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- second channel frequency 第二信道频率
- Deep salt second channel construction projects progressed smoothly, salt Pai completed highway opened to traffic. 深盐第二通道项目建设进展顺利，盐排高速公路竣工通车。
- All ranks of this spell will have a 6 second channeling duration. 这个魔法所有等级都有6秒的通道持续时间。
- And because the connectivity is wireless and channel frequencies are fixed, users can roam within the coverage area and still remain the connectivity. 同时由于连接是无线的、信道频率是固定的，所以用户可以在覆盖区域内漫游，但仍保持着与局域网的连接。
- And because the connectivity is wireless and channel frequencies are fixed,users can roam within the coverage area and still remain the connectivity. 同时由于连接是无线的、信道频率是固定的，所以用户可以在覆盖区域内漫游，但仍保持着与局域网的连接。
- Based on the proposed method，DFT/IDFT transform is employed to separate the sub-spaces of noise and channel frequency response. 在此基础上，通过DFT/IDFT变换将信道频率响应子空间和噪声子空间分离，进行降噪滤波。
- How to get the real time channel frequency response in power line OFDM communications by use of the characteristics of power line channel is discussed. 文中介绍了利用电力线信道的性质,在OFDM通信中实时获得信道传输特性函数的方法,并通过实验证实了该方法的有效性。
- Multicarrier systems can be used to combat channel frequency selectivity.Diversity gain can be improved by the application of multiple antennas. 摘要多载波系统能克服多径信道频率选择性的影响，而应用多天线发射和接收能获得分集增益。
- The actual channel frequencies are kept in the precise ratio 3/8 and the transmitters are kept coherent to allow for ionospheric corrections. 确切频率比为3/8，发射机是相干的用来得到电离层修正。
- Developing the Second Channel of Home Appliance Sale 开拓家电营销第二维渠道
- He singled and went to second on a passed ball. 他击出一垒打，再因对方漏接而跑上二垒。
- The runner went to second base on a wild pitch. 一记瞎设让跑垒员跑上了第二垒。
- It travels thousands of miles per second. 它一秒钟能走几千英里。
- The second snub settled his hash. 第二次碰壁使他不敢再找麻烦了。
- The second term commences in March. 第二学期自三月开始。
- The LS channel estimation of OFDM systems can be viewed as a noisy observation of the true channel frequency response,so the noise component can be compressed through subspace projecting. OFDM系统的LS信道估计可看作真实信道频率响应的一个有噪观察值,因此可采用子空间投影方法对噪声进行压缩。
- He kicked the car down from third to second. 他把汽车排档从3档降为2档。
- AdjacentChannel Leakage power Ratio (ACLR) : The ratio ofthe average power centered on the assigned channelfrequency to the average power centered on an adjacent channel frequency. 邻信道泄露功率比（ACLR）：指配信道的平均功率与相邻信道的平均功率之比。
- Her second novel was taken apart by the critics. 她的第二部小说受到评论家的严厉批评。
- My father grows roses that are second to none. 我父亲种的玫瑰是最好的。
