本例vrml代码需要专门的vrml浏览器浏览，本例代码是一般酒店，公司等场所的感应门，在建大型三维场景时可以直接链接此例插入场景，非常实用-Vrml code in this case requires specialized vrml browser to browse this case, the code is the the general hotel companies and other establishments induction door, in the constructi