与实验比较,给出了隙态分布的位置、宽度和高度,也给出了电子迁移率和复合系数。
Compared with the experimental results, the position, width and peak of distribution of states in gap, and also the electron mobility, cross section ot capture are obtained.
水在生物组织内的流动程度,可以由一个被称为表观扩散复合系数(ADC)的参数去量化之。
The extent of water mobility within biological tissues can be quantified by a parameter called the apparent diffusion coefficient (ADC).
讨论了可变导热系数的复合介质的导热性。
The thermal conduction of a composite medium with variable thermal conductivities is discussed.
设计完成对复合材料的热膨胀系数的计算和预测功能。
Designed to complete the composite coefficient of thermal expansion of the calculation and prediction functions.
研究表明,随着钢纤维的体积分数增大,复合材料的分散系数和抗压强度增加。
The research indicated that dispersal coefficient and compressive strength of the composites increase with the volume fraction.
随着石墨颗粒含量从5%增加到20%,镁合金基复合材料的耐磨性得到明显的改善,磨损质量损失与摩擦系数都降低到较低水平。
With graphite particle content increasing from 5% to 20%, wear weight-loss and friction coefficient of the composites are obviously declined, greatly improving wear resistance of the composites.
用这些计算方法,首次从实验上求得了空位与溶质原子复合体分别在低张应力状态和无应力状态下的扩散系数。
Using these approaches diffusion coefficients were obtained for the first time for complexes under tensile stress condition and no stress condition respectively.
齿顶高系数是设计齿轮时的重要几何参数,也是影响复合齿轮泵流量特性的重要参数之一。
The addendum coefficient is an important parameter in the designing the gear, and to affect the discharge characteristic of compound gear pump.
最后,借助上述离散随机序,在复合二项破产模型中探讨了个体索赔额对于最终破产概率与调节系数的影响。
Finally, in virtue of all stochastic orders mentioned above, we explore how the individual claim affects the ruin probability and adjustment coefficient in compound binomial ruin model.
测量发现,随碳黑含量的增加,复合体系的吸收系数逐渐增大,并伴随折射率的相应增加。
It is found that the absorption coefficient and the refractive index of the composite increased with increase of carbon black content.
研究了金属基体及其中镍铬合金的含量对复合材料的硬度、摩擦系数和磨损率的影响。
The effects of metal base content and NiCr alloy addition on hardness, friction coefficient and wear rate of the composites were studied.
该复合材料的热变形温度有所降低,但线膨胀系数减小。
Thermal deformation temperature and liner expansion coefficient of the composite were decreased.
摘要利用由三角级数和幂级数复合构成的函数项级数的有关性质,得到了一类变系数非齐次调和方程边值问题的级数解。
In this paper by using the property of Fourier series a compound series consisting of trigonometric series and power series is established.
研究酵母硒和茶多酚配伍的复合肉质改进剂对育成鸭屠宰性能、脏器系数和肌肉成分的影响。
The study was conducted to investigate the effects of the compound meat quality ameliorant on carcass traits, organ coefficient and muscle composition of meat ducks.
复合硅酸盐保温材料可塑性强、导热系数低、耐高温、浆料干燥收缩率小等特点。
Composite silicate insulation material plasticity, low thermal conductivity, high temperature resistant, low pulp drying shrinkage rate, etc.
本文对M27和M24两种直径高强度螺栓进行了复合应力系数测定和预拉力损失试验。
The composite stress factor and pre-tensile force loss of the two diameter high strength bolts of M27 and M24 are experimentally determined in the paper.
研究了增强相和界面对这三种复合材料的热导率和热膨胀系数的影响,并对这些性能进行了理论分析和数值模拟。
The effects of reinforcer and interface on the thermal conductivity and CTE of the composites were investigated, and the properties were analyzed and simulated.
在相对简单的实验设备下,得到较高精度金属复合引线的热膨胀系数值。
High precision CTE of the metal composite leads can be got with the relatively simple experimental equipments.
在实际应用中,正确地测定和估算某些多层复合材料的导热系数,具有重要的意义。
It is of importance to determine and estimate accurately the thermal coefficient of some kinds of layer compositer.
本文提出了一个计算单向纤维增强复合材料横向弹性模量和泊松系数的边界元计算模型。
This paper proposes a BEM computation model to calculate the transverse effective moduli and Poisson's ratios of unidirectional fiber reinforced composites.
针对纤维增强复合材料的属性特点,应用坐标系转换原理推导出通孔法测量复合材料残余应力时的应力释放系数公式。
The relieved coefficients during the measurement of the residual stresses in the fiber reinforced composites by the hole drilling method were given with conversion of the two coordinate systems.
试验结果还说明复合材料边缘有提高应变集中系数的效应。
The experimental result also shows that composite edge has the effect of increasing strain concentration factor.
通过模型计算对硬硅钙石型硅酸钙、气凝胶及硬硅钙石-气凝胶复合绝热材料的导热系数进行了对比研究。
The effective thermal conductivities of xonotlite-type calcium silicate, aerogel and xonotlite-aerogel composite insulation material were compared by model calculation.
讨论了复合速率系数随电子温度,原子序数,复合类型以及双激发态中俘获电子的主量子数的变化关系。
The variation of state to state DR rate coefficients with the electronic temperature, DR type, and the principal quantum number of intermediate resonance states is discussed.
提出应力屈服条件的应变屈服轨迹,给出了复合胀形极限成形系数的解法;
The strain yield locus of the stress yield criterion was advanced and the strain ellipse method for calculating the limit bulging coefficient was given.
通过对铜冷却壁的传热过程分析,得到热面复合传热系数的计算公式。
A formula of combined heat transfer coefficient was obtained based on the analysis of heat transfer of copper staves.
本文目的在综合叙述及推导复合指数函数的幂级数之系数间相关不等式。
In this paper, we describe some inequalities for the Taylor coefficients of a composite exponential function.
基于细观力学方法建立了两种预测单向复合材料的热膨胀系数的方法。
Two methods are established to predict the thermal expansion coefficient of Unidirectional composite based on micro-mechanics.
实验结果表明:复合材料具有明显的渗滤效应及正温度系数效应。
The results showed that the composites exhibited percolation threshold effect and positive temperature coefficient effect.
实验结果表明:复合材料具有明显的渗滤效应及正温度系数效应。
The results showed that the composites exhibited percolation threshold effect and positive temperature coefficient effect.
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