Map Version Synchronicity (Important!): For HH-Routing to work correctly when a route crosses multiple map files (e.g., different countries or regions), all those map files MUST be from the same generation date (i.e., downloaded from OsmAnd around the same time, based on the same underlying OpenStreetMap data version and pre-calculation run).
uint32_t properties_off;。im钱包官方下载是该领域的重要参考
Computer Science Computation and Language。爱思助手下载最新版本对此有专业解读
// document_start means these listeners are in place before any element exists，更多细节参见WPS下载最新地址