Water contents of stratiform cloud vary greatly, and have close positive relationship with particle number concentration.
云中含水量在水平方向上的变化大，且与粒子数浓度存在正相关。
The effects of fluidization number, injection velocity, particle mean diameter and static bed height on jet fluctuation are discussed.
研究了流化数、射流初始速度、颗粒平均粒径及静态床层高度对射流脉动特性的影响。
Proposals for new regulations exist in some countries, with Suggestions to limit the particle surface area or the particle number.
新法规的建议存在于一些国家，建议，限制粒子表面积或粒子数。
What is the momentum of particle number one?
物体1的动量是多少？
This article deduces the distribution formula of blackbody radiation by using thermodynamics potential formula from the definition formula of average particle number.
本文从平均粒子数定义式出发，利用热力势公式推出了黑体辐射的分布公式。
A quantum number equal to twice the average electric charge of a particle multiplet or equivalently to the sum of the strangeness and the baryon number.
超荷一个量子量，等于一个粒子多重线谱的平均电极；或者相当于量子数和重子的数量的总和。
It imposes gradually changing of special particle size and diaphaneity in density field, achieves realistic effect of smog, reaches the intent of reducing particle number.
利用浓度场内空间粒子大小与透明度的逐渐变化，实现烟雾生成的逼真效果，达到降低粒子数量的目的。
The effect of the secondary air swirl number on the number of particle impacts which affects slagging was studied to reduce slagging in utility boilers.
为了解决电站锅炉炉膛结渣的问题，研究了对结渣有重要影响的颗粒碰撞数受二次风旋流强度影响的规律。
The nonequilibrium statistical operator (NSO) of the system is constructed and a series of macroscopic equations for its particle number, momentum, energy, force aad entropy etc. are derived.
构成了此体系的非平衡统计算符，进而导出其粒子数、动量、能量、力和熵等一系列宏观方程。
The fluidized bed aerosol generator was used to aerosol the fly ash, and the Electrical Low Pressure was used to measure the particle number concentration before and after particle aggregation.
采用流化床气溶胶发生器对飞灰进行气溶胶化，采用低压电称冲击器在线测量聚并前后飞灰粒子的数目浓度。
Single particle laser scattering is a fast and accurate method used to measure aerosol particle size and concentric number.
激光散射法是快速、准确测定尘埃粒子大小的新方法。
The radial distribution functions, spatial distributions and the particle number distribution of local main stress in amorphous at each pressure are calculated.
计算了各压力下的径向分布函数、局域压力的空间分布及粒子数分布。
In this paper, an adaptive particle filter for tracking application is proposed, which is based on tuning particle number and sampling interval.
本文提出了一种用于跟踪系统的可在线调整采样周期和粒子数目的自适应粒子滤波器。
The impact of sampling time on concentration of collected bacterium, fungus particles and mid-value diameter of particle number are studied by ANDERSEN bioparticle sampler in lab.
在室内用ANDERSEN生物粒子采样器进行了不同采样时间对采集空气细菌和真菌粒子浓度、粒数中值直径效果的研究。
In order to speed up the display speed further, in order to show real results with less particles this paper USES LOD method to distribute particle emitters that reduces the number of particles.
为了进一步加快显示速度，本文结合LOD方法来分布粒子发射器而减少粒子数目以达到使用较少粒子而显示逼真的效果。
The difference between particle mass concentration and Bosch smoke number is indicated.
指出微粒的质量浓度与波许烟度的不同。
Size distributions of number concentration of atmospheric aerosol measured by optical particle counter aboarded on aircraft were analysed.
本文对用光学粒子计数器在飞机上测量的大气气溶胶数密度-粒度谱分布进行了分析研究。
An even more important fact is that these symmetries implicate a large number of conservation laws at the particle level.
还有一个更重要的事情，这些对称性暗示着大量的守恒定律。
This method can reduce the weight degradation rate of particle aggregation which occurs in the particle filter moving target tracking method after a certain number of iterations.
该方法能降低基于粒子滤波的运动目标跟踪方法在迭代一定次数后会出现粒子权重聚集的粒子退化速度。
And the equation to calculate ionization rate is obtained at the base of the principle that the system free energy is the least versus the particle number.
论文采用统计求和法推导出系统自由能的表达式，利用系统自由能对粒子数取最小值的原理得到计算电离度的沙赫方程。
At a given primitive particle number, maximum extinction is obtained with optimum radius of primitive particles.
当凝聚结构中原始微粒的数目一定时，存在使烟幕消光性能达到最大的原始微粒粒径。
The gas coherent structure influence of different Reynolds number on particle dispersal was analyzed.
分析比较了不同雷诺数下气相拟序结构对于颗粒扩散的影响。
The cranking term breaks the time reversal symmetry, and the projection of the single particle angular momentum on the intrinsic symmetric axis is no longer a good quantum number.
推转项的引入破坏了时间反演对称性，单粒子角动量在内禀对称轴上的投影量子数已不再是好量子数。
The number, weight and volume-average diameters of the particle were calculated by optical densities.
用光密度法计祘了颗粒的数均、体均和重均粒径。
Light-blockage particle counter realizes take count of the number of particles by the particle's extinction for light.
光阻法颗粒计数器是利用颗粒对光的消光作用来实现对颗粒的计数功能。
The effect of montmorillonite nano-meter particle on the thermostability, mechanical properties and intrinsic viscosity number of the nano-meter composite was studied.
研究了蒙脱土纳米粒子对复合材料热稳定性、力学性能和特性粘数的影响。
The effect of montmorillonite nano-meter particle on the thermostability, mechanical properties and intrinsic viscosity number of the nano-meter composite was studied.
研究了蒙脱土纳米粒子对复合材料热稳定性、力学性能和特性粘数的影响。
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