20CrMnTi造句怎麼寫

Study on the repairing processing of the excessive carbide of 20CrMnTi gears

Method for reducing black structure in 20CrMnTi steel after carburizing and quenching

Effects of intensive quenching on microstructure and mechanical properties of 20CrMnTi steel

Ostwald Ripening of Ti(C,N) in 20CrMnTi Gear Steels

Study of the Obdurability of 20CrMnTi Cutting Picks Treated by Lye Quenching after Hard Soldering