常見例句雙語例句Combining the downlink of TD_CDMA, the paper analyses the performance of TD_SCDMA systems under the conditions of flat fading and multipaths.結(jié)合TD_SCDMA的下行鏈路,分析了在平坦衰落和多徑條件下采用空時擴(kuò)譜的TD_SCDMA系統(tǒng)的性能。The channel of UAV LOS datalink is mainly an interferometric flat fading channel, in which frequency selective fading and time selective fading can occur.無人機(jī)視距數(shù)據(jù)鏈的信道類型主要是一個干涉型平衰落信道,但也可能發(fā)生頻率選擇性衰落、時間選擇性衰落。The changes of flat fading and in band amplitude dispersion with the atmospheric conditions are oh tamed by computer radom simulation. meanwhile, some new and important conclusions are abc given.利用計算機(jī)隨機(jī)模擬了平衰落與帶內(nèi)色散及相關(guān)系數(shù)隨氣象條件的變化關(guān)系,得到了一些新的、較為重要的結(jié)論。 返回 flat fading