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- system pilot tone 系统导频音
- Along with the estimation scheme, pilot tone placement is studied. 此外，还研究了所提算法中的导频分布问题。
- R. Negi, J. Cioffi; Pilot tone selection for channel estimation in a mobile OFDM system", IEEE Tran. On Consumer Electronics, Vol.44, No.3, August 1999. 李国松;周正欧;"固定波形时间保护间隔OFDM系统循环卷积特性研究";已被录用.
- If use person still grind dillydally loiter, 5 minutes of time limit arrive, install the sprinkler head of overhead by computer system pilot, with respect to can ejective cold water. 假如使用者仍磨磨蹭蹭， 5分钟时限一到，由电脑系统控制的安装在头顶上的喷头，就会喷出冷水。
- It is better to group pilot tones together into clumps that are equispaced in the frequency domain. 可以证明，在快时变环境下，分组且每组等间隔分布于频域上的导频序列有着更好的系统性能。
- Learning System Pilot Aiding Programme 学习系统飞行员帮助项目
- SYSTEM Pilot Warning Indicator System 飞行员警报指示器系统
- Time-Varying Channel Estimation and Pilot Tone Placement for MIMO OFDM Systems 系统时变信道估计及最优导频分布
- For Multi-Input Multi-Output (MIMO) Orthogonal Frequency Division Multiplexing (OFDM) systems with virtual subcarriers, conventional equispaced pilot tones are no longer applicable in some situations. 对于采用虚拟子载波的多输入多输出(MIMO)正交频分复用(OFDM)系统，传统最优的均匀分布导频序列在某些情况下是不可用的。
- standard pilot tone system 标准导频系统
- I suppose you also have a caste system in your society. 我想你们的社会里也有一种等级制度。
- The right to dissent is part of our political system. 有持异议的权利是我们政治体制的组成部分。
- Do you know how to log in to the system? 你知道怎么登录进入这个系统吗？
- Public opinion was against the old feudal system. 公众舆论反对旧的封建制度。
- The system works on the principle that heat rises. 该项装置是按照热力上升的原理运转的。
- The drainage system has been aged. 排水系统已经老化了。
- They called for a radical reform of our tax system. 他们要求对税收制度进行根本改革。
- This is a highly efficient new heating system. 这是个高效的新取暖系统。
- He's mute on the subject of social system. 他对社会制度的问题保持沉默。
- He said he used this system in the year dot. 他说他很久以前用过这个系统。
