查询词典 average value

Normal distribution in statistics is based on the probability density function in the form of representation, and set up a continuous random variable X, the probability density function f has the form of Figure 1, where a, b are constants and were known as the average value and standard deviation,π, e, respectively pi and natural constants, claimed that X subject to parameters a, b of the normal distribution.

正态分布在统计学中是以概率密度函数的形式表述的，设连续型随机变量X的概率密度函数f有图1中的形式，其中a、b为常数，分别被称为平均值和标准差，π、e 分别为圆周率和自然常数，则称X服从参数为a，b的正态分布。

According to the deflection relativing to reference GPS system, a deflection ratio computed from average value can be defined.

因为由于分组不可分导致PFQ算法的规范化服务量一定会和GPS产生偏差，那么只要保证各流偏差的程度完全一样，也能获得理想的公平性。

Measurements of this type suggest that the average value for double-helical B-type DNA is 10.5 bp/turn.

这种类型的长度表明B型双螺旋DNA的平均值为10.5bp每圈。

In this paper, a new type of statistical feature of the pump dynagraph grey scale, such as the average value, variance, deflection, keenness, energy and entropy.

本文提出提取泵功图的灰度统计特征：灰度的均值、方差、偏度、峰度、能量以及熵。

In this paper,using non-linear equation groups indicating the relations between liquid rocket engine performances and interference factors,the engine performances are simulated by MonteCarlo method' A empirical distribution curve and statistical average value and believalbe range are obtained.

利用液体火箭发动机性能参数和内外干扰因素之间的一组随机非线性方程组，采用Monte－Carlo方法对发动机性能参数进行了模拟。

Week 10 Thermodynamic system, microscopic quantity and macroscopic quantity, statistical average value, pressure equation, temperature equation, concept of degree of freedom, theorem of equipartition of energy, internal energy of ideal gas.

第10周热力学系统，微观量与宏观量，统计平均值；压强公式、温度公式；自由度的概念，能量均分定理和理想气体的内能。

Thermodynamic system, microscopic quantity and macroscopic quantity, statistical average value, pressure equation, temperature equation, concept of degree of freedom, theorem of equipartition of energy, internal energy of ideal gas.

热力学系统，微观量与宏观量，统计平均值；压强公式，温度公式；自由度的概念，能量均分定理和理想气体的内能。

According to the mechanism of producing transformer excitation surge current caused by saturation of transformer core, the paper put forward a kind of method to discriminate excitation surge current and short-circuit current adopting calculation of equivalent instant excitation inductance average value.

从变压器励磁涌流的产生是由于变压器铁心饱和这一原理出发，提出了一种利用计算等效瞬时励磁电感平均值来区分励磁涌流与短路电流的方法。

The results showed that: the concentrations of PAHs were in the range of 84.5ng/g to 167.6ng/g, and the average value was 138.62ng/g in surface sediments.

结果表明，表层沉积物中PAHs的浓度范围为85.4~167.7ng/g，平均值为138.62ng/g，总多环芳烃的最大值是椒江码头。

B ased on capillary pressure data from sem i-permeable clapboard, relationship betw een T2 geometric average value and po rous structure parameters can be obtaine d, and also a method to determine porous structure parameters be found by using MRIL data.

本研究以半渗透隔板的毛管压力资料为基础，建立了核磁共振测井中的T2几何平均值与孔隙结构参数之间的关系，并建立了应用核磁共振测井资料确定储层微观孔隙结构参数的方法。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。