函数变量

By mechanical analyzing the shaft of supporting wheel, the relation between the axis line and fatigue fate of support system is derived.

本文通过对回转窑托轮轴进行力学分析，导出支承系统各托轮轴疲劳损伤与轴线偏差的关系，从而根据轴线检测得出各托轮轴剩余疲劳寿命；以轴线偏差调整量为优化变量，各托轮轴中最小的剩余寿命最大为目标函数建立优化模型，结合现场实例进行支承系统等寿命优化调整研究。

As the same time design variables,such as cutting head diameter, cutting first hand tap corner,rise angle of the helical blade,and so on,and subjection functions were discussed.

论文摘要：选择截割头钻进速度作为优化设计的目标，选取截割头直径、截割头锥角、叶片螺旋升角等作为设计变量，讨论了其隶属函数。

In our systems,integrands in cost functionals need notto be concave in the state variables.

需要指出的是，在这里不必假定指标泛函中被积函数关于状态变量的凹性。

The probability density function of non-following headway and formulations of random variables of two kins of traffic flows are deduced.

本文以爱尔朗分布为基础，将高速公路上车辆分为队状跟车和非跟车两种类型交通流，用大量实地观测数据检验分布的特性，推导出非跟车流车头间隔的概率分布函数和仿真用的两种交通流的随机变量公式。

Mathematical model of lump coal production for continuous miner and analyses of influencing factors

以连续采煤机设计参数为研究对象，建立了不同块煤产量与参数之间的目标函数、设计变量和约束条件。

In order to design optimum nozzle for air-air missile solid rocket motor, the mass model of solid rocket motor, the nozzle specifice impulse model of solid rocket motor and the objective function are established. Five different type of nozzles are choosen lor calculation: Conical, parabolidal,two different arcs,quadiatic polynominal and cubic polynominal.

以两种空-空导弹固体火箭发动机喷管作为算例，为此，建立固体火箭发动机的质量模型，喷管的质量比冲模型和目标函数模型，选择五种喷管扩散段内型面：锥形喷管，抛物线喷管，双圆弧喷管，二次多项式喷管和三次多项式喷管，进行优化设计，利用优化理论，成功地完成了五个设计变量的优化问题。

Based on Noblesse s Slender Ship Theory, where the variables are separate by expanding exponential function, the wave resistance formulae of a trimaran are obtained.

为快速优化三体船的片体位置，基于Noblesse细长体理论，按照一阶Kochin函数的表达式，在指数函数展开分离变量方法的基础上，本文推导了三体船兴波阻力的计算公式，并根据这些公式实现了三体船兴波阻力的快速计算。

The value of TEF shows the relative position of the point at the moment compared with the stable equilibrium one during power system dynamic process and therefore can be used as the assessment of TCSC stability control.

暂态能量函数法是源于Lyapunov稳定理论的直接法，它用系统的状态变量描述了故障时及故障后不同时刻系统的暂态能量，其值体现了某一时刻系统与事故后稳定状态之间的偏离度，可以作为TCSC稳定控制的指标。

With console variables and functions you can change settings in your game and your engine without restarting it.

通过控制台变量和函数，你可以在不重新启动的情况下改变游戏和引擎的设置。

The results of semivariogram analysis shows that in the sample,the sand with the granule diameter of(0.5)-0.25 mm has the most stable composition and the percentage of each other grain diameter has the obvious space heterogeneity.

地统计学利用半方差函数分析土壤属性变量变化范围、自相关部分的空间变异占总空间变异的程度和特定的空间格局所对应的尺度。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。