The assumptions for these fluctuating values are fixed in Limits to Growth model, but in reality the assumptions themselves have coevolutionary mechanisms that flux over time.
在“增长的极限”模型中,这些波动数值的假设都是固定的,但是,在现实生活中,这些假设本身就拥有共同进化的机制,会随着时间的变化而变化。
You can see the flux could be as high as that in the centre of the core in this model.
你能看到流量能够和在这个,模型中的核心一样高。
The model simulated a solar storm stronger than the so-called Halloween solar superstorms of 2003 and investigated what effect the resulting flux of electrons would have on LEO satellites.
该模型模拟的太阳风暴比2003年的Holloween超级太阳风暴还要强烈,并研究出结果中的电子助焊剂对低轨道地球卫星产生的影响。
After a brief introduction of the two-phase excitation scheme, the flux linkage model of a SRM under two-phase excitation is developed using FEA.
文中首先简要介绍了这种两相励磁系统的结构,然后提出了两相励磁下SRM的磁链模型。
The rotating irradiation model for ND silicon presented in this paper gives distribution, mean value and heterogeneity of the thermal flux on the cross section of silicon.
本文提出的中子掺杂硅单晶旋转辐照模型,给出了热中子通量在硅断面上的分布.平均值和不均匀度。
The equations of conservation of flux is adopted as the mathematical model for the problem.
这方法以积分形式的通量守恒方程作为问题的数学模型。
A new nozzle is developed and the model is set up to estimate the critical flux.
研制了新型的冷却喷嘴,并建立了估算临界流量模型。
This paper discusses the integration of hydraulic calculation and GIS, and then brings up the model network creation algorithm and the flux induction algorithm.
本文讨论水力计算与GIS的集成方法,并提出了模型网络生成算法和流量归结算法。
The resistance -in-serials model are applied to the correlation of flux of ultrafiltration with operation parameters such as operation pressure , feed concentration and operation velocity.
由阻力串联模型出发,建立了本研究体系超滤膜通量与供试液浓度、操作压力及操作流速之间的数学关联式。
The key to realize a practical rotor field oriented vector control system of inductive motor is both the calculative precision of flux model and the adjusting of PI regulator.
实现实际转子磁链定向矢量控制系统的关键是磁链模型的计算精度和环路PI调节器的正确整定。
The model of thermal expand valve is built and the connection of flux, pressure difference between the front and behind of the valve and cryogen dryness of inlet and outlet.
建立了热力膨胀阀模型,重点建立了流量与阀前后压差及制冷剂进出口干度的关系。
Current model is the key part in the rotor flux linkage oriented control system, and its discretization analysis is conducted.
电流模型是转子磁链定向控制的关键,这里对其进行了离散化分析。
The rigid body model of single suspension magnet are established with flux density as state variable and the system stability is analyzed with flux feedback control.
建立以磁场强度为状态变量的单悬浮电磁铁刚体模型,分析磁通反馈控制下系统的稳定性。
A three dimensional model in rectangular microchannels with constant heat flux was developed to predict the steady annular condensation.
建立了恒热流边界条件下矩形微通道中环状冷凝过程的三维模型。
The adjustable model contains the information of rotor speed and a current model rotor flux observer.
可调模型包含电机转速的信息和一个电流模型转子磁链观测器。
Surface parameters is retrieved from Remote Sensing, which is the main connotation of the surface flux retrieved from quantitative Remote Sensing model.
在这些地表通量定量遥感模型中,以遥感信息反演地表参数是其主要的内涵。
The stator flux is estimated by adaptive compensated voltage model, and the speed is estimated with PI adaptive method.
系统采用具有自适应补偿的电压模型估算定子磁链,PI自适应法估计转速。
The optimization models of heavy oil consumption and the on-line measurement model of heavy oil flux are central contents of this paper.
重油消耗量最优化模型和重油流量在线计量模型是本文研究的核心内容。
At present, the flux estimation based on voltage model is widely used in direct torque control system.
目前,在直接转矩控制中大多采用电压模型来估算定子磁链。
The model indicates that the economic spread flux of central city to satellite city is in proportion to the capacity of traffic passages and industrial gradient between them.
模型表明主城对卫星城市的经济扩散通量与其间交通通道的通过能力及两城市间的产业梯度呈正比。
The paper describes the model for calculating the neutron flux density distribution in two dimensional hexagonal geometry assembly of light water reactor (LWR) by transmission probability method.
研究利用穿透概率法求解二维六角形轻水堆燃料组件内中子通量密度分布。
The parameters of the NAM hydrological model are researched on affecting the depth of runoff volume, flood peak flux and flood peak appearance time.
利用灰色系统关联分析方法来研究NAM模型参数对模型模拟径流深、洪峰流量和峰现时间的影响。
To solve the leak detection and location problem in pipeline flux, we built neural network model based on the difference of leak wave and normal signal.
为了解决目前管道流量泄漏监测和定位问题,根据管道泄漏应力波和正常信号的区别,建立神经网络模型。
Physical model and the analytic expression for calculating the flux of the detector are given.
给出了计算探测器通量的物理模型及其解析表达式。
The heat flux model was applied to prediction of the heat flux.
热通量辐射模型估算辐射通量。
This paper analogy the selection of voltage space vector and the flux linkage estimate model of the direct torque control system of PMSM, and the realizing project of the system.
文章分析了永磁同步电机直接转矩控制系统的电压空间矢量选择和磁链估计模型,并提出了系统的实现方案。
With all flux density distributions, one period was considered starting from the left end of the model.
所有磁密分布只考虑一个周期,起点从模型的左边端点开始。
Using the -coordinate POM model, the effects of variation for flow core position and flux on Kuroshio frontal meander are studied.
本文运用简化的坐标POM模式研究了东海黑潮锋面弯曲的产生与成长机制。
In a direct torque fuzzy control system of electric vehicle, when the voltage model is used as stator flux observer, the system's low speed performance becomes poor.
电动汽车直接转矩模糊控制系统中,定子磁链观测器采用电压模型时,系统低速性能变差。
Using the proposed model, the relation between the magnetic flux density in the air of the giant magnetostrictive force sensor and the value of force applied on the magnetostrictive rod is calculated.
应用该模型计算了超磁致伸缩力传感器空气隙中的磁感应强度和磁致伸缩棒上施加力的关系,并与实验值进行了比较。
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