specific density 比重 ; [物] 比密度 ; 密度
specific density of solid particles 土粒相对密度
high specific density solid 高密度固相
stomatal specific density 气孔比密度
Industry specific density 行业门类密度
One type of pattern was of a specific density and was to be classified as dense, while the second type of pattern could vary in density, but was always less dense than the first one.
一种图案具有特定的密集度，被归为“密集”类，另一类图案的密集程度不同，但都比第一种的密集程度低。
Simply put, energy density is the number of calories (energy) in a specific amount of food.
简单讲，能量密度指特定食物量中的卡路里(能量)含量。
Drawing on all the data it has collected in recent years from apps using its services, the firm can predict the density of people in specific urban areas-anywhere, any day and at any hour.
Skyhook将所有近年来使用其服务的应用程序的信息收集了起来，并用来预测特定城区的人口密度——随时，随地可用。
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