performance n. 1.执行,实行,履行;完成;实现;偿还。 2.行为,动作,行动;工作。 3.性能;特性。 4.功绩;成绩。 5.演奏;弹奏;演出;(驯兽等的)表演;把戏。 6.【物理学】演绩。 a performance test 【机械工程】性能试验。 high performance 高度准确,性能优良。 an afternoon performance 午后的演出,日戏。 two performances a day 一天演两场。 a fine [wretched] performance 成绩好[坏]。 put a monkey through its performances 使猴子玩种种把戏。 performance in [of] horse-manship 马戏;马术表演。
Also , new expression of ser of mqam in frequency selective fading channel with rake combining is obtained , and throughput performance adaptive mqam with rake receiver in multipath rayleigh fading channel is analyzed 本文还得到了mqam在频率选择性衰落信道中采用rake合并新的误码率表达式,并对采用rake接收的自适应mqam在多径瑞利衰落信道中吞吐量性能进行分析。