The optimum density is difficult to specify in terms of trees per acre.
很难定论究竟每英亩多少株树为最适密度。
WEIGHT Density of 2.1 gcm3 density can be varied by aggregate addition.
质量密度为2。1克立方厘米, 密度随着添加量的增加而改变。
Density Functional Theory for Density Profile of Fluid Confined in Slit
硬壁狭缝中流体密度分布的密度泛函理论
Effects of Density on Sucrose Synthesize and Accumulation of Forage Maize
密度对饲用玉米蔗糖合成和积累的影响
Discussion on Mol Density and Conversion Relation and Density and Hardness
关于摩尔浓度及其与硬度转换关系问题的讨论
The bicapillary pyonometer is a tool for accurate determination of density.
双毛细管比重瓶是一种用于精确测量液体密度的仪器。
Study of Active Nucleation Site Density in Subcooled Nucleate Pool Boiling.
池内过冷核沸腾表面活化核心密度的研究
Effects of Density on Dry Matter Accumulation and Distribution of Silage Maize
密度对饲用玉米干物质积累和分配的影响
A modification of the commonorigin theory accounts for the density discrepancy.
关于共同起源的理论，有一种改进的论点解释了密度的不符。
Effect of Different Planting Density on the Sugar Accumulation in Sweet Sorghum
不同种植密度对甜高粱糖分积累的影响
Numerical Simulation Study on Borehole Acoustic Field with Low Density Cementing
低密度水泥固井时井内声场的数值模拟
In addition, the nutrition fed had significant effect on the density of culture.
另外, 补料方式对发酵密度有明显影响。
On controlling of total station mapping accuracy and density of controlling points
浅谈全站仪测图精度控制和控制点密度
However, the density of flux generally greater than the density of magnesium alloy.
但熔剂的密度一般较大，大于镁合金的密度。
They achieve a significantly higher power density than standard medium wave heaters.
它们可实现比标准中波加热器更高的功率密度。
General rule for determination of density and relative density for chemical products
化工产品密度, 相对密度测定通则
Specific gravity is the ratio of the density of a substance to the density of water.
比重是某物质得密度与水得密度之比。
Research on Replication Algorithm for Power Spectral Density Based on Adaptive Filter
基于自适应滤波器的功率谱复现算法的研究
The acoustic velocity of a rock varies according to its elastic constants and density.
岩石的声波速度随其弹性常数和密度而变化。
The product of the velocity and density of a rock is termed in the acoustic impedance.
岩石的波速和密度之乘积称为声波阴抗。
From foot to top, the seedling density decreased, while the sapling density increased.
从坡下向上，幼苗密度逐渐减少，而幼树密度逐渐增大。
Evaluation of the Uncertainty of Density Mesurement of Tallow by Digital Density Meter
数字式密度仪测定牛羊油的密度及不确定度评定
Determining urea density according to the need in practical situation was reccommended.
建议生产中根据需要确定尿素剂量。
Quickly accurate determination method of forest land crown density based on ArcView GIS
支持下的林地郁闭度的快速精确测定方法
Detecting the density of heterotypic polythene plastics accurately with an ordinary method
异形聚乙烯塑料密度的精确测定
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