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Effects of coagulant dosage and solution pH on the coagulation behaviors using three different Al-based coagulants were studied in terms of dissolved organic carbon (DOC) removal efficiency and residual Al. The coagulants used in this study were aluminum chloride (AlCl 3 ), Al 13 O 4 (OH) 247+ polymer (Al 13 ) and (AlO 4 ) 2 Al 28 ...
ERP project post evaluation EAIU (Evaluate Analyze Improve Upgrade) cycling model were demonstrated in this thesis. ERP project success degree evaluation system was designed. The result of ERP project success degree evaluation could be obtained through Delphi weight establishment method and comprehensive multi-level fuzzy evaluation. Second, data Envelopment Analysis was used to analyze ERP post evaluation...
Economy globalization and the development of information technology have intensified competition among modern companies, while customer relationship has became an important resource for building up core competence. Customer Relationship Management(CRM), as a new idea, technology and strategy, provides an all-around guidance and support for business to build, keep and manage customer relationship....
Teaching based on network resource is the powerful supplement of traditional education model. The design and development of the network teaching resources which have high quality, sharing is also the important support condition of the network teaching. According to the network teaching resources' characteristic or the related elements, designing the network teaching resources' basic procedural model...
With the wide range of community needs, the rapid development of information technology and the rapid extension of the Internet, modern distance education has been more and more widely used. However, the current prevalence distance education system has series of drawbacks such as poor intelligence, lacking interactive tools, the loose knowledge structure, not high degree of resource sharing. According...
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