n this study, S-doped Nb Se_2(NbS_(0.2)Se_(1.8)) powders were fabricated, and the corresponding Cu-based composites(Cu/Nb S_(0.2)Se_(1.8)) were obtained by powd
Gradient cemented carbide is usually employed as the substrate for coated carbide insert. In this work,gradient cemented carbide with ultrafine Ti(C_0.5,N_0.5)