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Although in situ denitrification has been well documented in landfills, few studies have paid attention on the denitrifier in landfills who dominates this process. In this study, a strain P-1-5 was isolated from landfill by Pseudomonas selecting medium and identified as Pseudomonas stutzeri by 16S rRNA...

As the focus in the layout of self-made content on the Internet, network variety shows are different from traditional TV variety shows in the aspects of production logic and application scenarios, which makes them burst out more possibilities in content production, marketing and promotion. Compared with...

The 3/2 unidirectional glass fiber metal laminates were developed using LY12-M aluminum alloy and HS2 high strength glass fiber prepreg by the hot pressing and curing progress. The fatigue crack propagation tests of LY12-M aluminum alloy plates and unidirectional glass fiber reinforced aluminum laminates...

The prefabricated concrete walls are used to cover on both sides of steel shear wall to avoid the buckling of steel plates, which leads to the composite steel shear wall system. In order to carry out the nonlinear FEM analysis on the composite steel shear wall, the procedure of establishing the FEM model...

Annealed SAE 52100 steel samples with different spheroidized microstructures were austempered to produce a bainitic+martensitic duplex microstructure. The effects of the spheroidized microstructure on bainite ferrite (BF) nucleation during austempering were discussed. Results show that the proportion...

Yuan blue & white as the representative of Chinese porcelain, it is full of modeling design, dense decorative patterns, rigorous and orderly decoration layout, reflecting the perfect degree of Yuan porcelain craft from the production, decoration, painting to firing, won the favour of the world. Yuan...

At present, there are some problems in the process of carrying out the work-study program in colleges and universities, such as unbalanced post planning and design, insufficient training and education, and lack of assessment and evaluation, which seriously affect the work effect of work-study program....

The hometown connection is one of the crucial relationships in China’s relational society. Using the data of A-share listed companies, we examine how hometown connections between corporate executives and local government officials affect corporate cash holdings from the perspective of financial engineering....

Circulating fluidized bed boiler(CFBB) is a distributed parameter, nonlinear, time-varying and multivariate coupling system. Considering these, the core identity of Rough Set and the theory of self-organizing neural fuzzy inference system is applied to the control system of CFBB. The system is carried...

This article discusses various approaches to the study of the money market in Russia. The material of discussions about the creation and use of digital currency is analyzed. Statistical data on the dynamics of the main monetary indicators of the Russian economy are presented: M0, M1, M2, the monetary...

The extent to which young people are exposed to online violence is increasing with the growth of social media. Our paper goal is to research the universality and severity of cyberbullying among Chinese teenagers then propose possible solutions. Based on previous studies, this paper can help to better...

With the constant progress of social economy, the relationship between science, technology and commodity is increasingly close. The transformation cycle of scientific and technological achievements into real productive forces has been shortened, and the innovation of science and technology has become...

In the new era, the Party and the state propose higher requirements on party building and being "qualified Party members" of college. It will have significant value and meaning to objectively analyze the challenges currently faced by being "qualified Party members" in colleges and discuss as well as...

PbTiNb2O8 is a new piezoelectric ceramic that satisfy applications of energy harvesters. Complex structure change and dipole relaxation of Pb-site doping PbTiNb2O8 piezoelectric ceramics were investigated. The synchrotron radiation study results show that with 5mol% divalent cation substitution to Pb-site...

In recent yeas, the intelligence-competing programs have been developing vigorously, which not only rose the whole level of Chinese entertainment programs but broadened the horizon of the audience. The essay will take the program Who's Still Standing which is launched by Jiangsu TV as an example and...

With changes in user requirements and changes in the software operating environment, the software system needs to evolve to accommodate this new need and change. Facing aspects of the underlying software in the structure of the information changes, will lead to unexpected connection points lost. The...

The effects of nitrogen (N) and potassium (K) fertilizers on fruit qualities of blueberry 'Legacy' were studied. A field experiment was conducted using randomized block design. The results showed that the fruit weight and total soluble solids content of blueberry were significantly increased by fertilizations....

China is approaching the center of the world stage with unprecedented confidence, In terms of educational impact, China has now become the first destination in Asia. The education and management of international student in China has been paid more and more attention by the state and colleges.in view...

Based on the acquisition of a distance education website user access behavior data, the paper analyzed two diversion indicators, PV and UV, and several sticky indicators that reflect video on demand and live streaming browsing. By the data analysis, the paper found the change regulation of the PV, the...

Massive open online courses (MOOCs) have rapidly developed in instructional reform in higher education, even though, compared with some developed nations, studies on open education started later in China. The findings of the related research may contribute to Chinese instructional reform in higher education....

The increase in mobile payments is so rapid that it can change the payment culture in cash transactions into electronic money. Speed and convenience in transactions, expected performance and effort expected from mobile payments, conditions of mobile payment facilities, and the surrounding environment...

Fully utilizing the online evaluation data of e-commerce platforms to achieve customer-oriented fresh logistics service attribute research and platform evaluation has certain practical significance. Based on online evaluation, picture fuzzy ordinal priority approach is proposed to study the logistics...

The concept of duration was proposed by Frederick Macaulay in 1938 and has become a popular tool for measuring financial instruments nowadays. This paper not only provides investors with a detailed introduction to Macaulay Duration and affirms its role but also reminds investors of Macaulay duration’s...

Hyperspectral imagery unmixing model based on sparse regression uses the existing endmembers’ library as priori information. Usually, the existing endmembers’ library contains almost all kinds of ground objects. Even though sparse regression-based imagery unmixing method added sparse constraint to the...

Many quantum communication protocols involve multiple participants. With participants increasing, selecting designated legal participants in a nice way becomes more and more significant. In this paper, we develop a quantum route selection approach to the design of participant selection. Graph state is...

It is meaningless to compare global land surface water area of two periods directly considering that TM images are mono-temporal and water products interpreted only reflect water distribution at some certain moment. Due to the large inter-annual and seasonal variation of water, there exist dry season,...

A biogenic synthesis of silver nanoparticles (AgNPs) was achieved using pomegranate peel polyphenols in this article. The formation of AgNPs was confirmed by UV-vis spectrum and TEM image. The biogenic AgNPs showed Surface Plasmon Resonance (SPR) peak at 433nm as shown from the UV-vis absorption spectrum....

In view of the disequilibrium problem of city agglomeration transport supply and demand, structure non-equilibrium model of transport supply and demand was put forward considering the mutual feed mechanism of transport supply and demand structure. Firstly, based on a clear definition of scope to city...

This study aims to determine the meaning of Beneficiary Families (BF) Conditional Cash Transfers (CCT) choosing Independent Graduation. The subjects of this study were independent-graduation BF from the CCT program in 2019–2021 who came from underdeveloped areas in the Pagar Dewa sub-district. Independent...

As the development of social economy and information technology, electronic cash has appeared on the social stage. E-cash is not only a new kind of electronic currency, but also an innovative and modem payment device. E-cash payment systems are the heart of electronic commerce. How to achieve safe electronic...

Peer-to-peer (P2P) streaming over Internet needs to consider the dynamic bandwidth fluctuations and various client device capabilities. To maximize the network utilization and to achieve stable P2P streaming, we propose a novel multi-layered P2P streaming system in which the scalable video bit-stream...

We propose an advanced authenticated encryption with associated data (AEAD) scheme called FCM (compression Function/Counter Mode) based on a compression function required to be a pseudorandom function (PRF) against related key attacks. FCM adopts the stream cipher generated by parallel compression function...

Fans of the Cultivation Department donate to public disasters in the name of stars through the Internet platform. The large amount of fundraising and the strong ability to act have aroused widespread concern in the society. This paper studies the mechanism behind such public welfare behaviors of fans,...

Learning styles and personality are essential ingredients in deciding people’s learning efficiency. This research explored the relationship between personality and dominant learning style, aiming at offering guidance for teenagers and teachers to adopt the learning style and corresponding pedagogy with...

The development and widespread use of real-time constrained multi-media application in MANET has resulted in the need to optimize or update current routing mechanisms. This paper proposed a QoS routing mechanism for multi-media transmission under real-time constraint in MANET, named ad-hoc on-demand...

Multi-task optimization algorithm is an emergent paradigm which solves multiple self-contained tasks simultaneously. It is thought that multi-factorial evolutionary algorithm (MFEA) can be seen as a novel multi-population algorithm, wherein each population is represented independently and evolved for...

Application of biochar(BC)and biochar-based ameliorant (BCA) to agricultural soilhasbeen proved to exert bene cialeffects onsoilfertility and crop yield.However,little information is available about theirinfluencesonfruit quality. WeinvestigatedtheeffectofBC or BCAon Watermelon(Citrulluslanatus)growth...

With the increasing requirements to protect intellectual property, more and more attention is paid to the research of patent strategy. Intellectual property-oriented patent search is different from normal literature retrieval as its with professional field characteristics and diversified information...

With the rapid development of financial media, audiences have higher requirements on the timeliness, authenticity, and presence of news, which makes the live report of on-camera correspondent and reporter a crucial part of television news report. The on-camera correspondent realizes the value and significance...

Corporate valuation is a crucial aspect in decision-making for many investment institutions and has received widespread attention. Previous valuation models have focused on the impact of cash flow, stock price, and price-to-earnings ratio on corporate valuation, which overlooks the influence of financing...

The front-wheel alignment parameters of vehicle are generally decided based on some dynamic performances of suspension system or some empirical equations, however these approaches have some shortage to obtain an excellent overall vehicle performance. A design approach of front-wheel alignment parameters...

The plan and usage of a smart power management system for household and buildings that control numerous electrical appliances in real time have been reported in this work. The system is based on using artificial intelligence with low-cost single board computer in order to design a smart power management...

This paper selected seven factors which affect the housing price from macro economic environment, market demand, and living stands of people, and then analyzed the influence of key factors on the price. Based on gray correlation analysis model, the case study is employed in Dalian, and the the importance...

Yanchang group of southeastern Ordos basin are tight oil accumulation conditions of the research degree is low, the tight oil exploration has not obtained the big breakthrough. To evaluate tight oil exploration prospect of southeastern basin Yanchang group, through to the sedimentary, reservoir, cap...

The metrological confirmation of measurement equipment was discussed in this paper. The relationship between the accuracy of measurement equipment and the data issued was analyzed. The important significance for the metrological confirmation of measurement equipment in the measurement and control system...

A high linearity up-conversion mixer operating at 700~900MHz with 1V supply using 0.18 m CMOS technology is proposed in this paper. This up-conversion mixer is composed with two double-balanced mixers and is based on the Gilbert mixer. The quadrature differential signals are put to the mixer, and the...

“The purpose of the study is to observe verifiable evidence about the effects of Enterprise Risk Management, Dividend Payout Ratio, and Free Cash Flow on the Stock Price of manufacturing companies in the consumer goods sector listed in the Indonesia Stock Exchange for the 2017-2019 period.” The independent...

Information technology plays an irreplaceable role in the development of education. To a great extent, the advent of the computer-assisted language learning model subverts the traditional classroom mode characterized by “teaching by teachers while listening by students”, thereby effectively improving...

With the rapid development of artificial intelligence technology, large models are increasingly widely applied in all walks of life. As an important component of the country’s key infrastructure, power grid enterprises are confronted with multiple challenges such as improving operational efficiency and...

Based on the achievements in construction of modern water conservancy project construction in Guizhou pilot area, the construction points and innovation, the purpose and significance of water conservancy construction, reform, effect are discussed, providing direction for the new agricultural water conservancy...