ICS03.220.20CCSGLACT35中国卫星导航定位协会团体标准T/GLAC21—2025道路运输车辆北斗卫星导航系统定位模块技术要求及测试方法TechnicalrequirementsandmethodsforBDSpositioningmodulesinroadtransportvehicles2025-03-25发布2025-03-25实施中国卫星导航定位协会发布www.bzfxw.comwww.bzfxw.comT/GLAC21—2025I目次前言.................................................................................II1范围...............