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Based on the mathematical model of three phase PWM rectifier, and use average state method and coordinate transformation to simplify it.

建立了三相PWM高频整流器的数学模型，并利用平均状态空间法和坐标变换使模型简化。

The core problem of load forecasting is technical matters or the mathematical model. Conventional model is described by clear mathematic representation, which has the advantages of little calculation and high speed, but which has lots of limitations such as non-self learning, and non-self adapting at the same time.

传统的数学模型是用显示的数学表达式加以描述，具有计算量小、速度快的优点，但同时也存在很多的缺陷和局限性，比如不具备自学习、自适应能力、预测系统的鲁棒性没有保障等。

Using predecessor's experiences,also taking account of Coriolis force and three directional coal gas flow,the trajectory mathematical model of burden flow is built.

在总结前人料流轨迹计算模型的基础上，考虑了科氏力及三个方向煤气曳力对炉料运动的影响，建立了料流轨迹数学模型。

Relation between geometrical contour error of inner corner and machining condition is investigated by the experimental plan of Taguchi quality design. Through the quantitative analysis, the geometrical contour error is mainly affected by wire tension and flushing pressure. By regression analysis, a mathematical model is established to estimate cutting path error of corner cutting. According to the estimated cutting path error, the program path is corrected.

研究首先以田口式品质设计实验计画法来探讨加工参数与隅角形状误差间的关系，从变异数分析的结果得知，线张力与冲水压力是对於隅角精度影响最显著因子，应用回归分析建立转角加工路径误差量估测模式，利用此模式以预测不同加工条件下隅角加工路径误差量，依据预测加工路径误差量计算轨迹补偿量，实验结果证明本文所提出轨迹补偿策略可有效提高60%之隅角加工精度。

A system and method for accurately determining time of arrival using a mathematical model that mimics a correlation function.

使用模仿一相关函数的数学模型用于精确地测定到达时间的系统和方法。

Besides the physical model, the mathematical formulation of false positive ratio and correlation function are provided.

详细描述了算法的物理模型和数学依据，给出了还原虚报率和关联函数的理论公式。

To adopt some technology correlatively, for example, data processing, simulation technique, mathematical model and database etc.

有针对性地采用数据处理、仿真技术、数学模型、数据库等技术，通过建立过程机理模型，对材料科学中相关过程的数据分析、模型预测、优化设计等进行实现。

On this basis, the available transfer capacity constraints of transmission lines are taken into account and corresponding mathematical model is established to describe it.

在此基础上考虑了输电线路的可用容量约束，并建立了数学模型对其进行描述。

For the purpose of validating the effectiveness of the mathematical model, based on a hydrofoil catamaran, HC200B, the simulation research is carried out, by use of Mablab's Simulink toolbox, so that the elevations and trim angles are obtained corresponding to 12 velocity points and the variation of the boat's attitude at the design speed is also obtained.

为了验证模型的有效性，基于一艘高速水翼双体船HC2 0 0B ，使用Matlab的Simulink工具箱进行了仿真研究，给出了在 12个航速点的上浮量和纵倾值，以及在设计航速的船体姿态。

The mathematical model of the control system of corrugated paper transverse cutting machine was established.

在此基础上提出了瓦楞纸横切机控制系统的数学模型，并验证了这类系统采用PI控制算法可以得到较好的控制效果。

I can still vividly recall the impressive scenes you gave. You were among my friends and relatives who accompanied me from my house to the seaport and when the porters were slow to show up, you obligingly carried my suitcase for me.

你对我的种种感人情意，使我记忆犹新，那天你随着我的亲友从家里送我上轮船，搬运工迟迟不来，你毅然替我提着皮箱上船。

St. Nicholas became the patron saint of Russia, where he was famous for his red cape, flowing white beard, and bishop's mitre.

圣尼古拉成了俄罗斯人的守护神，在那里，他以身披红斗篷，留着飘逸的白胡须，戴着主教法冠而闻名。