[Retracted] Reforming the Teaching of Engineering Cost Budgeting Majors by Integrating VR and BIM Technology under the Internet of Things

<div>Survey of course understanding ability (a) Comparison of spatial imagination ability; (b) Comparison of drawing recognition ability.</div>

Security and Communication Networks

Figure 11: [Retracted] Reforming the Teaching of Engineering Cost Budgeting Majors by Integrating VR and BIM Technology under the Internet of Things 