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in order to develop more efficient engines, it is essential to optimize the lubrication circuit of the power train systems. in this paper, during an engine design and development process, a network analysis of the engine lubrication system is described in detail. two elements have been added to the lubrication circuit in the modified engine. these elements are hydraulic lifters and an anti-drai...

abstract recent interest in teaching thinking has lead different researchers to examine different approaches in education to find effective methods and approaches for teaching thinking. through a qualitative case analysis, this study attempted to identify the effects of the infusion model of teaching thinking implemented through a dialogic approach on a phd candidate’s critical thinking skills....

We are highly privileged to write this editorial at such a significant moment for the Medical Journal of the Islamic Republic of Iran (MJIRI) as this journal celebrates its 30- year tradition as an accessible source of scholarly articles on the basic and clinical medical sciences, rigorously edited, and progressive.   The MJIRI was launched by Iran National Center for Scientific Research ...