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密度波动
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  density fluctuation
     Factors Analysis of Density Fluctuation of Slurry Techology HDPE Product
     淤浆法HDPE产品密度波动原因分析
短句来源
     Analyzing the causes of the product density fluctuation, the effective methods were introduced to improve the quality.
     对淤浆法HDPE装置产品密度波动原因进行了分析 ,并提出了有效的技术措施 ,对解决密度波动问题 ,提高产品质量具有指导意义。
短句来源
     CAUSES FOR THE PRODUCT DENSITY FLUCTUATION IN THE PRODUCTION OF SLURRY HDPE TECHNOLOGY
     淤浆法HDPE产品密度波动原因分析
短句来源
     The phenomenon of density fluctuation of slurry technology HDPE product was described,and its reason was analyzed. Effective methods to solve the problem were given. The HDPE product quality was improved by avoiding the density fluctuation.
     对淤浆法HDPE装置产品密度波动的现象进行了描述 ,对波动原因进行了分析 ,并提出了有效的解决方案 ,对避免密度波动 ,提高产品质量具有一定指导作用
短句来源
  “密度波动”译为未确定词的双语例句
     Correlation existed between the average population density of the predominating host Rattus norvegicus and changes in infection rate (r=0.594, P=0.023), and the correlation between density of R norvegicus in breed sites and the HV infection rate was very significant (r=0.746, P=0.008). No significant correlation was found between the sex difference of R.
     整个调查周期总体宿主种群密度波动不大,局部小生境(养殖场)种群波动明显。 优势宿主褐家鼠平均种群密度与其感染率变化之间具相关性(r=0.594,P=0.023),养殖场褐家鼠密度与HV感染率之间相关性极显著(r=0.746,P=0.008)。
短句来源
     Study on density,storage and spatial distribution of carbon in Pleioblastus amarus forest returned from farmland by sample plot demonstrated that carbon density of different bamboo organs was ranged from 0.348 498 to 0.518 63 gC0g-1,ordered as follow: culm>underground trunk>rhizome>branch>root>leaf.
     利用标准样方法研究了退耕还林地苦竹林碳素密度和碳贮量及其空间分布。 结果表明:苦竹不同器官碳素密度波动在0.348 498~0.518 63gC0/g,按碳素密度高低排列依次为竹秆>竹蔸>竹鞭>竹枝>竹根>竹叶;
短句来源
     Carbon density of different bamboo organ ranged from 0.468 3 to 0.521 0 g·g -1, which was in order as follow: root>trunk>underground trunk>branch>underground stem>leaf.
     结果表明 :毛竹不同器官碳密度波动在0 4 6 83~ 0 5 2 10g·g- 1 ,按碳密度高低排列依次为竹根 >竹秆 >竹蔸 >竹枝 >竹鞭 >竹叶 ;
短句来源
     This paper provides and proves the statistic properties of long memory stochastic volatility(LMSV) model such as moments and spectrum density, the volatility proxies, the relationship with ARFIMA model, and time aggregation.
     给出与证明长记忆随机 (LMSV)模型的矩与谱密度 ,波动替代量的长记忆性 ,与 ARFIMA模型的关系 ,以及其时间聚合等统计性质 ;
短句来源
     The prepatent period of parasitemia was 8,10 and 11 days in 3 monkeys infected with Plasmodium cynomolgi strain B respectively; Peak parasitemia occurred between 14~25 days, Two and more peaks of parasitemia were observed in all the 3 monkeys.
     用食蟹猴疟原虫B株子孢子感染的3只恒河猴,虫现前期分别是8、10和11d,虫血症高峰时间在14~25d,3只猴均有两个以上高峰,原虫密度波动于0.03%~59.6%。
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  相似匹配句对
     WAVE PROPAGATION IN GRQUNDWATER
     地下水的波动
短句来源
     Experimental Research on the Density and Wave Characteristics of Granite Rock after High-Temperature
     高温后花岗岩密度波动特性的试验研究
短句来源
     CAUSES FOR THE PRODUCT DENSITY FLUCTUATION IN THE PRODUCTION OF SLURRY HDPE TECHNOLOGY
     淤浆法HDPE产品密度波动原因分析
短句来源
     Density of utility.
     效用密度
短句来源
     Density "Experiment
     密度的实验
短句来源
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  density fluctuation
The aim of this report is to formulate the approach to describe evolution of a localized density fluctuation in the region of a nuclear surface.
      
Because the sound wave is a pressure or a density fluctuation, it is possible for this technique to measure the sound wave, too.
      
Euler-Lagrange equations are obtained that determine the optimal structure through the one-and two-body densities and the optimal density fluctuation operators and energies characterizing the elementary excitations.
      
A microwave coherent backscattering experiment has been carried out on Mirabelle, a weakly ionised plasma device, with the objective of measuring the electron density fluctuation level.
      
The empirical theory of turbulence serves as a basis in this study of velocity, enthalpy, turbulence energy, and mean-squared enthalpy (density) fluctuation profiles along the wake axis.
      
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A laser schlieren-speckle interferometry system for diagnos-ticating the field of phase object,such as combustion,convection.free-jet,supersonic flow and plasmaetal,is proposed.With this opticalsystem,a specklegram and a shearing interferogram can be taken sim-ultaneously.An unstable,fluctuating Bunsen burner flame is investigated.Theexperiment demonstrates that the quantitative results can be deliveredin a turbulent flow with fluctuating density by means of speckle photog-raphy.A natural convection along a...

A laser schlieren-speckle interferometry system for diagnos-ticating the field of phase object,such as combustion,convection.free-jet,supersonic flow and plasmaetal,is proposed.With this opticalsystem,a specklegram and a shearing interferogram can be taken sim-ultaneously.An unstable,fluctuating Bunsen burner flame is investigated.Theexperiment demonstrates that the quantitative results can be deliveredin a turbulent flow with fluctuating density by means of speckle photog-raphy.A natural convection along a vertical heated plate is investigatedquantitatively by both methods,speckle photography and schlieren inter-ferometry,and a good agreement between the two methods is obtained.

本文给出了诊断相位场,如燃烧、对流、自由射流、超声速流场和等离子体等的一种激光纹影-散斑干涉系统。利用这套光学系统可在同一瞬时获得流场的散斑图和与之相应的剪切干涉图。作为实验,对一非定常波动的火焰(本生灯)进行了测试,实验表明用散斑照相术有可能得到密度波动的湍流场的定量结果;作为定量测试,对一沿竖直平板的自然对流,同时应用散斑照相和差纹影干涉术进行了定量分析,其结果的一致性很好。本文最后给出了散斑图的傅氏变换空间滤波的全场类似子纹影干涉图的流场显示照片。

Applying the technology of the fluid-bed spray granulator preparation of the extract granulator it is difficult to determine the value of technical parameters, because of the low rate between powder's material and that of liquid and the large fluctuation of relative density of the extract used to replaceing binder. This paper is able to determine quickly the rational parameters by means of optimum methods.

应用流化制粒技术制备浸膏颗粒时,由于原料以低粉液比例存在,以及代替粘合剂的浸膏相对密度波动较大,工艺参数很难定值。本文采用多种优化方法结合进行摸索,能较快确定合理参致。

This paper starts with a review related to the tomography for acoustic / clastic waves and then proceeds to the formula derivation for medium parameters from observed wave-fields. By using the Back-propaga tion algorithm, parameters including the velocity and the density arc able to be extracted for different frequencies based on the wave equation involving varying density parameters. For clastic waves, there arc four scattering wave modes (P-P, P-S, S-P and S-S) which arc exploitable for the recovery of clastie...

This paper starts with a review related to the tomography for acoustic / clastic waves and then proceeds to the formula derivation for medium parameters from observed wave-fields. By using the Back-propaga tion algorithm, parameters including the velocity and the density arc able to be extracted for different frequencies based on the wave equation involving varying density parameters. For clastic waves, there arc four scattering wave modes (P-P, P-S, S-P and S-S) which arc exploitable for the recovery of clastie parameters.

本文讨论了声波及弹性波层析成像技术,导出了由观测波场提取介质参数的公式。在含有变密度的波动方程中,利用反传算法,在不同的空间频率上均可提取速度及密度参数。对于弹性波,我们可以利用四种散射场,即P—P、P—S、S—P、S—S波场恢复弹性参数。

 
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