مقايسه فني و اقتصادي Lattice girder و قاب فولادي SUPERVISOR Saeed Mahdavi سعيد مهدوي (استاد راهنما) STUDENT Mohammad Asgarikia محمد عسگري کيا FACULTY - DEPARTMENT دانشکده معدن DEGREE Bachelor of Science (B.Sc) YEAR 1380 TITLE مقايسه فني و اقتصادي Lattice girder و قاب فولادي