数据库程序设计的高速公路收费系统，运用SQL和VS开发。-Database program designed for highway toll collection system, using SQL and VS development.

高速公路电子收费系统 OBE－RSE交易流程规范 -Highway Electronic Toll Collection System OBE-RSE transaction process specification

Electronic Toll Collection (ETC), an adaptation of military "identification friend or foe" technology, aims to eliminate the delay on toll roads by collecting tolls electronically. It is thus a technological implementation of a road pricin

高速公路车道收费系统的设计与开发,利用5.8GHz高频设计的收费系统，打破传统低频弱点。-Design and development of highway toll collection system，charging system using 5.8GHz high frequency design,breaking the traditional low frequency weakness.