density中文

• n.
  1.稠密；濃厚。
  2.【物理學】濃度；密度；比重。
  3.愚鈍，昏庸。
  +更多解釋...短語和例子
  traffic density 交通量。 the density of population 人口密度。

• relative density density index:    土的物理性質相對密度
• abnormal density:    反常密度; 異常密度
• absolute density:    絕對密度

例句與用法

1. ρ is the mass density of the material.
   為材料的質量密度。
2. There is a greater density of household goods .
   家用商品的密度更大了。
3. Mercury has a much greater density than water .
   水銀的密度比水大得多。
4. This wave of excess density is sound .
   這種過剩密度的波就是聲波。
5. Density exceeded 100 nests per mile .
   絲巢密度超過每英里100巢。

英文釋義

名詞

1. the amount per unit size
   同義詞：denseness
2. the spatial property of being crowded together
   同義詞：concentration, denseness, tightness, compactness

百科釋義

The mass density or density of a material is its mass per unit volume. The symbol most often used for density is ρ (the lower case Greek letter rho).