创建一个简单的3D机房视图。该程序只显示了一个3D视图，并显示了一个3D立方体物体。3D视图可以通过鼠标的滚轮、拖拽等方式进行缩放、平移等操作。-Create a simple 3D room view. The program only shows a 3D view, and displays a 3D cube objects. 3D view by mouse wheel, drag, etc. zoom, pan, and other operations.

3d机房的开发,3d的demo,用Three.js封装的,(Development of 3D computer room, demo of 3D)

机房平面图demo，展示机柜，机架等有元设备(room grah demo,show rack shelf wait wait)