次数: number of times频率: frequency; rate频率;次数: frequency频数;频率;次数: frequency训练次数、频率应如何。: frequency of training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出次数: out-degree次数表: frequency table次数法: frequency method次数面: frequency surface次数少: low repetition次数图: frequency chart假次数: virtual degree全次数: total degree余次数: complementary degree主次数: principal degree按键次数: touch potential耙装次数: number of gathering arms边栏总次数: marginal total变径次数: number of diameter changing; variable-diameter number of hole哺乳次数: nursing time a day不可分次数: degree of inseparability; inseparable degree