计算公式

And studied the method of application of network calculus to resource reservation.Based on network calculus,derived the effective bandwidth constrained by end-to-end delay and equivalent capacity for a given buffer size.Analyzed network performances such as maximum delay and queueing buffer length,gave the arrival curve and service curve.

深入研究了网络演算在网络资源预留中的应用方法，推导出了基于端到端时延约束的有效带宽和基于缓冲区长度约束的等效容量计算公式，分析了给定到达曲线和服务曲线条件下网络性能的计算方法。

The difference on this kind of conclusion is not originate uses data and computation are formulary, originate however the investment when calculating labor productivity and yielding unit of measurement.

这种结论上的差异并非来源于所采用的数据和计算公式，而是来源于计算劳动生产率时投入和产出的计量单位。

Based on the reasonable simplification and assumption for slewing ring in mechanical engineering, calculating the pressure on unit length of arc at any angle of raceway under different loads of slewing ring .

在对工程机械中常用的回转支承装置进行合理的简化和假设后，根据其受力状况，分别计算出作用在回转支承上的各种载荷对滚道圆周上任意角处单位弧长上所产生的压力，最后应用压力叠加的方法，推导出回转支承装置摩擦阻力矩的计算公式。

By using the simplified calculation formula of refrigerant of Cleland,draw the coefficient of quick calculation equation of thermodynamic properties,and study the characteristics of the new refrigerant from various angles such as operating efficiency, economy and security.result in the commonly used temperature range of refrigerating air-conditioning, the calculation accu...

借鉴Cleland制冷剂热力性质简化计算公式，拟合出热力性质快速计算方程的系数，并从运行效率、经济性和安全性等角度来研究新型制冷剂的特性。

The some basic methods in composite mechanics are introduced,and relative formulations are derived.Maximum stress criterion,Maximum strain criterion,Hill criterion and Cai-Wu criterion are showed.The solid model of level-stability-panel is built by CATIA software,its finite element model by PATRAN/NASTRAN software.Through finite element analysis,the stresses and displacements of level-stability-panel are obtained.In order to analyze the strength of asingle part of level-stability-panel,the software CLOP is developed.The process of taking the data from NASTRAN's results and importing them to CLOP is showed.The strength of back wall of lev el-stability-panel is calculated by CLOP.

论文叙述了复合材料力学分析的基本方法，并推导了相应的计算公式，给出了几种常用的强度准则；利用CATIA软件对某型直升机的平尾进行实体建模，然后在PATRAN/NASTRAN软件中读入该模型，形成了有限元分析模型，并进行有限元分析，获得了平尾的应力云图和位移云图；为了对平尾的局部复合材料结构进行强度分析，开发了CLOP程序；从平尾结构中取出后樯作为强度分析的对象，表示了从NASTRAN分析的结果到CLOP程序输入的方法，计算出了后樯的强度数据。

The additional coupling loss is calculated, and the formulae of return loss of C-Lens collimator are given.

本文计算了C-Lens准直器的附加耦合损耗以及给出了准直器回波损耗的计算公式。

At first,it analysed the characteristic and the theory of pressing the system of external presttessing,provided the formula in intensity of correctitude section,discussed the compute method of ultimate bearing capacity of the external presttessing reinforcing steel bar.

首先，分析了体外预应力连续体系的受力特点和体外预应力加固体系设计原理，给出了正截面强度计算公式；对体外预应力筋极限承载力计算方法进行了探讨。

According to the Source attenuation model, Lambert′s cosine law of diffuse reflection and Phong specular reflection model, 2 equations used to calculate the opacity and intensity of every voxel in the volume data were obtained.

方法由源衰减模型、朗伯漫反射余弦定律和Phong镜面反射模型，推导出计算数据场中每一点的不透明度和明暗度的计算公式，通过旋转光源和视点，来自不同观察方向的感兴趣结构的体绘图被满意地生成。

By adjusting the weight, different component in the volume can be filtered out. According to the Source-attenuation model, Lambert's cosine law of diffuse reflection and Phong specular-reflection model, two equations used to calculate the intensity of every voxel in the volume data are obtained.

由源-衰减模型，朗伯漫反射余弦定律和Phong镜面反射模型，推导出了计算数据场中每一点明暗度的计算公式，通过旋转光源和视点，来自不同观察方向的感兴趣结构的体绘图能被满意地生成，从而避免了对内存中整个体数据的旋转。

Critical velocity of U-tube arrays is analysised for the first time, the computational method and the calculating formulas are given.

3本文首次分析了U型管阵的临界流速，给出了计算公式和计算方法。

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％。