数学模型

It firstly gave the software and hardware environment, and then described its design plan and strategy detailedly on the base of analyzing the problems of todays automobilism simulator. Meanwhile, it builded the mathematics model, and gave the examining plan on collision of automobile. Then it elaborated systemly its achievement and basic algorithm of roaming system. Finally, it summed up the full text, and put forward the next prospect.

首先给出了该仿真系统实现的软硬件环境，然后在分析了当前驾驶模拟器仿真系统所存在的问题的基础上，详尽地描述了本系统的设计方案与实现策略，同时建立了仿真车辆实体的数学模型，并就车辆的碰撞行为给出了检测方案，接着，论文还就漫游系统的实现及其基础算法进行了系统地阐述，并就本仿真系统的特效处理给出CG语言的实现，最后，总结全文并给出了下一步工作的展望。

By the end of that year, it was proven that the gene for CHD was an autosome recessive (through repetitive matings of CHD dogs) and mathematical models one which pedigrees could be tested were established.

到了年底，据证实，该基因对冠心病是一种常染色体隐性遗传和数学模型，其中之一系可以测试确定。

The main circuit of the direct voltage type SVC consists of the autotransformer with average voltage, fixed branch which can compensate the reactive power and filter the harmonic, dynamic branch which can compensate the reactive power and filter the harmonic, capacitive AC thyristor no contact switch and the measuring and controlling system of

自耦均压变压器作为SVC中的主要器件，本文通过变压器的短路试验以及编程进行多项式拟合，建立了其漏抗随电容器组投切级数变化的数学模型，进而做了自耦均压变压器与相同容量相同变比的双绕组变压器有功损耗的比较，分析了36抽头自耦均压变压器在一组电容器全部投运时的空载特性，并对SVC的静态性能进行了全面分析。

Build optimization mathematics model of the Muti-body whole system, then optimize the system, aiming at minimize the max value of acceleration's average square root of the seat.

建立了针对驾驶室悬置系统与主悬架系统参数优化设计的数学模型，以驾驶室座椅处垂直方向的最大加速度均方根值最小为目标进行了优化设计。

In this paper, state-space averaging method is used to establish the small signal model of current regulator.

本文用状态空间平均法建立了电流调节器的充放电小信号数学模型，并在此基础上分别设计了电流调节器的充放电控制器，其中充电控制器采用滞环＋PI调节的方式。

This paper proposes a generalized averaging method for modeling resonant inverter applied to electronic ballast.

摘 要：提出了用广义的状态空间平均法建立电子镇流器谐振逆变器数学模型的方法。

In Chapter 1,we consider the numerical methods for the averaging model.

为引言部分，给出描述问题的数学模型及假设条件。2。

By one dimension LDV, the distribution of axial velocity in the swirling field given was measured.

采用一维多普勒激光测速仪，测量了旋流流场的轴向速度分布，根据LDV测量值，建立了描述所给旋流场的数学模型。

And the energy balance equation is applied to describe the temperature field axial orientated.

对流道的径向瞬态温度场分布进行差分求解，对流道轴向的温度分布运用能量平衡方程建立数学模型，并采用松弛迭代求解；最后，考虑流动和冷却过程的温度场分布，对流道径向和轴向温度场的计算结果进行了耦合分析，解决了长期以来只能依靠经验计算热流道温度场的局限。

Based on the model of round axial symmetry turbulent jet, three simplified categories of the mitral regurgitant jet were proposed.

通过Field II软件模拟了二尖瓣返流的各种情况，建立了相应的返流数学模型和返流评价标准。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。