, while the phonological system of western Canadian English is identical to that of the Pacific Northwest of the United States, and ... rough unit of distance derived from the length of the same ―Office‖ - BE- a government department ("Colonial Office", "Foreign and CommonwealthOffice") the outbuildings and dependencies of a dwelling ... meaning and spelling III SCOPE OF STUDY Varieties of English are a very attractive field for researchers and there are many issues related to it, however, due to the limitation of time and knowledge,...
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SCHAUM''S OUTLINE of theory and problems of PROBABILITY
Ngày tải lên :
18/03/2014, 11:38
... used in the sense of and/ or The intersection of A and B, denoted by AnB, is the set of elements which belong to both A and B: АП В = {x: xGA and x G B) If AnB — JZ>, that is, if A and В not have ... unsafe ground, and provide the repetition of basic principles so vital to effective learning Proofs of most of the theorems are included among the solved problems The supplementary problems serve ... variable Variance and standard deviation Joint distribution Independent random variables FuncFunctions of a random variable Discrete random variables in general Continuous random variables Cumulative...
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A study on polysemy of antonymous words in English Some related problems facing learners of English and suggested solutions
Ngày tải lên :
21/03/2014, 09:17
... hates football (Hanh, 2006:90) Lexemes like on and off, good and bad, love and hate are pairs of antonyms They indicate the words of the same part of speech, which have contrasting or opposite ... the age of wisdom, it was the age of foolishness, it was the epoch of belief, it was the epoch of incredulity, it was the season of light, it was the season of darkness, it was the spring of hope, ... chapter II, antonyms of adjectives, antonyms of verbs, antonyms of nouns, and antonyms of adverbs are studied carefully Antonyms of polysemantic nouns In the part, we study the cases of polysemantic...
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Identifying Mental Health and Substance Use Problems of Children and Adolescents: A Guide for Child-Serving Organizations ppt
Ngày tải lên :
30/03/2014, 03:20
... substance use problems in children and adolescents and also can increase the severity of such problems Identifying Mental Health and Substance Use Problems of Children and Adolescents • Children and adolescents ... Identifying Mental Health and Substance Use Problems of Children and Adolescents Prevention and Early Identification of Children’s and Adolescents’ Mental Health and Substance Use Problems Chapter Chapter ... methods of identifying such problems including caregivers’ and professionals’ awareness of warning signs and the administration of screening tools and show the process for assessing and developing...
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Energy and Environmental Problems behind China’s High Economic Growth – A Comprehensive Study of Medium- and Long-term Problems, Measures and International Cooperation pptx
Ngày tải lên :
31/03/2014, 05:21
... accounting for 18% of China’s total land area, have already turned into deserts, and the areas of desertification are still expanding at the fast rate of 3,436 km2 a year In addition, arable lands are ... namely, creation of a Department of Energy as the government office responsible for all energy affairs, innovation of environmental control and administrative systems, and reforms of the political ... oil went down sharply, owing to the stagnation of production and rapid increase of demand As a result, China fell into a net importer of oil in 1993, and just years later in 2000, became a major...
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theory and problems of differential and integral calculus third edition - ayres & mendelson
Ngày tải lên :
31/03/2014, 15:42
... sides of a parallelogram is equal to the sum of the squares of the diagonals 24 Prove analytically that the sum of the squares of the medians of a triangle is equal to three-fourths the sum of the ... ) > 0, and diagram the solutions - 4) < 0, and Set 18x - 3x2 = 3x(6 - x) = 0, obtaining x = and x = We need to determine the sign of 18x - 3x‘ on each of the intervals x < 0, < x < 6, and x > ... and C(5, - 1) Ans (%,%) 21 Prove analytically that the midpoint of the hypotenuse of a right triangle is equidistant from the three vertices 22 Show analytically that the sum of the squares of...
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Báo cáo khoa học: "A logical treatment of semi-free word order and bounded discontinuous" pot
Ngày tải lên :
01/04/2014, 00:20
... ~ o2 and [5] = [$] u [$'] and n = length(S) and = length(5) and m = length(,?) and 3~W' s.t ~': ->n and ~": m - ~ n and range(~') ~ range(~") = n and Vi,j e ~': i < j ->~'(i) < ~'(j) and ~i,j ... notation and other abbreviatory and all of the elements of the VP sequence must precede any verb• stands for (cat:verb< Initial)^ (NonVP u < (VP A ((Initial) Tail))) • and all of the dements of the ... elements of the i-typeswith index i Capital Greek lettersdenote the class of descriptionsof the i-types and lowercase Greek lettersdenote descriptions of dements of the i-types.I.e.,~ is the class of...
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fluid dynamics of packed columns principles of the fluid dynamic design of columns for gasliquid and liquidliquid systems
Ngày tải lên :
02/04/2014, 14:41
... on the description of the fluid dynamics of columns with random and structured packings in the vacuum and normal pressure range of up to approx bar and for specific liquid loads of up to 100 m3 m−2 ... Jerzy Ma´ kowiak c Fluid Dynamics of Packed Columns Jerzy Ma´ kowiak c Fluid Dynamics of Packed Columns Principles of the Fluid Dynamic Design of Columns for Gas/Liquid and Liquid/Liquid Systems ... transfer and hydrodynamic behaviour of the two-phase flow For this reason, the book is aimed at illustrating the basic principles of the fluid dynamic design of columns with modern random and structured...
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schaum's outline of theory and problems of genetics - william d. stansfield
Ngày tải lên :
08/04/2014, 13:09
... probability of a black (Bb) offspring be p = \ and of a white {bb) offspring be q = \ The combined probability of the first offspring being white (i.e., the first offspring is white and the second offspring ... features of chromosomes does their cytological identification depend? {a) length of chromosome and position of centromere ib) amount of DNA and intensity of staining ic) numbers of nucleoli and centromeres ... of ways that black and I white offspring could be produced Offspring Order Probability 1st 2nd 3rd Black and Black and White = = Black and White ««d Black = (MXi) = White and Black and...
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Schaum''s outline of theory and problems of advanced calculus
Ngày tải lên :
09/04/2014, 17:37
... (a) to show that a solution of the difference equation (called a general solution) is un ¼ Arn þ Brn , where A and B are arbitrary constants and r1 and r2 are the two solutions of r2 À ar À b ¼ ... concept of a set, class, or collection of objects having specified characteristics For example, we speak of the set of all university professors, the set of all letters A; B; C; D; ; Z of the ... inverse of addition, and we write x ¼ a À b The set of positive and negative integers and zero is called the set of integers Rational numbers or fractions such as 2, À 5, arose to permit solutions...
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Dynamic performance of bridges and vehicles under strong wind
Ngày tải lên :
16/06/2014, 09:30
... encouragement and support Thanks are also extended to my other committee members: Professor Dimitris E Nikitopoulos of Mechanical Engineering, Professor Jannette Frandsen of Civil Engineering, and Professor ... insight of aerodynamic aspects of the structure obtained from the wind tunnel tests, as well as knowledge of structural dynamics and fluid mechanics With the models, the dynamic performance of the ... a pair of K and ω so that the determinant of the characteristic function of the equations of motion becomes zero (Simiu and Scanlan 1996) For both buffeting and flutter analyses, one of the most...
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