1). Editorial Office of Journal of Central South Uniwversity (Science and Technology), Central South University, 410083, Changsha, China 2). Editorial Office of The Chinese Journal of Nonferrous Metals, Central South University, 410083, Changsha, China 3). Journal Publishing Center of Tsinghua University Press, 100084, Beijing, China 4). Editorial Office of Sintering and Pelletizing, Zhongye Changtian International Engineering Co., Ltd., 410205, Changsha, China