作者机构:[1]State Key Laboratory of Solidification Processing, Northwestern Polytechnical University, Xi'an 710072 China, [2]College of Mechanical & Electronic Engineering, Xi'an Polytechnic University, Xi'an 710048, China, [3]School of Technical Physics, Xidian University, Xi'an 710071, China
相关基金:Acknowledgements This work was supported by the National Natural Science Foundation of China under grant No. 50572090 and the fund of the Slate Key Laboratory of Solidification Processing in NWPU, No. KP200901.