您要查找的是不是：
- In this paper, based on thecharacteristic of long round trip delay, an efficient ARQ protocol, which is suitable for half-duplex channels, is presented byremarkably shortening the responding time of each packet data. 本文针对水声信道长传播时延这一特点,利用扩频通信技术,将单个信道分成两个子信道:一个用于前向信道(从发送方到接收方),另一个用于反向信道(从接收方到发送方),从而使得对每个分组数据的响应时间大大缩短,提出了一种有效的适合于半双工特性的ARQ协议。
- He made the 90-mile round trip in one hour. 他一个小时完成了九十英里的来回旅程。
- round trip delay 往返行程时延
- echo round trip delay 回声往返时延
- round trip delay time 环程延迟时间
- The round trip ticket is available for two months. 返程票两个月有效。
- Do you buy a single fare or a round trip ticket? 您想买单程票还是往返票?
- Why do we have to buy round trip tickets? 那为什么我们必须买往返票呢?
- How much is a round trip ticket to Boston? 到波士顿的的来回票多少钱?
- How much is a round trip to Boston for a child? 到波士顿的的儿童来回票多少钱?
- I need to buy a round trip ticket to Germany. 我需要一张飞德国的往返机票。
- I need to get a round trip ticket to Seattle. 我需要一张到西雅图的来回机票。
- I see. It will be doubled for the round trip? 明白了，往返票是不是加倍?
- I want to make a round trip to Beijing. 我要周游北京。
- I want to wake a round trip of Taiwan. 我要环游台湾。
- A round trip for a child to Miami, please. 请给我一张到迈阿密的儿童来回票。
- She would like to book a round trip ticket. 她想订张往返机票。
- There's a savings if you get the round trip. 如果您买来回票，可以省点钱。
- Let me have a round trip ticket to Detroit,please. 请给我来1张到底特律的往返票。
- It is $30.00 one way or $55.00 round trip. 单程为30美元，往返为55美元。
