abstract present research considered to examine and compare shahrray 14 years girls and boys narrative concerning with their responsibilities in this research, statistical society are 14 years girls and boys of shahrry . for performing this research. first, 14 years of 50 boys and 50 girls were selected in accidental method and have filled memati hormaled adolescents responsibility questioner...

اجزا بدنه خودرو عموما در معرض بارهای نامتناسب قرار دارند. از آنجا که تخمین عمر اجزا سازه و بدنه خودرو عموما به تغییر وزن و شتاب خودرو و هزینه ساخت و مسائل ایمنی و استحکام و عمر سازه منتهی می گردد، در صنایع طراحی و ساخت خودرو از اهمیت ویژه ای برخوردار است. تئوری های ارائه شده در این زمینه عموما برای اجزاسازه ای تحت بارهای بسیار ابتدایی سینوسی و هندسه اولیه ارائه شده اند، به گونه ای که عمر قطعات ...

Introduction: Pregnancy especially the first pregnancy is a new and anxious situation that led to stress, depression and decrease quality of life. Therefore, present research aimed to determine the effect of cognitive rehabilitation group training on perceived stress, depression and quality of life among primigravid women with pregnancy anxiety. Methods: This study was a quasi-experimental with...

Objectives: The purpose of this study was to investigate the effects of stress, depression and anxiety (mental health) by neuroticism and meaning of life. Method: For this purpose, 150 male and female students (60 male, 90 female) from Tehran University were selected using available sampling method. The questionnaire was a questionnaire for Depression, anxiety, stress (DASS), Eysenck's neuroti...

over the past decades a number of approaches have been applied for forecasting mortality. in 1992, a new method for long-run forecast of the level and age pattern of mortality was published by lee and carter. this method was welcomed by many authors so it was extended through a wider class of generalized, parametric and nonlinear model. this model represents one of the most influential recent d...

the effect of the presence of perforations on he stresses of a plate is a problem which is of great interest in structural design and in the mathemattical theory of elasticity. among the many hole patterns that are likely to require consideration is the ring of equally spaced circular holes. the present worke investigates stress & strain analysis of a thin isotropic circular plate containing a ...

    Background & Aims : The purpose of this study was to compare the effectiveness of stress management training through cognitive behavioral method and relationship skills training with end of life patient for increasing life quality of end of life patients’ family.   Materials & Methods : This quasi-experimental study was conducted by a pretest, post-test, and follow up. The relatives of 30 e...