absorption n. 1.吸收,合并。 2.专心,一心不乱,热中 (in)。 3.〔口语〕饮食。 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。
In the last , a experiment is carried out , the experiment result denotes that the absorption effect is smart in middle and low frequent and imperfect in high frequent for passive absorption is reigning 最后进行了实验,实验结果表明了在中低频平面声波入射时,采用本方法的吸声效果改进比较明显,但在高频平面声波入射时,采用本方法的吸声效果就不是很明显,此时吸声主要是依靠吸声材料被动吸声。