of;
Electronics;
and;
Information,;
Northwestern;
Polytechnical;
University,;
Xi'an;
710072,;
China;
of;
Automation,;
Northwestern;
Polytechnical;
University,;
Xi'an;
710072,;
China;
Key;
Laboratory;
of;
Solidification;
Processing,;
Northwestern;
Polytechnical;
University,;
Xi'an;
710072,;
China;