نتایج جستجو برای: wood and paper industry and construction sectors

تعداد نتایج: 16954935  

Journal: :The Annals of occupational hygiene 2007
Ton Spee Esther van de Rijdt-van Hoof Wouter van Hoof Dook Noy Hans Kromhout

Exposure to wood dust was measured among 26 carpenters at 13 building projects. Sampling days were chosen randomly. Individual tasks, based on technology applied and material used during a working day, were sampled separately. From these task-based measurements, 8 h time-weighted average concentrations were calculated. Sampling was performed in accordance with a protocol that was developed by t...

Journal: :علوم و فنون بسته بندی 0
روح الله نوری مهدی فتح اله محمدرحیم اسفیدانی افشین علیپور پیجانی

the packaging industry by promoting the production capability has an important role in the development of different economic sectors. empowerment of packaging industry increases the competitiveness of other economic sectors. on the other hand, packaging industry has an important role in increasing the national income and employment. these factors cause the governments to pay special attention t...

2010
Charles R. Frihart Christopher G. Hunt

10–1 Adhesive bonding of wood plays an increasing role in the forest products industry and is a key factor for efficiently utilizing our timber resource. The main use of adhesives is in the manufacture of building materials, including plywood, oriented strandboard, particleboard, fiberboard, structural composite lumber, doors, windows and frames, and factory-laminated wood products. Adhesives a...

Electricity plays an important role in the production of various economic sectors.  Power outages can thus impose high costs on these sectors and ultimately on economic growth and development.  The purpose of this study is to estimate the welfare losses resulting from a possible power outage in the productive economic sectors of Iran. This study was conducted in two stages using provincial pane...

2014
Yoong H. Chan Brenda C. T. Lee Jin C. Lee

As Malaysia aims to be a developed country by year 2020; the construction industry has since been identified as a major catalyst for the country to attain the status. It is one of the sectors that contribute to most environmental pollutions. It is, therefore, important for the industry to implement sustainable construction practices to reduce the negative impacts that it has on the environment....

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - پژوهشکده ادبیات 1391

the major purpose of this study was to develop the translation teacher competency test (ttct) and examine its construct and predictive validity. the present study was conducted in two phases: a qualitative phase as well as a quantitative phase. in the first phase of the study, the author attempted to find out the major areas of competency required for an academic translation teacher. the second...

Journal: :تحقیقات مالی 0
غلامرضا کشاورز دانشیار علوم اقتصادی، دانشگاه صنعتی شریف آرش بابایی کارشناس ارشد مهندسی سیستم های اقتصادی اجتماعی

because of its extensive applications in financial analysis, stock market volatility modeling is a significantly important issue for stock market practitioners and academicians. using garch models to formulate the conditional variance heteroskedasticity and the taking advantages of panel data technique such as higher degrees of freedom, more flexibility in the control of the omitted or unobserv...

ژورنال: انرژی ایران 2020

The activities of human civilization have imposed a high burden on the environment since the beginning of history on a global scale. That is why energy producers and consumers need to think deeply about the role that energy plays to achieve sustainable development. In this context, the maintenance of the environment, which cannot be replaced, should be taken into account precisely. Rising energ...

Due to the structure of exchange rate regime in Iran and its dependence on oil revenues in recent decades, it is expected that exchange rate changes can be regarded as a consequence of major changes in oil price. In this regard, the exchange rate increases and decreases can influence the level of employment of firms by affecting the amount of their profitability, and of course, this kind of inf...

2011
Chaminda Pathirage Richard Haigh

The construction industry is perceived as one of the knowledge-based value creating sectors of the economy; however, it faces many challenges, especially in terms of performance, due to its intrinsic nature. Different knowledge-based solutions have been proposed in the past to overcome this problem. However, the process-based solutions, enhancing personalisation strategies and interactions betw...

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