government full-rate telegram 全价政务电报

government letter-rate telegram 按信件收费的政务电报

half rate telegram 书信电报

full rate telegram 普通电报

full-rate telegram 寻常电报

error rate of telegram [通信] 电报出错率

reduced rate radio telegram 减价无线电报

telegram transfer rate 电汇汇率

telegram rate 电报费率

Telegram rate mostly permited Delay 电报速率允许的最大延时差