1) Errored second ratio (ESR)
误码秒比，误块秒比
2) Errored Second Ratio
误码秒比率
3) Severely errored second ratio (SESR)
严重误码秒比，严重误块秒比
4) Errored second (ES)
误码秒，误块秒
5) Severely Errlred Second Ratio
严重误码秒比率
6) Severely errorde second (SES)
严重误码秒，严重误块秒
参考词条