计算公式

A fault calculation method to determine faults with the conversion matrices in phase coordinates, to determine multiple faults with equal time and elements with unsymmetrical parameters is developed with the sequence network decoupled from symmetrical components coordinates.

利用对称分量变换将相分量坐标下的故障处理方法和计算公式转换到对称分量坐标下，提出了完全使用对称分量坐标系的多态对称分量法。并利用反映网络等效变换的方程降阶方法进一步提高计算效率。

The coefficients of load distribution along the contact line of pitch position in axial middle section are obtained.

应用它计算了六对齿轮在不同接触线上的载荷分布，得出齿轮在轴向中间截面节点位置啮合时接触线上的载荷分布系数，分析了轮齿刚度的变化规律，给出轮齿刚度的简化计算公式。

After getting 25 sets of data,we figure up the corrugations on the starting position according to the delay formula,and then pile up these corrugations,at last ,after figuring up the capacity value of each lattice point,we change them into the pixel gray value,and portray them in the 3-dimensional space one by one.

得出25组数据之后，分别根据时延计算公式推算出其起始位置的波形，并将这些波形进行叠加，最后在计算出每个网格点的能量数值之后，将之按比例转化为像素灰度值，在三维空间逐个绘出。

A Study on Fraunhofer Double-Slit Diffraction by Applying Simulation Technology;2. Based on Kirchhoffs theory,the approximate intensity formulas of double-slit diffraction of Gaussian Beam is derived under paraxial approximation with power series expansion methods.

依据基尔霍夫衍射理论，利用幂级数展开的方法推导出旁轴条件下高斯光束双缝衍射的近似光强计算公式，并通过数值计算对双缝衍射的基本特性进行了讨论，得出了与其他文献一致的结论，得出了高斯光束下的双缝衍射极小值点比平行光束双缝衍射的极小值点向外移，观察屏中心光能变小；光强分布可由激光斑在衍射屏处的参数调制的结论。

There are not primitive roots,for mod n,by computing the order of "product number", for "product module",this artical has made a number(call generalized primitive root ),parametrically,which order is also the common multiple of the all orders.

对于没有原根的模n，通过乘积数对乘积模的次数的计算，该文构造性地得到一种整数，其次数也是所有次数的公倍数，并得到这个公倍数次数的一种计算公式。

The calculating formula for fatigue reliability of single component was deduced. A criterion of fatigue failure of integral platform and the method for determining key failure mode of platform were suggested,and the computing method for failure probability of integral platform was presented.

在此基础上给出了单个构件的疲劳可靠性计算公式，提出了平台整体疲劳失效的简化判断依据和平台关键失效模式的确定方法，并给出了平台整体失效概率的计算方法。

Key words:psychrometer coefficient, ambient temperature, relative humidity, calculation

经验证，使用此计算公式获得A值后再计算出相对湿度，其误差小于1.4％。

When the rotational quantum number J is greater or smaller than 16, the absorptivity almost exponentially decreases with the increase or decrease of the J.

为了验证计算公式的可靠性，在实验室中进行了模拟大气测量，其测量结果和理论计算结果具有较好的一致性。

A numerical method using high resolution scheme was established for the real gas which is described with properties or.

推导出一种用密度和内能或密度和比内能描述的真实气体的高分辨率数值格式，采用IF97计算公式设计相应的以为变量的水和水蒸气性质表，并用一种快速插值的方法将表格中的水和水蒸气状态参数应用到流体动力学计算中。

For performance reasons, we do not want the server to read the workbook file from disk again, or to recalculate formulas that do not need recalculation.

从性能方面考虑，我们不希望服务器重复从磁盘中读取工作簿，或者在不需要重新计算时重新计算公式。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。