[计] communication processing system, traffic handling system
tōng xìn chǔ lǐ xì tǒng ㄊㄨㄥ ㄒㄧㄣˋ ㄔㄨˇ ㄌㄧˇ ㄒㄧˋ ㄊㄨㄥˇ
通信处理系统