说明:在 OCC 的官网 http://www.opencascade.org/getocc/download/loadocc/上下载
OpenCASCADE651.zip,大约 67M。Open CASCADE Technology 6.5.1 can be
installed with binaries pre-compiled by Visual C++ 8.0 using the Installation
Procedure under Windows platform only. <brookindut> 上传 | 大小:50kb