3Boas Y. Overview of virtual reality technologies[C].//Inter- active Multimedia Conference, 2013 4.
4Ahlberg G, Enochsson L, Gallagher A G, et al. Proficien- cy-based virtual reality training significantly reduces the error rate for residents during their first 10 laparoscopic cholecystectomies [J]. American Journal of Surgery, 2007, 193 ( 6 ) :797-804 5.
5Zyda M. From visual simulation to virtual reality to games[J]. Computer, 2005, 38 ( 9 ) : 25-32 6.
6Dede C, Salzman M C, Loftin R B. ScienceSpace: Virtual realities for learning complex and abstract scientific concepts[C].// Virtual Reality Annual International Symposium, Proceedings of the IEEE, 1996 : 246-252, 271 7.
7Moshell M. Three views of virtual reality: virtual environ- ments in the US mihtary[J]. Computer, 1993, 26 ( 2 ) : 81-82 8.
8Ye J, Badiyani S, Raja V, et al. Applications of virtual real- ity in product design evaluation[M]. Human-Computer Interaction. HCI Applications and Services. Springer Berlin Heidelberg, 2007.
9Yi Xiao D. Experiencing the library in a panorama virtual reality environment[J]. Library Hi Tech, 2000, 18 ( 2 ) : 177-184.
10Prensky M. Digital natives, digital immigrants part l[J]. On the horizon, 2001, 9 ( 5 ) : 1-6.
