验证理论

Bezier and NURBS are chosen as the fundamental methods to achieve surface reconstruction after discussing the fundamental theory of surface reconstruction. The two methods are proved to be effective by some examples.

分析了自由曲面重构的基本理论，采用Bezier和NURBS方法实现了曲面重构，并通过实例验证了两种方法对小规模点云数据曲面拟合的合理性。

Finally, the implementation of the element free Galerkin method for spatial thin shell structures is presented in this paper.

所有算例的结果都与ANSYS的结果进行了比较，两种计算的结果非常吻合，这验证了本文理论的可靠性。

Firstly, the research studies the coding rule of the PDF417 barcode and designs related computer code algorithm, with making it programmed, and completes the coding part of the system software. Next, the coding and decoding principle of Reed-Solomon error-correcting code is briefly introduced. According to thecoding and decoding principle in galois field GF(929), to analyze and study its practical application with emphasis in this topic. Then, the PDF417 barcode decoding process is analyzed and studied detailed according to the barcode coding principle, with the corresponding realization method designed, improving the design in theory aspect by using material example, at the same time programming the design method to complete the decoding part of the system. Finally, validated the system program in the practical application of image information aspect, by using the nonrepeatability and the randomicity characteristic of Julia mark shape artwork.

本课题首先研究PDF417条码的编码规则并设计相关的计算机编码算法使其程序化，完成系统软件的编码部分；其次，简要介绍Reed—Solomon错误控制码的编码与译码原理，在伽罗瓦域GF(929)内根据其编译码的原理重点分析与研究其在本课题中的实际应用；然后根据条码的编码原则对PDF417条码的译码过程进行详细的分析与研究，并设计出相应的实现方法，利用具体实例对设计方法进行理论方面的实践同时将设计方法程序化完成系统软件的译码部分；最后利用Julia集分形图形的不可重复性和随机性的特点对系统软件在图像信息方面的实际应用进行了验证。

Therefore, the main characteristics of this paper are:(1) Given orbits generated correlation theory of learning subspace which is the base of researching algorithm;(2) Advanced orbits generated Breadth first, Depth first and Heuristic algorithms, enrich and develop the basic content of LML further;(3) Given corresponding examples to validate the algorithms. However, all the work is tentive and much needs advanced research.

由此可以看出，本文的特色主要体现在以下几个方面：(1)给出了李群机器学习子空间轨道生成的相关理论，为研究学习子空间轨道生成算法奠定了基础；(2)提出了李群机器学习子空间广度优先轨道生成学习算法，深度优先轨道生成学习算法以及带有启发信息的轨道生成学习算法，丰富和发展了LML的基本内容；(3)对所提出的算法给出了相应的实例验证。

Finally, the established theoretical models were examined by using the creep test result about some gneiss.

利用某地片麻岩蠕变试验结果，验证了所建立理论模型的正确性。

Today, at the time of the strategy for the grand-scale being implemented, this paper primarily tests the relationship between Continental Bridge transportation and its economy through quantitative analysis, which can proof the dependability and feasibility of the "point-line" development theory.

当前，在西部大开发深入展开之际，本文从定量的角度验证陆桥运输的经济作用，检验西部大开发的"点——轴开发模式"经济理论的可靠性和可行性，为各级政府和企业的经济决策提供数量化建议，更有利于为交通部门及经贸部门在做具体决策、预测时提供数量化方面的依据。

On the basis of theoretical analysis, this dissertation verified the time series data through Granger test of causality.

在理论分析的基础上，本文利用Granger因果关系检验法对时间序列数据进行了验证。

Using Chebyshev approximation method,we designed a FIRlowpass differentiator suit for airborne gravimetry application,and simulate a mathematical model to test the reliability of this filter.

根据契比雪夫逼近理论，设计了适用于航空重力测量应用的有限冲激响应低通差分器，利用模拟模型对滤波器的性能进行了验证。

A large number of simulation experiments of regenerating the hybrid vehicle's inertial energy are done on the experimental equipment adopting the single neuron self-adaptive PID algorithm to control the brake speed, torque and power, and a large number of simulation experiments of regenerating the hybrid vehicle's gravitational energy by constant rotational speed are also done.

研究设计了可以模拟车辆串联混合传动系统驱动、制动和坡道行驶工况的二次调节综合实验台，建立了实验系统的数学模型；采用单神经元自适应PID控制算法在二次调节综合实验台上进行了车辆串联混合传动系统转速控制制动、恒扭矩制动和恒功率制动回收车辆惯性能的模拟实验，进行了恒转速控制回收车辆重力能的模拟实验，通过实验验证了理论分析的正确性。

Therefore it is necessary to research the mechanism of greensand used for high compacted molding methods thoroughly.This subject is one section of the National Natural Science Foundation subject ""Ivestigation on Predicting Method and Mechanism of Springback for High Compacted Sand Molds"", followed of the other completed one named ""Research on Microdeformation of Molding Sand"". A serious of experiments has been done on the reequipped three axial machine under certain technological conditions, and the mechanics, material science, rheologic science. It is systematically studied that the influences on the springback of sand mold were caused by the main influence factors: pressure, compacted rate and the content of soil. Through the analyzed experiments' data, the experienced stress-strain relationship concerning the main influence factors were obtained;under different technical parameter, the springback and spingback's potential energy are compared, the differences and indifferences between them are found out, and the springback's mechanism is discussed;according to the tests' data of YangGuoping coming from Tinghua University, experienced formula of molding sand's springback displacement is induced, the displacement and springback are compared, the margin of error's reasons are analyzed, and they are tested and verified mutually.

本课题为国家自然科学基金项目"高紧实度砂型预测方法及回弹机理的探讨"的一部分，是已结题的国家自然科学基金项目"铸造型砂微变形的研究"的后继，运用力学、材料学及流变学理论，利用改装的三轴仪，在一定的工艺条件下，作了大量系列实验，系统的研究了压实比压、紧实率和膨润土含量对砂型回弹的影响；对实验数据进行了分析和处理，得出了型砂关于压实比压、紧实率和膨润土含量的本构关系的经验公式；把各工艺参数下的型砂产生的回弹量与回弹势能进行比较，找出两者存在的异同点，并对回弹机理进行了探讨；通过清华大学杨国平的实验数据，推导出型砂回弹位移场的经验公式，并与实验测出的回弹量进行比较，分析误差造成的原因，并互相进行了验证。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！