查询词典 parameter

At the same time, we introduce a unified chaotic system with single parameter,called Lorenz system families, which contains the Lorenz and the Chen systems as two dualsystems at the two extremes of its parameter spectrum, and acritical system as a transitionsystem.

同时，提出了一个单参数的统一混沌系统--Lorenz系统族，它包含Lorenz系统和Chen系统作为参数区间的两个极端系统，临界系统作为一个过渡系统。

In addition, the transformation formulas among many classes of baseline position parameter solution is deduced, and the relation formulas among precisions of many classes of baseline position parameter solution is also deduced in this section.

另外，还推导出了各类基线位置参数解之间的换算关系公式，以及各类基线位置参数解精度之间的关系公式。

In this paper, the group additive method of repeated unit is used to calculate the solubility parameter of alkyd resin from its oil length. Equations of three dimension solubility parameter of alkyd resin calculated from its oil length are derived.

本文采用重复单元基团加和法计算了醇酸树脂不同油度的溶度参数，进而整理出一组随油度改变的醇酸树脂的二维溶度参数的方程式。

The paper put forward segmentation method of wood surface disfigurement based on fractal parameter and the adjunction of spring and mass of matrix directing at disadvantages of segmentation method of traditional surface disfigurement and calculation methods of fractal parameter.

论文主要针对传统表面缺陷分割方法的不足，提出了基于分形参数的木材表面缺陷分割方法，并针对分形参数计算方法的缺点做了相应改进，提出了增容矩阵的计算方法。

Wherefore writer carries out another iterative computation. In the computation, considering the influence of all of joggle parameter, adopting compound - aitch optimization and intellective distinguish can prevail more reasonable joggle parameter. And using example writer discusses the contract of the methods.

在计算中考虑全部啮合参数对齿轮传动的影响，采用复合形优化方法和智能判别系统可得到更加合理的啮合参数，并用实例论述了这种重复优化的与传统设计和单目标优化的效果对比。

If the surface isrepresented by an implicit algebraic equation,the mapping can be constructed bythe theory of parametrization of algebraic surfaces;If the surface is represented byan parametric equation,the parameter values on the parameter plane can be solvedby numerical method or Grobner Basis method.

若曲面由代数隐式方程给出，可通过代数曲面参数化理论构造映射；若曲面由参数方程给出，可通过数值方法或Grobner基方法求解参数型值点。

Meanwhile, the part of software has realized the function of the alternating electricity parameter analysis, the directing electricity parameter analysis and the demonstration, which is taking the sampled data in a sampling cycle as the examination object, and carrying on the analysis with the digital signal processing technology to the sampling data, and then programming with single chip.

软件部分则是以一周期内采集的数据为检测对象，用数字信号处理技术对采样的数据进行分析，用单片机进行编程，实现交流电参量和直流电参量分析及显示功能。

We utilise the date being gained from 5# BF of JinXi Iron and Steel Co.to train the network、to simulate forecasting and control.We also analysed predicting results and analysed the qualititive and quantitative relationship between controlling parameter or medium parameter and silicon content of heat metal.On base of these,we form some control rules and set up a whole silicon content of heat metal prediction and control NN model. The model use fixed method and amendable method to simulate prediction.

利用津西钢铁集团公司5#高炉的实际生产数据对网络进行系统学习、模拟预测和控制，进一步分析预测结果，分析可控参数及中间参数与铁水硅含量的定性及定量关系、制定控制规则，从而构建出完整的铁水硅含量预测与控制的神经网络模型。

A nonlinear adaptive speed controller based on adaptive backstepping approach for permanent magnet synchronous motors with nonlinear coupling and parameter uncertainties is presented. With the preposed controller, the parameter uncertainties are compensated and high performance speed controller for permanent magnet synchronous motors is shown to be globally asymptotically stable. The scheme is robust to the parameter uncertainties and load torque disturbance.

针对永磁同步电动机系统的非线性耦合特性以及参数的不确定性，采用自适应反步控制实现永磁同步电动机的非线性控制，在补偿参数不确定性影响，提高系统的抗干扰能力的同时，实现了永磁同步电动机的高性能全局渐近稳定速度跟踪控制。

Based on the characteristics of parameterized design and key technologies of knowledge based engineering, and specially according to the characteristics of the construction, figure, assembly-parameter of bicycle frame design, the article has achieved repeated using of experiential parameter and knowledge by adopting methods such as automatic reading experiential datasheet, computing parameter by making use of program, manual data-input or modifying and so on. Based on analyzing the characteristics of Rear End design and the associated characteristics with Chain Stay and Seat Stay, different design methods are analyzed in detail, and rapidly assembling of Rear End, Chain Stay and Seat Stay is achieved by using the method of combining top-down-assembly with down-top-assembly method. Based on analyzing special technologies and UDF characteristics, the repeated using of different sectional shapes by using UDF technology on the tube section design is also achieved, and this will greatly shorten the time spent on fixing the dimensions and orientations on sketches.

在探讨了参数化设计技术特点和知识工程关键技术的基础上，针对自行车车架设计中的结构、形状、装配参数特点，分别采用了读入经验数据表、参数程序求解、手工录入或修改方法实现车架设计经验参数和知识的重复利用；在分析自行车后叉片设计特点及与平、立叉的关联特性的基础上，对不同的设计方案进行了详细分析，并采用自顶向下和自底向上相结合的方法，实现了后叉片的快速装配定位与平、立叉设计相关联；在分析了特征技术和UDF特点的基础上，将UDF用于管件截面的设计上，使各种截面形状能不断重复利用，大大节省了约束草图尺寸和位置的时间。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。