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比性能的英文

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"比性能"怎么读用"比性能"造句

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  • specific performance

例句与用法

  • Cracks control measures for masonry structure
    改善高层建筑下部柱轴压比性能的措施
  • Reference performance characteristice
    比性能特性
  • The low stream gas ratio characteristic and industrial application of fbd carbon monoxide hts catalyst
    高变催化剂低汽气比性能及其工业应用
  • A major element of getting started on working with xml in python is sorting out the comparative capabilities of all the available modules
    开始在python中使用xml的一个主要要素是排列出所有可用模块的可比性能力。
  • Because of their fine extinction ratio and high anti - light - damage threshold value , laser - polarizing prisms are popular among workers in science and technology field
    激光偏光棱镜,以其优良的消光比性能和高抗光损伤阈值性能,倍受科技工作者欢迎。
  • But when clarity is more important than performance when , for example you want to be sure that your data is being crunched properly , cwmtx is a great option
    但是如果清晰比性能更重要(例如当您要确信您的数据被正确地处理) ,那么cwmtx是很好的选择。
  • Secondly , comparing with the algorithm that was given by english scholars a . k . nandi and e . e . azzouz in 1995 , this dissertation presents a modified automatic recognition algorithm of six kind of digital modulation types such as 2ask , 4ask , 2psk , 4psk , 2fsk and 4fsk , which only uses four key features , and has a very great exaltation in the rate of correct recognition and the performance of signal to noise , we puts forward the constitution of the best threshold which is applicable to the signal that changes within the scope of the signal to noise rate ( snr ) from 5db to 30db , and the overall success rate is not lower than 92 % when snr is over 7db
    其次,针对1995年英国学者a . k . nandi和e . e . azzouz提出的针对2ask 、 4ask 、 2psk 、 4psk 、 2fsk和4fsk这六种常用的数字调制信号识别的算法,提出了一种数字信号调制方式识别算法( dmra )的改进算法。该算法仅利用四个特征参数,就可以识别这六种调制方式,而且在调制识别率和信噪比性能上都有了很大的提高,能够在信噪比不低于7db时,对实际信号的识别正确率高于92 % 。并且提出了最佳门限的设置方法,设置的门限适用于信噪比在5db ~ 30db范围内变化的信号。
  • In this dissertation , ofdm which has been the hottest spot in communication field recently will be considered as my direction . the dissertation will study some key techniques in mc - cdma system , such as modulation technique , peak - average power ratio , detection technique and synchronization problem of the whole system . what ' s more , the results of calculation and simulation will be given
    本文以目前通信领域的热点: ofdm (正交频分复用)为研究方向,对于多载波cdma系统中的若干关键技术,即多载波cdma系统中的调制技术、峰平比性能、接收端检测技术以及整个系统同步问题进行了研究,并给出相应的计算机仿真结果。
用"比性能"造句  
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