Seawater flue gas desulfurization (Seawater FGD) process has a number of advantages, but the study on mechanism of seawater FGD is little. The effects of absorbing efficiency of SO 2 by the constant component and par...Seawater flue gas desulfurization (Seawater FGD) process has a number of advantages, but the study on mechanism of seawater FGD is little. The effects of absorbing efficiency of SO 2 by the constant component and part of trace transition elements in seawater are studied by the experiment. The results indicate that the effect factors of absorption of SO 2 by seawater are alkaline, ion intensity, catalysis of Cl - and transition metal ions Fe 2+ , Mn 2+ . The degree of effect is alkaline > the catalysis of Cl -, Fe 2+ and Mn 2+ >ion intensity. The mechanisms of catalysis oxidation for S(IV) by Cl -, Fe 2+ and Mn 2+ are discussed. According to the results, some measures can be used to improve the capability of desulfurization.展开更多
In the presence of inhibitors, the macroscopical oxidation kinetics of calcium sulfite, the main byproduct in wet limestone scrubbing, was studied for the first time by adding different inhibitors and varying pH, conc...In the presence of inhibitors, the macroscopical oxidation kinetics of calcium sulfite, the main byproduct in wet limestone scrubbing, was studied for the first time by adding different inhibitors and varying pH, concentration of calcium sulfite, oxygen partial pressure, concentration of inhibitors and temperature. The mathematical model about the general oxidation reaction was established, which was controlled by three steps involving dissolution of calcium sulfite, mass transfer of oxygen and chemical reaction in the solution. It was concluded that the general reaction was controlled by mass transfer of oxygen under uncatalyzed conditions, while it was controlled by dissolution of calcium sulfite after adding three kinds of inhibitors. Thus, the theory was provided for investigating the mechanism and oxidation kinetics of sulfite. The beneficial references were also supplied for design of oxidation technics in the wet limestone scrubbing.展开更多
With the aging of the population, the medical needs of the elderly have become the focus of social attention. We will explore the effect of elderly friendly management in the optimization of hospital outpatient servic...With the aging of the population, the medical needs of the elderly have become the focus of social attention. We will explore the effect of elderly friendly management in the optimization of hospital outpatient service process, provide safer, effective, comfortable and economic diagnosis and treatment services for the elderly, improve outpatient service, and improve patients' medical experience. The hospital carries out the establishment of elderly friendly hospital from four aspects of elderly friendly culture, friendly management, friendly service and friendly environment. Based on the management of geriatric friendly hospital, the outpatient service process has achieved good improvement results. Resource allocation has been continuously optimized and patient satisfaction has been improved. Finally, a set of geriatric friendly outpatient service optimization process suitable for hospital promotion and reference is finally derived.展开更多
In the context of agriculture, rural areas, farmers and rural revitalization strategy, the financial service model and commercial loan mechanism of rural commercial banks can provide a platform for the economic develo...In the context of agriculture, rural areas, farmers and rural revitalization strategy, the financial service model and commercial loan mechanism of rural commercial banks can provide a platform for the economic development of agriculture and other industries, and can also indirectly reflect the urgency of economic development in rural areas. However, in the process of supporting the rural revitalization strategy and serving the work of agriculture, rural areas and farmers, the rural commercial bank often encounters many difficulties and obstacles, which need to be solved by relevant departments urgently. This paper will focus on exploring the dilemma and countermeasures of rural commercial bank to support rural revitalization.展开更多
Protein-protein interaction is a physical interaction of two proteins in living cells. In budding yeast Saccharomyces cerevisiae, large-scale protein-protein interaction data have been obtained through high-throughput...Protein-protein interaction is a physical interaction of two proteins in living cells. In budding yeast Saccharomyces cerevisiae, large-scale protein-protein interaction data have been obtained through high-throughput yeast two-hybrid systems (Y2H) and protein complex purification techniques based on mass-spectrometry. Here, we collect 11855 interactions between total 2617 proteins. Through seriate genome-wide mRNA expression data, similarity between two genes could be measured. Protein complex data can also be obtained publicly and can be translated to pair relationship that any two proteins can only exist in the same complex or not. Analysis of protein complex data, protein-protein interaction data and mRNA expression data can elucidate correlations between them. The results show that proteins that have interactions or similar expression patterns have a higher possibility to be in the same protein complex than randomized selected proteins, and proteins which have interactions and similar expression patterns are even more possible to exist in the same protein complex. The work indicates that comprehensive integration and analysis of public large-scale bioinformatical data, such as protein complex data, protein-protein interaction data and mRNA expression data, may help to uncover their relationships and common biological information underlying these data. The strategies described here may help to integrate and analyze other functional genomic and proteomic data, such as gene expression profiling, protein-localization mapping and large-scale phenotypic data, both in yeast and in other organisms.展开更多
The 5′/3′ UTRs of mRNA are crucial in translational regulation, and several serious diseases are believed tobe associated with abnormal splicing of these parts of the mRNA sequence. In this work a novel method which...The 5′/3′ UTRs of mRNA are crucial in translational regulation, and several serious diseases are believed tobe associated with abnormal splicing of these parts of the mRNA sequence. In this work a novel method which usessequence alignment database searching for detecting chimeric 5′/3′ UTRs with cross-chromosomal splicing is reported.Eight highly credible instances of cross-chromosomal splicing have been found using this method, representing additional confirmation of the existence of cross-chromosomal splicing events provided by bioinformatics tools. Since noconserved motif has been found in any of the eight instances,and at the same time current prediction algorithms produceonly trivial secondary structures at the "splicing sites", it isnot possible to identify any specific signal leading to the splicing.展开更多
In this note, we show that the area integral of positive harmonic functions on a constant negative curvature space form is almost everywhere finite with respect to a harmonic measure on S(∞).
文摘Seawater flue gas desulfurization (Seawater FGD) process has a number of advantages, but the study on mechanism of seawater FGD is little. The effects of absorbing efficiency of SO 2 by the constant component and part of trace transition elements in seawater are studied by the experiment. The results indicate that the effect factors of absorption of SO 2 by seawater are alkaline, ion intensity, catalysis of Cl - and transition metal ions Fe 2+ , Mn 2+ . The degree of effect is alkaline > the catalysis of Cl -, Fe 2+ and Mn 2+ >ion intensity. The mechanisms of catalysis oxidation for S(IV) by Cl -, Fe 2+ and Mn 2+ are discussed. According to the results, some measures can be used to improve the capability of desulfurization.
基金The National Basic Research Program(973) of China(No. JK00020)
文摘In the presence of inhibitors, the macroscopical oxidation kinetics of calcium sulfite, the main byproduct in wet limestone scrubbing, was studied for the first time by adding different inhibitors and varying pH, concentration of calcium sulfite, oxygen partial pressure, concentration of inhibitors and temperature. The mathematical model about the general oxidation reaction was established, which was controlled by three steps involving dissolution of calcium sulfite, mass transfer of oxygen and chemical reaction in the solution. It was concluded that the general reaction was controlled by mass transfer of oxygen under uncatalyzed conditions, while it was controlled by dissolution of calcium sulfite after adding three kinds of inhibitors. Thus, the theory was provided for investigating the mechanism and oxidation kinetics of sulfite. The beneficial references were also supplied for design of oxidation technics in the wet limestone scrubbing.
文摘With the aging of the population, the medical needs of the elderly have become the focus of social attention. We will explore the effect of elderly friendly management in the optimization of hospital outpatient service process, provide safer, effective, comfortable and economic diagnosis and treatment services for the elderly, improve outpatient service, and improve patients' medical experience. The hospital carries out the establishment of elderly friendly hospital from four aspects of elderly friendly culture, friendly management, friendly service and friendly environment. Based on the management of geriatric friendly hospital, the outpatient service process has achieved good improvement results. Resource allocation has been continuously optimized and patient satisfaction has been improved. Finally, a set of geriatric friendly outpatient service optimization process suitable for hospital promotion and reference is finally derived.
文摘In the context of agriculture, rural areas, farmers and rural revitalization strategy, the financial service model and commercial loan mechanism of rural commercial banks can provide a platform for the economic development of agriculture and other industries, and can also indirectly reflect the urgency of economic development in rural areas. However, in the process of supporting the rural revitalization strategy and serving the work of agriculture, rural areas and farmers, the rural commercial bank often encounters many difficulties and obstacles, which need to be solved by relevant departments urgently. This paper will focus on exploring the dilemma and countermeasures of rural commercial bank to support rural revitalization.
基金supported by the National High Technology Development Program of China(Grant No.2002AA231031)the"973"Program in Biology(Grant No.2002CB713805)+2 种基金the National Knowledge Innovation Program of the Chinese Academy of Sciences(Grant No.KSCX2-2-07)Beijing Science and Technology Commission(Grants Nos.H010210010113 and H020220030130)the Bioinformatics Program of Institute of Computing Technology of the Chinese Academy of Sciences(Grant No.20016200C)
文摘Protein-protein interaction is a physical interaction of two proteins in living cells. In budding yeast Saccharomyces cerevisiae, large-scale protein-protein interaction data have been obtained through high-throughput yeast two-hybrid systems (Y2H) and protein complex purification techniques based on mass-spectrometry. Here, we collect 11855 interactions between total 2617 proteins. Through seriate genome-wide mRNA expression data, similarity between two genes could be measured. Protein complex data can also be obtained publicly and can be translated to pair relationship that any two proteins can only exist in the same complex or not. Analysis of protein complex data, protein-protein interaction data and mRNA expression data can elucidate correlations between them. The results show that proteins that have interactions or similar expression patterns have a higher possibility to be in the same protein complex than randomized selected proteins, and proteins which have interactions and similar expression patterns are even more possible to exist in the same protein complex. The work indicates that comprehensive integration and analysis of public large-scale bioinformatical data, such as protein complex data, protein-protein interaction data and mRNA expression data, may help to uncover their relationships and common biological information underlying these data. The strategies described here may help to integrate and analyze other functional genomic and proteomic data, such as gene expression profiling, protein-localization mapping and large-scale phenotypic data, both in yeast and in other organisms.
文摘The 5′/3′ UTRs of mRNA are crucial in translational regulation, and several serious diseases are believed tobe associated with abnormal splicing of these parts of the mRNA sequence. In this work a novel method which usessequence alignment database searching for detecting chimeric 5′/3′ UTRs with cross-chromosomal splicing is reported.Eight highly credible instances of cross-chromosomal splicing have been found using this method, representing additional confirmation of the existence of cross-chromosomal splicing events provided by bioinformatics tools. Since noconserved motif has been found in any of the eight instances,and at the same time current prediction algorithms produceonly trivial secondary structures at the "splicing sites", it isnot possible to identify any specific signal leading to the splicing.
文摘In this note, we show that the area integral of positive harmonic functions on a constant negative curvature space form is almost everywhere finite with respect to a harmonic measure on S(∞).
