physical summary score of quality of life in patients with angina undergoing enhanced external counterpulsation, before and after treatment ziaeirad m [1], motaghi m [2], sadeghi n [3], davari e [4] received: 14 jun , 2012 accepted: 5 sep, 2012 abstractbackground & aims: angina pectoris influences on work abilities, social interactions and daily activities of patients. this study examined the p...

Due to the development of science and technology, the computer has become a useful tool for supporting engineering activities in product design. Many computer aided tools such as CAD/CAM, product data management (PDM), product life cycle assessment (PLA), etc., have been popularly used in industry for reducing product development lead-time and increasing total product quality. However, the nume...

difference in color is a major source of distinction between the lubricants extracted directly from the lubecuts and those manufactured in the reclaim units.the mentioned difference can be regarded as one of the main problesm for these products.in order to imporve the color quality of final product, possible modifications  in the reclamation method have been investigated. th effort has been des...

today the usage of some compounds as indicator, can be checked changes of the food quality without opening the package. the most important indicators are indicates that show the level of product quality and freshness. freshness and temperature - time reagents reflect on extension of the product quality. indicators show the quality of the product, by physical and chemical changes which will be l...

Today there are many techniques for web service compositions. Evaluation of quality parameters has great impact on evaluation of final product. BPEL is one of those techniques that several researches have been done on its evaluation. However, there are few researches on evaluation of QoS in eflow. This research tries to evaluate performance and reliability of eflow and BPEL through mapping them...

This paper examines three channel policies that are used in declining price environments: Price protection (P) is a mechanism under which the manufacturer pays the retailer a credit applying to the retailer’s unsold inventory when the wholesale price drops during the life cycle; midlife returns (M) allow the retailer to return units partway through the life cycle at some rebate; and end-of-life...