Nrog rau xyoo ntawm kev paub nyob rau hauv kev tsim tag cov ntawv siv digital doppler kev siv , nrho nrho DOPPLER . cov xim puv daws , yog tias koj xav tau peb cov ntawv thov cov xim online tag PIB DOCPLER DACKOSTIC SYSTEM . Ntxiv rau cov khoom lag luam hauv qab no, koj tuaj yeem hloov kho koj tus kheej tshwj xeeb cov xim digital doppler kuaj mob raws li koj cov kev xav tau tshwj xeeb.