证明了在总反射能量系数为最小时,其各点摩擦系数的最佳分布为一确定的渐增序列。
It may be shown that the optimum distribution of the friction coefficient of points on the absorber is a gradually increasing series when the total reflection energy coefficient is at minimum.
用这个关系式与实际油藏压力资料进行历史拟合,可同时求得油藏和含水层的弹性能量系数以及水侵系数。
This relationship is matched with the actual reservoir pressure history, to obtain the elastic energy factor of the reservoir and the aquifer and the water influx factor, simultaneously.
也就是说能量等于质量乘一个系数,能量和质量是可以相互转化的。
It means energy is a product of a mass and a coefficient, energy and mass can be converted to one another.
为此,建立了基于影响系数的协调方程和能量最优解析方程,使拉力分布的最优解呈显式表示。
Thus, based on effect coefficient harmonic resolution and energy optimal resolution equation are established, which is shown by very simple expression.
根据对上海一办公楼建筑通风系统的实测,分析了能量利用系数用于评价自然通风系统运行效果的不合理性。
With the tested result of natural ventilation system in an office building in Shanghai, analyses the irrationality of using the energy utilization coefficient to evaluate natural ventilation.
通过基于子波的分析方法,对压力数据进行了分析,获得了基于子波系数的频带能量谱和冲击波强度指数。
Pressure data were analyzed by wavelet transform in wavelet domain. Frequency band energy spectrum and intensity index of ISW based on wavelet coefficient were obtained.
采用线性组合算符和幺正变换的方法,得出极化子基态能量与色散系数、耦合强度以及磁场强度之间的关系。
The relations of the ground state energy with the coefficient of dispersion, strength and magnetic field strength are derived by using linear-combination operator and unitary transformation method.
在小波分解的基础上,将小波系数绝对值与局部能量二个激活度量相结合,提出了一种新的小波图像融合算法。
By conjoining the wavelet coefficient absolute value with the local area energy, a new image fusion algorithm is proposed based on the techniques of wavelet decomposition.
利用光纤直接曝光固化实验,得到了紫外光固化树脂的临界固化能量和吸收系数两个特征值;
By the experiments of solidification with the UV optical fiber directly, two eigenvalues for UV photopolymer solidification, critical solidification energy and absorption coefficient were calculated.
给出了几种位势的透射系数随入射粒子能量变化的曲线,研究了谐振隧穿现象。
Resonance tunneling phenomena are studied with the curves of transmission coefficients varying with the energy of incident particles.
采用非线性参数估计可同时估计出热扩散率、散热系数以及试样吸收的能量。
The nonlinear parameter estimation technique can simultaneously estimate the thermal conductivity, heat transfer coefficient and absorbed energy.
提出了一种连续可调、大衰减系数的激光能量衰减器。
We propose a continuously adjustable, large attenuation factor laser energy attenuator.
在一实际煤粉火焰条件下,计算了可在单膜(SF)模型中直接应用的可比能量分配系数,并与传统SF模型的取用值进行了比较。
Under a practical pulverized coal flame condition, the comparable energy distribution coefficient was calculated and compared with the value used in the traditional single film (SF-CO) model.
通过跟踪辐射能量,导出三层参与性介质内的辐射传递系数。
The radiative source term in the energy equation is expressed by radiative transfer coefficients.
得出了在被检测结构一定的条件下,大的回波能量透射系数对应有一最佳检测频率。
In a certain medium structure, the echo energy transmission coefficient changing with the ultrasonic testing frequency is studied and the maximum magnitude is obtained.
尖锐的、不规则形状的磨粒,摩擦系数、能量消耗、磨损速度都较大。
If grit is sharp anp irregular, the coefficient of friction, consumption of energy and wear speed will be greater.
基于模拟的CHAMP卫星观测数据,分别用数值微分法和能量守恒法恢复50阶次的重力位系数。
Numerical differential method and energy balance approach are applied respectively to recover the geopotential coefficients until 50 degree based on the simulated observation datum of CHAMP.
利用微差井温确定原始地层的导热系数,基于能量守衡(地热流密度相等)这一原理。
The principle of determining thermal conductive factor of original formation through microdifference temperature is conservation of energy(equal density of geothermal heat flow).
利用数值模拟方法研究了土中装药不同埋设深度爆炸能量分布问题,通过试验得到了耦合系数数据。
The energy distribution for ground shock of explosion with different buried depths in soil is studied with numerical simulation method, and the coupling coefficient data is gained from test.
游梁式抽油机的耗能量与载荷波动系数CLF成正比。
The energy consumption of the beam pumping unit is proportional to the coefficient of load fluctuation CLF.
确定网络能量函数的加权系数很困难,引入竞争机制后,大大简化了问题的难度,相关的网络参数较容易确定。
It is the most difficult to determine the weight coefficients of the energy function. If we introduce the competitive mechanism, to determine the pertinent parameters is easy.
比如感应系数法、能量变换法、图解法、模拟法、经验法、有限元法等。
For example, induction coefficient method, energy transformation, graphical method, simulation, finite element method, and so on.
我们研究了衰减系数和能量密度、脉冲宽度及脉冲频率之间的关系。
We also investigate the relationship between the total attenuation coefficient and the energy density, pulse duration, and pulse repetition.
本文主要研究如下三个过程,通过采用激光感应荧光光谱技术,测量得到了相应过程的碰撞能量转移截面,碰撞转移速率系数。
In the present work, we focus on studying three processes and obtain collisions cross sections and rate coefficients by the technique of laser induce fluorescence spectroscopy.
碰撞能量合并逆过程速率系数由原子密度和荧光强度比得到。
The measured density and fluorescence intensities have been used to obtain reverse energy-pooling rate coefficients.
通过能量守恒推导材料体吸收系数与材料反射率和透射率的关系。
The relation of the volumetric ratio , reflectivity and transmissivity can be deduced by the conservation law of energy.
测得这种能量转移过程的速率系数和碰撞截面,可以获得原子之间以及原子与分子之间相互作用势的许多信息。
We can obtain a lot of information about interactional potential between atoms or atoms and molecules by measuring rate coefficients and cross sections.
讨论碰撞过程中能量转化和能量损失,给出恢复系数的能量表达式。
The energy conversion and loss in collision are discussed, a formula of coefficient of restitution is obtained by energy.
进行管网水力计算时,忽略结点处的局部能量损失或采用不变的局部能量损失系数均是不合适的。
During the hydraulic calculation on pipeline network, it is unacceptable to neglect local energy loss or to adopt constant local energy loss coefficients.
进行管网水力计算时,忽略结点处的局部能量损失或采用不变的局部能量损失系数均是不合适的。
During the hydraulic calculation on pipeline network, it is unacceptable to neglect local energy loss or to adopt constant local energy loss coefficients.
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