فهرست مقالات sajjad pakzad مقاله 1 - Vibration Analysis of 2-PR(Pa)U- 2-PR(Pa)R New Parallel Mechanism Mehran Mahboubkhah Sajjad Pakzad Morteza Homayoun Sadeghi Mir Mohammad Ettefagh International Journal of Advanced Design and Manufacturing Technology , شماره 43 , سال 11 , بهار 2024 مقاله 2 - Workspace Analysis of 2-PR(Pa)U- 2-PR(Pa)R New Parallel Mechanism Mehran Mahboubkhah Sajjad Pakzad International Journal of Advanced Design and Manufacturing Technology , شماره 5 , سال 10 , پاییز 2017