فهرس المقالات Ship-of-opportunity حرية الوصول المقاله صفحة الملخص نص كامل 1 - Estimation of the Bistatic Echolocation from Underwater Target Using Ship Noise based on Normal-Mode Model Mojgan Mirzaei Hotkani Seyed Alireza Seyedin Jean Bousquet حرية الوصول المقاله صفحة الملخص نص كامل 2 - Design and Implementation a Single-Phase UPS Based on Microcontroller with AVR at Input and Full-Bridge Inverter at Output for Improving Sinusoidal Output Voltage Ahmad Omrani Majid Dehghani Mohamad Reza Yousefi