solomon tekeste rapid prototyping & reverse engineering agricultural machinery lecture seed drill planter threshing ethiopia reaper farm machinery mechanization thresher harvester tillage harvesting machines row seeder tillage implements crop harvester farm implement harvesting post processing of am parts coordinate measuring machine (cmm) tools for reverse engineering (hardware & software rapid prototyping techniques design for additive manufacturing (dfam) materials for am processes tools for additive manufacturing ansys reverse engineering
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