视密度

1
[物化] apparent density
... apparent activation energy 表观活化能 apparent density 视密度 apparent infection 显性感染 ...

短语

1
研究了机械活化时间对粉煤灰的视密度、比表面积、粒度分布及活性的影响。
The properties, such as apparent density, specific surface, particle size distribution and activity of mechanical activated fly ash at different grinding time were studied.
2
在稠度值相同时，铅膏中加入这样的添加剂，其吸水量明显减少，因而可提高视密度。
If they are in the same value of the consistence, the lead paste with such additives has less water, so it can raise the apparent density.
3
该皮革是在编织结构和视密度及各项强力指标上及耐磨性能均与真皮接近的还原皮革。
The leather is reducing leather, the weaving structure, the apparent density, all strength indexes and wear resistance of which are approximate to those of true leather.

视密度
矿物的密度一般分为真密度、视密度、堆密度。矿物的真密度又称比重，视密度又称矿物的容重或体重，视密度是计算矿物储量的重要指标。不能用纯矿物的视密度值来进行资源量估算，因它不能代表矿物层的特征，应采用煤矿物层平均灰分下的视密度值来进行资源量估算。

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