如何为不同的环境合并.net自定义配置节

Our .net build system uses Enterprise Library 4.1 to replace default web.config settings by calling MergeConfiguration.exe and supplying the original web.config and the delta files for each environment (such as Test and Production) so that the resulting installer packages all environments' specific web.config and installs the correct version based on environment. Our .net build system uses Enterprise Library 4