concentration of matter

意思翻译 物质浓度 相似词语短语 concentration of power───集权；权力集中 concentration───n.浓度；集中；浓缩；专心；集合 extirpation of matter───物质消灭 matter of fact───n.事实；实际上，其实 matter of factly───实事求是 phases of matter───物质的相态 classes of matter───物质种类 classification of matter───物质分类...