Khampani e entse t?ebelisano e kholo ea botsebi le botekgeniki le Chengdu University of Information Science and Technology le National Key Laboratory of Traction Power ea Southwest Jiaotong University Boemo ba lipatlisiso tsa mahlale le bokhoni ba ho etsa lipatlisiso le nts'etsopele li 'nile tsa kopanngoa le ho ntlafatsoa Ka nako e ts'oanang, k'hamphani e 'nile ea kopanngoa le ho ntlafatsoa ka mokhoa o tsoelang pele lilemong tsa morao tjena Ho hlahisoa ha litsebi tse ngata tse hlaheletseng indastering ho fana ka t?ehetso e matla bakeng sa bokhoni ba tsamaiso le lit?ebeletso tsa k'hamphani.