A distribution of air pressure and the mass of a given volume of air such that the air density is a function of only atmospheric pressure.
气压的-种分布情况，给定体积内空气质量，即空气的密度，仅仅是气压的函数。
A distribution of air pressure and the mass of a given volume of air such that the air density is not a function only of atmospheric pressure.
一种气压的分布情况，其中给定体积内的空气质量，即空气的密度，不仅仅是气压的函数。
Based on the measured data from the winter wheat fields in Zhengzhou of Henan Province, the vertical distribution of root length density(RLD)and root mass density(RMD)were analyzed.
根据在郑州进行的冬小麦根系田间实测资料，研究了根长密度和根质量密度在砂壤土中的垂直分布。
The mass distribution of surface density can be derived from the laws of surface luminosity distribution for earlier-type discoid galaxies, of which the main contents are bright.
在早型的以发光天体为主体的盘状星系中，根据光度分布规律可以得到面密度分布。
The variation of the mass loss, packing density, surface area, distribution of pore diameter, amount of ash with the cyclical Numbers were researched.
考察了活性炭的失重率、堆密度、比表面、孔径分布及灰分含量随活化次数的增加而变化的情况。
The numerical results show that the binding energy depends on not only the effective mass and dielectric constant but also the spatial distribution of the electron probability density.
数值计算结果表明，杂质结合能不仅依赖于电子有效质量和材料的静态介电常数，而且对没有外加势场时量子阱中电子几率密度的空间分布也很敏感。
The distribution of bio-mass and density is extremely uneven, but both of high biomass and high density were basically similar, in the area northen to Changjiang River estuary.
生物量和栖息密度的分布极不均匀，高生物量和高栖息密度的分布趋势基本相似，两者都在调查区的北部。
Using symmetric comb-type inner gate, the location and density of inner gates can influence the mass and energy distribution of melt during filling and solidification process.
采用对称结构梳状内浇口的同时要考虑内浇口分布位置及疏密，将直接影响充填及凝固过程中材料的质量、能量的均衡性。
In this paper, mass distribution of fuel particles in the Binary Fluidised Bed (BFB) consisting of materials of different density and size is discussed.
研究了稳定状态下异重流化床中颗粒沿床高的浓度分布规律。
The gravity field out of the earth depends on the interior mass density distribution of the earth.
地球外部重力场是由地球内部物质分布决定的。
Undisturbed earths gravity field under the status of hydrostatic equilibrium is parallel gravity field, and its distribution of mass density is spherically Symmetric.
无扰动的流体静力平衡状态下的地球重力场是平行重力场。
During the statistical process of density, the probability density distribution of the rock mass structural plane in sample space is assumed as normal distribution.
在密度统计过程中，把岩体结构面样本在空间上的概率密度分布假设成正态分布。
During the statistical process of density, the probability density distribution of the rock mass structural plane in sample space is assumed as normal distribution.
在密度统计过程中，把岩体结构面样本在空间上的概率密度分布假设成正态分布。
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