A electric resistance furnace, improves the thermal efficiency of the melting process.
A electric resistance furnace, improves the thermal efficiency of the melting process.
这种电阻式熔炉提高了熔化过程中的热效率。
A electric resistance furnace, improves the thermal efficiency of the melting process.
这种电阻式熔炉提高了熔化过程中的热效率。