this study attempts to investigate the effect of peers’ revision in comparison to that of the teacher, and whether peers’ comments and teachers’ comments facilitate students’ revision? if yes, which one is more effective? also attempts have been made to see which aspects of language are more highlighted by peers versus teachers when commenting. besides, it is investigating the student’s attitud...

peace and national security protection and ironic solving of international conflicts become the preliminary foundation of the united nations charter and had been considered as the main responsibilities of the security council, after world war ii and the establishment of united nations organization. therefore, the security council enables to analyze every kind of conflicts and challenges which ...

Maintaining historical houses, as symbolic identity phenomena, is a must and today it seems as if the owners of such houses are the key figures in maintaining them however, passing the laws and regulations for the maintenance of historical houses seem to have limited their ownership rights. Besides limiting factors in property development, there should be encouraging motives so that the mainten...

abstract: about 60% of total premium of insurance industry is pertained?to life policies in the world; while the life insurance total premium in iran is less than 6% of total premium in insurance industry in 2008 (sigma, no 3/2009). among the reasons that discourage the life insurance industry is the problem of adverse selection. adverse selection theory describes a situation where the inf...

Despite numerous studies regarding the development history of Naqsh-e Jahan Square, there are still many questions which have not been accurately answered to date. Some of them include the history of the square, the exact date of initiation and completion of construction of different elements of the square, and the order of their completion. This article tries to answer these questions accurate...

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...

a problem of computer vision applications is to detect regions of interest under dif- ferent imaging conditions. the state-of-the-art maximally stable extremal regions (mser) detects affine covariant regions by applying all possible thresholds on the input image, and through three main steps including: 1) making a component tree of extremal regions’ evolution (enumeration), 2) obtaining region ...

Mashhad is a city with many historical neighborhoods which were once home to some valuable houses. However, change of lifestyle, development plans, migration and economic changes modified a great part of the valuable urban fabric. The introduction and recognition of houses in Mashhad as a historical city is both essential and important aside from the positive or negative effects of these change...

flow in natural river bends is a complex and turbulent phenomenon which affects the scour and sedimentations and causes an irregular bed topography on the bed. for the reason, the flow hydralics and the parameters which affect the flow to be studied and understand. in this study the effect of bed and wall roughness using the software fluent discussed in a sharp 90-degree flume bend with 40.3cm ...