Báo cáo nghiên cứu khoa học: "Closure of similarity orbits of nilpotent operators I Finite rank operators " doc

... shipbuilding industry. The studied composite is made of polyester matrix, glass fiber and titanium dioxide particle (TiO 2 ). The numerical study, in which the interaction between the matrix and ... fibers and particles, thus 3-phase composite appears. The bending problem of anisotropic plate and shell is studied in [1,2]. The bending of composite is studied in [2,3]. In [4], we inv...

Ngày tải lên: 21/07/2014, 16:21

... dyeri, D. turbinatus, H. odorata, S. roxburghii, S. thorelii in this study are corresponding with previous researches. The ectomycorrhizal appearrance in S. siamensis is still recorded by diagnostic ... thin mantle as D. dyeri and S. thorelii (Fig.5, 9). Hartig net can not be observed clearly in seedlings of some species of S. siamensis and D. dyeri (Fig. 3, 5). Extraradical hyphae is...

Ngày tải lên: 22/07/2014, 02:20

... to identify the suitability of the activated carbon to practical uses, it is necessary to study the adsorption characteristics of different species in corresponding media [6,8]. The investigations ... charcoal activated by steam is of the specific surface area of about 1000m 2 /g. The received activated carbon is used for further investigations to identify isotherm equilibrium cur...

Ngày tải lên: 22/07/2014, 03:20

... describe the kinetics of reaction were previously presented. This work intends to analyze the kinetics of the homogeneously catalyzed decomposition of hydrogen peroxide with ions of iron (III) ... solution with hydrogen peroxide and ferrous ions is known as Fenton’s reagent and is used for the initiation of polymerizations, hydroxylation of aromatic derivatives and oxidative c...

Ngày tải lên: 22/07/2014, 03:20

... Species compossition of the fishes in O Loan lagoon is very biodiversity. 134 species of fishes were identified. They belonged to 88 genera, 55 families and 16 orders in which the Perciformes are ... Beloniformes (5 species, 3,73%). Most of the fish species in the lagoon are originally marine large salinity. There are 15 economic species of fishes and 4 rare species in the Red Bo...

Ngày tải lên: 19/06/2014, 10:20

... fruit drop. In ripe fruit, damage is often not fruit drop. In ripe fruit, damage is often not evident until the fruit is cut open. Young fruit evident until the fruit is cut open. Young fruit ... characteristic, sinuous, green larva tunnels a characteristic, sinuous, silvery mine in the leaf, with a raised parchment silvery mine in the leaf, with a raised parchment - - like skin like s...

Ngày tải lên: 22/06/2014, 12:20

... vui. Giọng i u này thường bật lên một cách tự nhiên, gắn liền v i c i nhìn hóm hỉnh, thông minh và không kém phần kh i h i của tác giả. Ở đây tiếng cư i có khi gắn liền v i những miêu tả, nhận ... thể hiện niềm khát vọng vô biên của mình về cuộc sống. ABSTRACT Vu Trong Phung was a writer of genius who had made important contributions to the development of modernizing Vietnames...

Ngày tải lên: 29/06/2014, 18:07

... process of ‘industrialization and modernisation”? To what extent is the City intensively polluting and depleting water resources when it industrialises and urbanizes? How can the City deal with increased ... 5.2 million inhabitants live in urban Districts and 0.9 million people in outlying Districts. Due to the rapid population growth, the density pattern steadily increases up to 2,987...

Ngày tải lên: 22/07/2014, 02:20

... been studied and applied for a few decades. One of the application field is Blind Source Separation (BSS), in which from the mixed signals we would like to recover the original source signal, ... the mixing is unknown. In our work, the mixed images are preprocessed by the Discrete Wavelet Transform (DWT) multiresolution analysis, followed by the ICA estimation using InfoMax and FastICA ....

Ngày tải lên: 22/07/2014, 03:20

... Nowadays, the issue of national identity and its preservation is the concern of many countries in the integration process. In regards to Vietnam, since the implementation of renovation policy, we ... confirmed that integration is for both the development of the country and for preservation of its national identity and step-by-step affirms the position and the potential of the...

Ngày tải lên: 22/07/2014, 13:21