Affiliation: | 1. The State Key Laboratory for Manufacturing System Engineering,System Engineering Institute, Xi'an Jiaotong University,Xi'an Shaanxi 710049,China;Xi'an Institute of Electromechanical Information Technology,Xi'an Shaanxi 710065,China 2. The State Key Laboratory for Manufacturing System Engineering,System Engineering Institute, Xi'an Jiaotong University,Xi'an Shaanxi 710049,China 3. Xi'an Institute of Electromechanical Information Technology,Xi'an Shaanxi 710065,China 4. School of Automation,Northwestern polytechnical University,Xi'an Shaanxi 710072,China |