算术: arithmetic figure; arithmeti ...的: 4次方是 The fourth power of 2 i ...频率: frequency; rate标度: scale; dial; division实验室的频率标准: laboratory standard of frequency铯原子射束的频率标准: cesium atomic beam frequency standard算术的: arithmetical得率标度: yield scales低频率标签: low-frequency tags副频率标准: secondary frequency standard高频率标签: high-frequency tag频率标记: frequency marker频率标志: frequency margin; frequency mark频率标志器: frequency marker频率标准: fs frequency standard原频率标准: primary frequency standard铷频率标准: rubidium freqnency standard超算术的: hyperarithmetical计算术的: logistical算术的运算: arithmetical calculations字母算术的: alphameric算术标度: arithmetic scale爱的频率: frequency波的频率: wave frequency测量的频率: frequency of measure