List of Articles Open Access Article Abstract Page Full-Text 1 - Study of Composite Pressure Vessel CNG with Nonmetal Liner Under Low Velocity Impact Abbas Vafaeisefat Mohammad Tafazoli Harandi Open Access Article Abstract Page Full-Text 2 - Machining Parameters Optimization of Self – Rotating Turing Tools Via Taguchi Method Hosein Esmaeili Ahmad Afsari Payam Saraeiyan Open Access Article Abstract Page Full-Text 3 - Airplane Design Process in the Base of Roskam Method and Application on Design of an Unmanned Air Vehicle MeharanAli Azizi Hessam Salehipour Sima Farazi Open Access Article Abstract Page Full-Text 4 - Study on Effective Parameters on Machining Power and Presenting the Predictive Models in Machining of EN-AC 48000 Aluminum Alloy Hamid Zarepour Hessam ShahAli Esmaeil Soltani Open Access Article Abstract Page Full-Text 5 - Numerical Investigation of Heat Transfer in Circular Perforated Plates Exposed to Parallel Flow and Suction Mohamad Moghimian Behnam Rahmanian MohamadReza Safaei Marjan Goudarzi Open Access Article Abstract Page Full-Text 6 - Using Adaptive Meshing for Solving the Transonic Flow around Airfoils Sayed AmirAbbas Oloumi Mehran Ameri Open Access Article Abstract Page Full-Text 7 - Numerical Study of Increasing Error Order in Finite Difference Method Used for Analyzing the Rectangular Isotropic Plate's Vibration Behavior MohamadHosein Kargarnovin Kasara Karbaschi Hasan Hasanzadeh Open Access Article Abstract Page Full-Text 8 - Analysis of Liquid - Fuel Vortex Esmaeil Esfandiary Mehran Moradi Bouzar Ghasemi