Chinese translation for "副频率标准"

secondary frequency standard

Similar Words：

"副偏斜" Chinese translation, "副片" Chinese translation, "副片麻岩" Chinese translation, "副片麻岩水成片麻岩" Chinese translation, "副片岩" Chinese translation, "副品" Chinese translation, "副品红" Chinese translation, "副品红恩波酸盐" Chinese translation, "副品红碱" Chinese translation, "副品红无色母体" Chinese translation