density中文什么意思

n.
1.稠密；浓厚。
2.【物理学】浓度；密度；比重。
3.愚钝，昏庸。
+更多解释...短语和例子
traffic density 交通量。 the density of population 人口密度。

• relative density density index:    土的物理性质相对密度
• abnormal density:    反常密度; 异常密度
• absolute density:    绝对密度

例句与用法

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1. ρ is the mass density of the material.
   为材料的质量密度。
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 .
   水银的密度比水大得多。
4. This wave of excess density is sound .
   这种过剩密度的波就是声波。
5. Density exceeded 100 nests per mile .
   丝巢密度超过每英里100巢。

英文释义

名词

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

百科释义

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).