The volumetricweight of a shipment is a calculation that reflects the density of a package.
货物 体积 重量是一种反映了包裹密度的计算结果。
2
Swelled perlite is produced from calcined perlite. It has characteristics of little volumetricweight and large porosity.
膨胀珍珠岩是以珍珠岩为原料煅烧膨胀制成的，具有容重小、空隙率大等特点。
3
Taking Zhaoxiayu section, Mangshan, Zhengzhou as an example, this paper has studied the volumetricweight of loess palaeosol sequences and its relation with susceptibility as well as its grain size.