频数: many times频率: frequency; rate次数: number of times次数,频率: frequency频率;次数: frequency边缘频率,边缘频数: marginal frequency累积频率;累积频数: cumulative frequency累积频数;累积频率: cumulative frequency; cumulativefrequency; ulative frequency频数分布;频率分布: frequency distribution训练次数、频率应如何。: frequency of training频数: [书面语] (次数多而接连) frequent and continuous【统计学】频数分布;频率分布。: frequency distribution河流频数,水流密度频率: stream frequency频数多边形;频率多边形: frequency polygon; frequencypolygon频率曲线图, 次数分配曲线图: frequency curve chart次数: number of times; frequency 次数不多 not very often; 练习的次数越多, 熟练的程度越高。 the more you practise, the more skilful you'll become面频数: face frequency number频数比: frequency ratio频数表: frequency table频数距: frequency moment频数图: frequency chart小频数: small frequencies组频数: class frequency频率: frequency; rate 超低频率 ultra-low frequency; 超高频率 ultra-high frequency; 低频率 low frequency; 高频率 high frequency; 甚高频率 very high frequency; 中频率 medium frequency; 频率变换 frequency transformation; frequency conversion; frequency transposition; 频率表 frequency list; 频率分布 frequency distribution; 频率共用 frequency sharing; 频率共用电路 frequency-sharing circuit; 频率合成器 frequency synthesizer; 频率互换 [讯] frequency frogging; 频率计 frequency meter; frequency indicator; cymometer; 频率校准 frequency calibration; 频率选择 frequency selection; 频率转换 frequency conversion; 频率转换开关 frequency-changeover switch半次数: demidegree