Digital circuits and embedded microcontroller systems are at the heart of twenty-first century life. Today, courses teaching of these systems are essential for engineering and technology students. In order to enhance students’ distance learning experience and improve their hands-on working skills, ceiling mounted robots need to be used. The ceiling robot, controlled by students at remote locati...

today, environmental crises that human beings are faced with such as global warming, destruction of natural habitats, decrease of natural resources, increase of different sorts of pollution, growth of population and some other cases which influence human life are not deniable. although human has tried to reduce these crises, it takes a long time to eradicate them. so, we have to become familiar...

objective: this study designed to achieve 3 objectives: first, to evaluate different forms of child abuse among junior high school male students in tehran, iran second, to study quality of life and general health levels of abusive parents and third, to demonstrate demographic characteristics of abusers. methods: through a multistage cluster sampling a total of 1443 students were selected from 7...