Km 9, 3/2 Street
Tich Luong District
Thai Nguyen, Thai Nguyen
Vietnam
Thai Nguyen University of Technology, Thai Nguyen city, Vietnam
WEDM, wire-cut EDM, cutting speed, factorial design, tool steel machining
WEDM, cutting speed, factorial design, tool steel machining
cost optimization, optimization design, gear ratios, optimal gear ratios, helical gearbox
bearing cost, gearbox cost, screen experiment, two-stage worm gearbox