bao cao transmission and switching
Tài liệu Báo cáo " Grammatical and semantic features of some adjectives denoting happiness - the feeling of pleasure " pdf
Ngày tải lên :
12/02/2014, 20:20
... root cheer and suffix - ful It does not allow inflection for comparative and superlative forms However, it has a very productive root cheer, and has two derivatives: “cheerfulness” (n) and “cheerfully” ... informally, and in literature with its three senses: (a) “in good spirits, feeling pleasure all the time”, (b) “pleasantly bright, likely to cause happy feelings”, and (c) “helpful and enthusiastic, ... “Cheerfulness” as a non-count noun can function as head of noun phrases and clause constituents: subject, object and complement, and occur with the preposition “with” as in “work with cheerfulness”...
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Tài liệu Báo cáo " Preparation and characteristics of LiF:Mg,Cu,Na,Si thermoluminescent material " pptx
Ngày tải lên :
13/02/2014, 04:20
... activated with Mg, Cu, Na and Si and studied the dependence of the glow curve and the TL intensity on thermal treatment and the concentration of the dopants The LiF:Mg,Ti and LiF:Mg,Cu,P powders ... CuCl2 , and (NH4 )2 H2PO4 with required concentration were added to LiF precipitated by reaction (1) The material obtained was washed, dried, and was annealing in an oven at 700 o C for hour, and ... incorporated The material precipitated was filtered, washed, dried, and was subjected to thermal treatment in an oven at 640o C for hour, and then was annealed at 400o C for hour LiF:Mg,Cu,P powders...
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Tài liệu Báo cáo "Preparation and characterization of nanocomposite TiO2/SnO2 films " pdf
Ngày tải lên :
13/02/2014, 04:20
... impregnated and annealed at 325, 375 and 425oC Discussion TiO2 belongs to dielectric materials With a wide band gap of 3.2 eV, at room temperature there are no free carriers in the conducting band Under ... be excited, some photo electrons jumped to conducting band and can take part in the electric conduction However the systems of high energy band gap having a tendency to produce high potential barrier ... increases according to time and temperature of annealing In the other hand, SnO2 is self-doping semiconductor Due to the stoichiometric deviation, some Sn atoms were formed and played a role of the...
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Tài liệu Báo cáo " Estimation and prediction of eutrophication in West Lake" ppt
Ngày tải lên :
13/02/2014, 12:20
... P load and P concentration In this research, we utilized both a Estimating eutrophic state by P load Table Phosphorous load standard and Phosphorous load calculated by models P P load standard ... to estimate and predict the eutrophication of West Lake by both chemical parameters The models are considered with different cases and simulated by Software Stella II [6] Results and discussion ... species of benthos and about 33 species of fish According to Vietnam standard of water quality, the important parameters of water quality of West Lake, including: Phosphorous and Nitrogen concentration,...
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Tài liệu Báo cáo khoa học: Switching of the homooligomeric ATP-binding cassette transport complex MDL1 from post-translational mitochondrial import to endoplasmic reticulum insertion pptx
Ngày tải lên :
18/02/2014, 16:20
... on demand S Gompf et al A B C Fig Localization of full-length and leaderless MDL1 in S cerevisiae ER and mitochondrial membranes were prepared from cells over-expressing wild-type MDL1 and leaderless ... targeting on demand A S Gompf et al B Fig Membrane orientation of mitochondrial and ER-resident MDL1 Mitochondrial (A) and ER fractions (C) (30 lg each) containing wild-type MDL1 and leaderless ... 0.5 lM of purified protein MDL1 (A) and MDL1(60-695) (B) showed Michaelis– Menten kinetics with a Km ATP of 120 ± lM and 200 ± lM and a kcat of 74 ± ATPÆmin)1 and 77 ± ATPÆmin)1 (per MDL1 monomer),...
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Báo cáo " Grammatical and semantic features of some English words and idioms denoting happiness - the feeling of great pleasure " potx
Ngày tải lên :
05/03/2014, 12:20
... phrases and complement Morphologically, it has two morphemes: the root elate (v) and suffix-ed It has no inflected forms for comparative and superlative It has two derivatives ‘elation’ (n) and ‘elatedly’ ... phrases and complement in sentences ‘Joyful’ (adj) and ‘joyous’ (adj) are infrequently used in real life ‘Joyride’ (n) is an informal and slang word denoting a ride taken for pleasure and often ... “in a delighted manner” and functions as adverbial as in: She jumped up and took me delightedly in her arms, just as she used to [10] ‘Delight’ (v) can be intransitive and monointransitive, meaning...
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Báo cáo " Language and Embodiment " pdf
Ngày tải lên :
05/03/2014, 12:20
... access to and the nature of the “reality” we think and talk about are a function of embodiment: we can only talk about what we can perceive and conceive, and the things that we can perceive and conceive ... is created from our daily and real experience We construct and understand our categories on the basis of concrete experiences, and under the constraints imposed, first and foremost our bodies [9] ... by selling the land given by their parents, unaware that the land used to belong not to their parents but to the government Their parents or grandparent had to rent the land And taxes would cost...
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Báo cáo " Advantages and disadvantages of using computer network technology in language teaching " pptx
Ngày tải lên :
05/03/2014, 12:20
... cultural context because language and culture are inextricable and independent Sanaouri and Lapkin (1992) found that in an email exchange project between these students and native French speakers, ... network technology e.g the Internet and the WWW offers teachers and learners vast amount of materials and communication possibilities to enhance their language teaching and learning For the successful ... their learning and broaden their cultural knowledge Indeed, virtual trips enabled by the Internet offer students an opportunity to visit countries and learn about the people, language, and culture...
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Báo cáo " Analysis and identification of multi-variate random pressure fields using covariance and spectral proper transformations " pdf
Ngày tải lên :
05/03/2014, 14:20
... response and so on Several literatures presented the POD’s application to decompose the spatially-correlated and multi-variate random pressure fields into uncorrelated random processes and basic ... troublesome and difficulties in interpreting theses results In this paper, the POD based spectral and covariance matrices of the random field will be presented Both covariance-based and spectral-based ... orthogonal basic vectors which can expand a multi-variate random process into a sum of products of these basic orthogonal vectors and single-variant uncorrelated random processes Let consider the...
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Báo cáo " Oscilation and Convergence for a Neutral Difference Equation " pptx
Ngày tải lên :
14/03/2014, 13:20
... Physics 24 (2008) 133-143 136 • (a) If −1 < δ < 0, then zn > and ∆zn < eventually • (b) If δ < −1 and ∞ [ r αi (ℓ)] = ∞, then zn < and ∆zn ℓ=1 i=1 eventually Proof (a) Since αi (n) ≡ 0, we have ... we obtain zn < and ∆zn On the other hand, we have zn > δxn−τ or xn−τ > zn , which implies that xn−mi > zn+τ −mi Hence, δ δ − δ ∆zn Setting = zn+1 zn r αi (n)zn+τ −mi (20) i=1 and dividing (20) ... (1996) [3] I G E Kordonis and C G Philos, Oscillation of neutral difference equation with periodic coefficients, Computers Math Applic Vol 33 (1997) [4] B S Lalli and B G Zhang and J Z Li, On the oscillation...
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Báo cáo " Race and Hazard algebra in asynchronous system " pptx
Ngày tải lên :
14/03/2014, 13:20
... distinguish between Boolean and Hazard algebras Note that under this definition x and x are only one variable and x is a negative of x On the other hand, we understand that hazard algebra is constructed ... is x and that is one of the reasons causing hazard Hence, in hazard algebra x and x are two individual variables In Boolean algebra, under the above definition x and x are only one variable and ... values of τH and τL represents the running of temporary signal of logic gates Temporary value of τH and τL is defined by the nodded up and down changes of input signals to gate and now outputs...
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Báo cáo " Classification and assessment of bioclimatic conditions for tourism, health resort and some weather therapies in Vietnam " pdf
Ngày tải lên :
14/03/2014, 15:20
... activities in lowland areas; and (ii) for health resort and some weather therapies in highland areas Furthermore, based on the classification, some good weather periods for tourism activities and therapeutic ... including mountainous regions in the North and Central highland The term “Lowland” is defined as deltas, hilly areas and coastal zone as well as islands Table Meteorological stations used for ... conditions and these are the best places for human health in general and for tourism, excursion and sea vacation in particular Results and discussions The results of classification and assessment...
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Báo cáo " Objective and Subjective Factors Influence on Demand of Drainage by Pumping in Red River Delta " potx
Ngày tải lên :
14/03/2014, 15:20
... of drainage demand many times which is compared with rice land and cultivated land Discussion and recommenation Obviously, all socio-economic indicators have been indicating land use planning ... three time higher The change of land used 126 D.N Hanh / VNU Journal of Science, Earth Sciences 26 (2010) 121-127 mostly form cultivation land and pond or lake land, that is one of big reasons ... urban land which would be increased to 14,290 hectares area in 2010, 1.76 times increasing The cultivated land has been transferred into urban land, which is the main reason causing the demanding...
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Báo cáo " Pattern and determinant agents of the debris and mud flash flood in Lay Nua Commune area, the Former Muong Lay District, Dien Bien Province " docx
Ngày tải lên :
22/03/2014, 12:20
... making here a big trapezium ‐ shaped meander (Fig. 1 and 2): on the one hand because of high level of tectonic fissuration, on the other hand owing to the presence of the erodible shales and silty sandstone ... squeesed, crushed and broken taking the imbrications and leaflike polish structure (eg. black clay shales and silty sandstone of the Lai Chau Formation) and the valley ... Tableland [1], belong to a group of lithological, structural and geomorphological agents and can be used as the credible and effective indicators for warning the debris and ...
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Báo cáo " Calibration and verification of a hydrological model using event data " ppt
Ngày tải lên :
22/03/2014, 12:20
... error: ∑ (Q n o ,i i =1 − Qs ,i ) (2.5) n ∑Q (2.2) where Qop and Qsp are observed peak and simulated peak; Qo,i and Qs,i are observed and simulated values at time step i; n is number of time steps ... trial -and- error method Compare tables 2.1 and 3.1, we can see that the ranges of parameters reduces noticeably after the auto-calibration step, which makes the trialand-error much more easily and ... trial -and- error more quickly and easily to find the best parameters for all events The results show the good agreements of the hydrograph shape and total flow volume between simulation and observation...
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Báo cáo " Synthesis and thermoelectric properties of La(Fe1-xSix)13 compounds (x = 0.12, 0.14 and 0.15) " pptx
Ngày tải lên :
28/03/2014, 13:20
... between the ferromagnetic and paramagnetic states is 27 % and 18% for x = 0.12 and 0.14, respectively Finally, the thermal conductivity (κ) of La(Fe1-xSix)13 (x = 0.12, 0.14 and 0.15) compounds is ... amounts of high purity of La with 99.9%, Fe with 99.99% and Si with 99.999% in purified Ar atmosphere The ingots were sealed into evacuated tubes and the heat treatment for homogenization was carried ... thermopower, electrical resistivity and thermal conductivity were measured by using a Quantum Design PPMS in the temperature range from K to 300 K Results and discussion 10000 The La(Fe1-xSix)13...
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Báo cáo " Synthesis and characterisation of metallic nanoparticles " ppt
Ngày tải lên :
28/03/2014, 13:20
... went to the cathode surface and received electrons to make Pt and Co NPs If there was not PVP surfactant, Co and Pt atoms would continously deposited on the particles and at the end we would have ... transverse oscillation of electrons and another band in the rednearinfrared region due to the longitudinal electronic oscillation In addition, the position of the band due to the transverse electronic ... namely for J of 15 mA/cm2 and 20 mA/cm2, Fe45Pt55 and Fe52Pt48 NPs were obtained, respectively At higher current densities, the atomic percent of Fe was higher because the standard electrode potential...
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Transmission and switching
Ngày tải lên :
16/07/2014, 21:09
... mạch sử dụng 4.3.2 Concentration and Expansion ► Nếu ta nên làm mạng cho đường thuê bao (1 vòng lặp) Thì không xãy tắc nghẽn Vì vậy, thuê bao muốn gọi đến thuê bao xa, có mạng sở có sẵn cho gọi ... nhiên: điều dẫn đến kinh phí cao cho việc xây dựng hệ thống,vì số đường dây lớn ► Theo nghiên cứu: Thói quen gọi điện thoại thuê bao cao điểm có 30% số đường dây thuê bao cho khách hàng doanh nghiệp ... số giắc cắm thuê bao gọi đến so với số vị trí đầu dây ► Expansion số lượng vị trí đầu dây so với giắc cắm thuê bao nhận ► Terminating and originating jacks hoán đổi cho Các thuê bao nhận thời điểm...
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