实时: actual time; real time; true ...可用: available; usable速率: speed; rate; tempo业务: vocational work; professiona ...半速率业务信道: half rate traffic channel全速率业务信道: a full rate tch tch/f; full-rate traffic channel bm实时可变比特速率: vbr-rt variable bit rate real time非实时可变比特速率: vbr-nrt variable bit rate non real time可用速度: available velocity利用速率: rate of availability作用速率: speed of action回答时可用: i work瞬时可用度: instantaneous availability瞬时可用性: instantaneous availability随时可用: in hand; on hand随时可用的: ready-to-use; serviceable标准频率业务: standard frequency service泡沫应用速率: rate of application实时可见信息: real-time visual information实时可视信息: real time visual information按次计费率业务: measured rate service恒定比特率业务: cbr; constant bit rate service可变比特率业务: variable bit rate service; vbr使用速率；使用比率: use rate随时可用,随叫随到: on call
