English translation for "frequency filter = absorption filter"
色谱滤片
Related Translations:
absorption: n.1.吸收，合并。2.专心，一心不乱，热中 (in)。3.〔口语〕饮食。短语和例子absorption in one's work 埋头工作。 absorption of heat 吸收热量。 absorption of nourishment 吸收营养。 the absorption of smaller tribes 兼并[吸收]小部落。
