OGC标准，地理信息数据共享；OWS描述了Web服务通用的一些接口规范，包括请求和响应的内容、请求的参数和编码等。目前，OWS包括WFS、WMS、WCS。-OGC standards, geographic information data sharing　the OWS describe Web services common interface specification, including the contents of the request and response, the request parameters and coding. At present, OWS, including WFS, WMS, WCS.