查询词典 distribution curve

Distribution of luminous intensity that may be represented by rotating about an axis a polar luminous intensity curve in a plane containing that axis.

可以围绕一个旋转轴或至少一个对称面的光强度分布。

With increase of voltage, the distribution for larger droplets became narrow and the curve shape of probability density function became nearly symmetric.

随着电压的升高，大雾滴尺寸分布有所变窄，概率密度曲线趋近对称。

For this objection, we propose a kind of optimal interpolator in the senes of the minimizing mean square error, which using the image nonseparable autocorrelation function model and characteristic of circular quincunx interpolator's coefficient distribution. The experiments testified that the interpolating characteristic of APIDCSF is similar to the optimal interpolator. A quasi-vanishing moment curve is proposed here.

消失矩高的滤波器内插性能好于消失矩低的滤波器，或者说支撑大的滤波器内插性能好于支撑小的滤波器，对于支撑相同但消失矩不同的不同类滤波器，提出了准消失矩曲线，可以检测二维不可分离的内插滤波器的内插性能以及在相同支撑下低阶消失矩与高阶消失矩滤波器的相似度。

The FEA for the temperature field in radial tire structure is described,the temperature field distribution in 9 00R20 tire under certain conditions is analysed with the FEA method and the temperature profile and curve of the tire structure are given.

介绍了子午线轮胎结构温度场的有限元分析方法，并分析了 9 0 0R2 0子午线轮胎在特定条件下的温度场分布，给出了轮胎温度场分布图和温度分布曲线。

The re-parameterization by Mbius transformation maintains both the same shape and the same control points of rational Bézier curve, only changes the distribution of the parameter.

Mbius变换能够保持有理Bzier曲线的控制顶点和形状不变，仅仅改变曲线的参数分布情况。

In this paper, a new tracing algorithm is presented for planar curve reconstruction based on the regular distribution property of the point set.

根据实际采样中离散点分布相对集中的特点，给出了一个用简单曲线拟合平面上的无序点集的跟踪算法。

Producted RF and CRF aerogels by process of sol-gel technics, dynamic-exchange, CO2 supercritical drying, and procedural increase in temperature carbonization methods, which have eximious capability and nanometer network structure; Systemic analysis various factors which effect gel course, such as ratio of reactants and the dosage of catalyst, and probed into the better experiments conditions(the concentration of resorcinol and formaldehyde is more than 2% and the value of R/C is between 50 and 300); During gel course , primary investigated the viscosity curve and particle size distribution of sol-solution, and analyzed the reason of catalyst dosage effects particle size of gel, and confirmed that the up-growth of gel follows the theory of " polymerize increase ".The experiment results indicated that ultrasonic with unvarying temperature disposal shortened gel time and optimized quality of gels, and the factors of ultrasonic effect gel reaction velocity were analyzed; Prepared organic aerogels using compounds of resorcin and hydroquinone substitute resorcinol reacts with formaldehyde the first time, and also optimized the proportion of resorcinol and hydroquinone (the proportion of hydroquinone in 10%～40%).

采用溶胶-凝胶工艺结合动态溶剂交换、CO2超临界流体干燥与程序升温碳化方法制备出性能优良、具有纳米网络结构的RF与CRF气凝胶；深入研究了反应物配比催化剂用量等条件对凝胶过程的影响，得到了较佳的RF凝胶制备条件(RF浓度应大于2%，R/C值取50～300)；初步研究了凝胶过程中的粘度、粒径变化情况，分析了催化剂用量影响凝胶中粒子尺度的原因，在实验上印证了凝胶生长遵循"聚增长"的理论；通过引入超声波改进了RF气凝胶的制备工艺，缩短了凝胶反应时间，提高了凝胶品质，并探讨了超声波促进RF凝胶反应作用的原因；首次用对苯二酚与间苯二酚复配制备了混合有机气凝胶，优化出复配比(对苯二酚含量为10%～40%)。2。

The mean velocity distributions in turbulent boundary layers of smooth surface and two different riblet surfaces are measured with IFA300 constant-temperature anemometer in low-speed wind tunnel to validate the full development of turbulent boundary laye. Friction velocity and wall friction stress of turbulent boundary layer are obtained with the least-squares fitted curve of the sublayer velocity distribution based on Spalding formula, and virtual origin position of riblet surface can be acquired accurately.

在低速风洞中来流速度一定的情况下使用IFA300恒温热线风速仪测量了光滑表面和两种不同尺寸的脊状表面湍流边界层平均速度分布剖面，并验证了试验段湍流发展的充分性；通过应用Spalding壁面公式使用最小二乘法精准拟合了实验测量的边界层内层速度分布曲线，得到了湍流边界层壁面摩擦速度并进一步求得湍流壁面摩擦应力，较准确地计算出脊状表面的虚拟原点位置，并通过与对数律公式拟合结果比较分析，证实了该方法更加准确有效。

The code considers both transverse and longitudinal movements in the accelerators using a used 4 order variable step Runge Kutta method to calculate the beam envelope of the transverse movement , the phase oscillation curve of the longitudinal movement, the energy growth, the energy distribution at the exit, and the longitudinal electric and magnetic field distributions.

L INE- ACC/ PC程序同时考虑了加速器中的横向运动与纵向运动，运用了四阶变步长 Runge- Kutta法计算了行波电子直线加速器束流横向运动包络线、纵向运动相振荡曲线、能量增长、出口能量分布和纵向电场、磁场分布。

The code considers both transverse and longitudinal movement s in the accelerators using a used 4 order variable step Runge Kutta method to calculate the beam envelope of the transverse movement, the phase oscillation curve of the longitudinal movement , the energy growth, the energy distribution at the exit, and the longitudinal electric and magnetic field distributions.

L INE- ACC/ PC程序同时考虑了加速器中的横向运动与纵向运动，运用了四阶变步长 Runge- Kutta法计算了行波电子直线加速器束流横向运动包络线、纵向运动相振荡曲线、能量增长、出口能量分布和纵向电场、磁场分布。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。