Journal of Hebei University of Water Resources and Electric Engineering ›› 2020, Vol. 30 ›› Issue (1): 59-62.DOI: 10.16046/j.cnki.issn2096-5680.2020.01.011
• Management Science Research • Previous Articles Next Articles
LI Chen1,HAN Xue2
李 晨1,韩 雪2