查询词典 analysis formula

The Collins formula in spatial frequency domain is generalized into axially nonsymmetrical optical system in terms of tensor analysis method.

运用张量分析方法把轴对称系统中的空间频率域的柯林斯公式推广到一般的非轴对称光学系统，并推导了在空间频率域中适用于非轴对称光学系统的张量ABCD定律。

Furthermore, the paper uses the pyrology calculational formula to estimate the temperature of torpedo cars body inside and ektexine. It also provides significative results and concretes analysis methods.

利用热工理论计算公式对混铁车罐体的内衬及外壁温度进行了估算，给出了一些有意义计算结果，并提供了具体的分析方法。

Through the analysis of the torsional stress produced in the open sections vehicle frame s under typical operation conditions the calculating formula is achieveal,which leads to the stress distribution of the open section frame and the ideas of improving the distribution of the torsional stress are discussed.

通过对常见开口截面车架在典型工况时扭转应力的分析，推导出扭转应力计算公式，从而得出了开口截面车架的一些应力分布规律，提出了改善车架扭转应力分布的具体措施。对汽车车架设计方案的拟定和车架应力分析具有指导作用

Logical analysis and formula of total probability are used to establish the main electrical wiring reliability model,and computation algorithms for complex wiring are derived.

对发电厂电气主接线可靠性计算进行原理分析，利用逻辑分析和全概率公式建立电气主接线可靠性模型，进而推导出面对工程中各种复杂主接线方式的计算方法。

In order to calculate the integral of the Planck's blackbody formula within a limited region, trapezoid method and Simpson's method two kinds of numerical integral methods were used, and the analysis and comparison were carried on.

对普朗克黑体公式有界域内的积分，利用梯形法和辛普森法两种数值积分方法进行了分析和比较。

Trilinear hysteretic model is put forward for SRSHC, and the calculation formula of the characteristic parameters in hysteretic model of SRSHC is put up. This model also can be usedfor steel reinforced high strength concrete columns. It is the basis of the time analysis of elasto-plastic dynamic.

通过对试验试件的滞回曲线分析，提出了刚度退化的三线型钢骨超高强混凝土柱恢复力模型，通过试验现象和数据，求出了其特征参数的计算公式，从而为工程上进行弹塑性时程分析提供理论基础。

METHODS The structures of compound I, extracted from Clausena lansium Skeels, and synthesized compound III were determined by single crystal X-ray diffraction analysis. The stereo-structures of compound II and IV were also built up through Tripos force field based on crystal structures of compound I and III. RESULTS The molecular formula and molecular weight were found to be C18H17O2N and 279.34 respectively.

方法用单晶X-射线衍射分析法测定了从植物黄皮提取物中分离得到的化合物I和采用合成方法得到的化合物III的晶体结构，并用分子力学计算方法分别模建化合物II和IV的立体结构。

Rev limit formula was put forward after the analysis and calculation of rev limit of measurement turnplate of the pellet full-automatic packaging machine on the base of the theory of mechanics and kinematics.

摘要以力学和运动学为理论基础，对颗粒型全自动包装机计量转盘的极限转速进行了分析计算，并得到了极限转速公式。你知道它的英文吗？

The best introduction to the incorporation of uncertainty in real estate investment analysis is by Wendt and Ced, in which they modify the Inwood formula for calculating the internal rate of return by replacing the certain future variables with the mean value

最好介绍的不确定性纳入房地产投资分析的温特和土木工程署，他们在修改因伍德的计算公式的内部回报率，将未来某些变量与均值

Based on variational principle and split-based interpolation finite element method for fast and accurate analysis of normal mode helical antenna,Combination of genetic algorithm and then load the normal mode helical antenna loaded on the value of lumped elements,Load location,and matching network integrated optimal design parameters,And using Sherman-morrisorr Woodbury formula to quickly solce the load component values and load the changed position of the impedance matrix equation to improve the efficiency of optimized design.

采用基于变分原理和剖分插值为基础的有限元法来快速精确分析法向模螺旋天线，然后结合遗传算法对加载法向模螺旋天线上的加载集总元件的值、加载位置以及匹配网络参数进行一体化优化设计，并采用Sherman-Morrisorr Woodbury公式来快速求解加载元件值和加载位置改变后的阻抗矩阵方程，提高优化设计的效率。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失