this study was intended to analyze the listening tapescripts of the elementary and pre-intermediate levels of total english textbooks from the pragmatic dimension of language functions and speech acts in order to see whether the listening tasks are pragmatically informative or not. for this purpose, 8 conversations from the two books were selected randomly, and then, the two pragmatic models of...

E-advertising is defined as a process of introduction of goods and services. It is also recognized as a process of after sales services that create motivation of cus-tomers through internet tool for increasing purchase. The advantages of this ap-proach refer to its low cost and its access among customers. The aim of this study is determination of effectiveness rate of carpet E-advertising throu...

we have two part in this thesis, at first: the interaction of native calf thymus dna (ct-dna) with two anthraquinones including quinizarin (1,4- dihydroxy anthraquinone) and danthron (1,8- dihydroxy anthraquinone) in a mixture of 0.04 m brittone-robinson buffer and 50% of ethanol were studied at physiological ph by uv-vis absorption, florescence, circular dichroism spectroscopic methods, viscos...

many mobile and off-grid devices include electronics and other electrical consumers like servo drives, which need a quite low supply power. since the price for photovoltaic modules drops continuously, photovoltaic power supply is interesting in more and more applications. in solar powered systems, a battery is needed to store energy for the night and cloudy periods. the power electronics of suc...

Today, organizations, with the help of various advertising media, in order to identify and introduce their goods and services and declare their distinction with similar goods, are trying to send influential messages in order to encourage audiences to buy, and on the other hand, people are faced with a variety of advertising by a variety of media channels available at any time and place; this ha...