作者:Li Changning,Dai Yu

Li Changning,Dai Yu简介:

Li Changning,Dai Yu书籍
  • Onthebasisofdifferentstructureofballastlessturnoutforhighspeedrailway,thisbookisdividedintotwoparts:ballastlesstrackconstructioninslabtypeturnoutareaandballastlesstrackconstructioninsleepertypeturnout