[计] extended frame request numbering
kuò chōng de zhèng qǐng qiú biān hào ㄎㄨㄛˋ ㄔㄨㄥ ㄉㄜ˙ ㄓㄥˋ ㄑㄧㄥˇ ㄑㄧㄡˊ ㄅㄧㄢ ㄏㄠˋ