Liu L, Sun X, Song K- il. Analysis on the Man-Machine-Environment Collaborative Teaching Method for Mining Engineering Major. Int. J. Emerg. Technol. Learn. [Internet]. 2016 Oct. 27 [cited 2024 Jul. 3];11(10):pp. 42-46. Available from: https://online-journals.org/index.php/i-jet/article/view/6269