美国国家设计资源库

这是最权威的数据库，用于做CAD建模#VRMLV2.0utf8WorldInfo{info["ThisfilewascreatedbytheGICLSat2Vrmlprogram","http://gicl.mcs.drexel.edu/","DrexelUniversity","ReleasedundertheGNUGPL","Copyright(C)2001DanielLapadat"]title"GICLSat2Vrml"}Viewpoint{fieldOfView0.785398