The quantitative variation and distribution of the leaves on the canopy were studied too.
研究了树冠上叶量的变化及分布。
In order to make sure the magnetic field distribution around the magneto optical trap cold atoms, the weak variation and distribution around the zero point magnet field can be analyzed.
为了研究磁光阱冷原子团所在区域的磁场大小，从而得出磁场零点附近磁场的微弱变化及其分布。
PURPOSE: to study the stress variation and distribution of the periodontium and the tooth initial displacement when the lingual fixate forces were applied to the depressed periodontal height.
目的：研究牙周支持高度降低状态下施加舌向集中力时，牙周组织的应力变化、分布规律和牙的初始位移。
Variation and distribution characteristics of aerosol optical depth (AOD) and solar radiation in China, and the AOD retrieval method from broadband solar radiation were main goals in this paper.
我国气溶胶光学厚度（AOD）和太阳辐射长期以来的分布与变化特征，以及如何从宽带太阳辐射反演气溶胶光学厚度是本文的研究重点。
The transient temperature of the display case shelves was measured for studying the temperature variation and distribution in the display case by changing the number and the velocity of air curtain.
通过改变风幕的层数和各层风幕的送风速度，实验测试陈列柜运行期间柜内各层搁架上的瞬态温度值，来研究低温陈列柜内温度的变化和分布情况。
Furthermore the distribution and variation of the electrostatic potential and layer ionospheric current density at the northern hemisphere are calculated by the dynamo theory.
继而从发电机理论得到了电离层电位及层电流密度在北半球的分布和变化。
Objective To understand geographic distribution of mumps virus genotypes and variation of circulating mumps virus strains in Beijing.
目的了解北京地区流行性腮腺炎病毒流行株基因型分布和变异情况。
This model indicates that the distribution of each variation is inhomogeneous in the Fushan gold deposit and the tectonic process is the main controlling factor.
该模式指出，阜山金矿各构造物理化学参量的分布在矿区内是不均匀的，构造作用是控制成矿流体分布与状态的重要因素。
It is practically shown that both horizontal fault distribution and lateral reservoir variation etcetera can be seen distinctly from the seismic data which have undergone derivation processing.
实际资料试验表明，地震资料经求导处理后，不仅可以明显地看出断层的平面展布，而且可以得到储集层的横向变化等有关信息。
A sea ice numerical simulation is useful for forecasting the status and variation of sea ice distribution and its effect on the global climate system with the development of numerical simulation.
随着模拟水平的不断提高，近年来海冰温度场的数值模拟正在用于对北极海冰场的预报以及全球气候变化的研究。
Heat transfer model and energy equations for porous plaque have been established, temperature distribution and variation of radiative heat flux are also found.
建立了泡沫多孔板的传热模型和能量方程，同时求得了板内烟气温度分布及辐射热流强度变化。
The global distribution drift and seasonal variation of the sea ice are simulated and analyzed by using the monthly climatic atmospheric data.
利用大气月平均气候资料，利用冰海洋耦合模式对全球海冰的分布及其季节性变化、海冰漂移进行了耦合模拟和分析。
The vertical distribution and diurnal variation law of the bioaerosol concentration in Nanjing City.
南京市生物气溶胶浓度垂直分布和日变化规律。
The major differences of the two systems are: phonetic distribution and variation of sounds.
两个语音系统的主要区别之处有：一、语音分布，二、语音变化。
Meanwhile the variation and status of distribution of many elements content in the different parts of vitreous shoot were determined by neutron activation analysis technique.
利用中子活化分析技术测定了玻璃苗不同部位中的多种元素含量和分布状况及变化。
Furthermore, the distribution and variation of the electrostatic potential and layer ionospheric current density at the Northern Hemisphere are calculated by the dynamo theory.
继而从发电机理论得到了电离层电位及层电流密度在北半球的分布和变化。
The variation of the spatial distribution of the anomaly region is closely related to the epicenter, geological structure and geothermal activity.
异常区的空间分布演化与震中、地质构造和地热等有密切关系。
On the basis of measurement results, the regularity of general distribution and individual variation of capacity current in coal mine are given.
在对大量实测数据分析的基础上，给出了煤矿电网电容电流的总体分布规律，个体变化规律。
The information dimension of population patterns quantifies the scale variation degree of pattern intensity, and discloses the unevenness of individual distribution.
种群格局信息维数能够刻划格局强度的尺度变化程度，揭示出种群个体分布的非均匀性状况。
The program is utilized to calculate soil rocks dam free surface position variation and pore-water pressure distribution condition with time when the up water level position changed.
利用所编写的非稳定渗流计算程序，计算土石坝上游水位变化时自由面位置随时间的变化规律、孔隙水压力的分布情况。
The strain distribution and displacement variation of multi-curvature revolving-shell in the hydro-bulge forming process was investigated by experimental method.
研究了多曲率旋转壳体胀形过程中各部分的应变分布及位移变化规律。
The temperature distribution field and its variation rule was being simulated by controlling environmental temperature and cooling rate.
通过控制环境温度和冷却速度，模拟厚大断面球墨铸件凝固过程温度场的分布和变化规律。
Variation condition, distribution rule and correlation of main quantitative character of 82 open ground strawberry varieties (or lines) were studied and analyzed.
以露地栽培的82份草莓品种(系)为材料，对其主要数量性状的变异、分布规律及相关性进行了研究和分析。
The relationship is derived in this article between the weighted average of length variation coefficient and the distribution function of the cross-section area of fibre bundle.
本文推导了按重量加权的长度变异系数与纤维束截面积分布函数之间的关系。
So the model was simplified without consideration of the viscosity variation, and an equation for contamination concentration distribution caused by elevation difference was developed.
在此基础上简化模型，推导出了高差混油浓度分布的基本方程。
The vertical distribution and monthly variation of soil water content in Jiamusi City were analyzed.
分析了佳木斯市城市土壤水的垂直分布，土壤水的月蓄水量变化特征。
The effect on output power of distribution of space variation, crystal length and transmissivity has been discussed in detail.
讨论了泵浦光及振荡光的空间分布变量、晶体长度和透射率对输出功率的影响。
The effect on output power of distribution of space variation, crystal length and transmissivity has been discussed in detail.
讨论了泵浦光及振荡光的空间分布变量、晶体长度和透射率对输出功率的影响。
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