Objective: One of the long-term goals and strategies of the country for development in the 20-year vision plan is the development of the knowledge-based economy, so that with pursuing this strategy, Iran could become a knowledge-based economy by 1404. The purpose of this research is to explain the economic status of Iran among regional competitors based on the components of knowledge-based econ...

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The purpose of this paper is using the concepts of value engineering (VE) in evaluating the improvement caused by preventive maintenance (PM) systems in construction project. A real case is used to show how we can implement the proposed method. VE is the systematic application of recognized techniques by multi-disciplined teams that identifies the function of a product or service, establishes a...

weakness of research & development strategy for technology transfer management in product design activities is one of the most difficulties for local companies in iran. therefore, this paper trying to present a method to indicting research & development strategy for identifying fit technology with requirements of customer and provide a solution for acquisition of needs technologies of companies...

the economic growth and development programs in iran call for particular attention for environmental quality control and protection through designing proper sewage treatment and disposal. to design such system, &apos;the frequency analysis of rainfall is required for the estimation of quantities of flows. there are few places in iran, with adequate rainfall data to permit frequency analysis, an...

Present study has been done with the aim of reviewing effects of eight-year war between Iran and Iraq on the first program of economic and social development in Islamic Republic of Iran. Theoretical framework of this study is functionalist perspective in order to identify positive and negative functions of this war for the first development program after Islamic revolution that has been done wi...

introduction zinc is a vital micronutrient in humans and its deficiency in children can thwart their growth and development, compromise their immunity and cognitive function. however, there is a paucity of studies about the effect of zinc supplementation on cognitive functions. this study is an attempt to quantify the impact of zinc supplementation on cognitive performance of schoolchildren. ma...