| 1. | After comparing the detecting result and the actual height of metal parts , it showed that the detecting error was in the nature figuration error range of one welding seam
经与实验获得的实际金属结构高度数据对比，得到金属结构高度检测的误差在单道焊缝的自然成形的高度误差范围内的结果。 |
| 2. | The possible error of solar radiation climatic calculation is analyzed and discussed . the error range of calculating solar radiation with sunshine data is obtained . the homogeneity test is carried out using 70 monthly total solar radiation series over china with potter method
在通过对总辐射和日照百分率的正态分布检验以及相关性检验的前提下，以日照百分率资料为参考，采用potter法对70个辐射站进行总辐射资料的均一性检验。 |
| 3. | Based on the error theory of point measurement are the identifying of the error range set , sketch of the error ellipse , analysis on displacement of the monitoring sites and error detection , providing a fundamental theory infrastructure for dynamic assessment of surface displacement and gray prediction
根据点位测量的误差理论，确定定误差值域范围，绘出误差椭圆；对各监测点进行位移与误差判别分析，为地表位移动态分析和灰色预测提供理论基础。 |
| 4. | Abstract : discusses the physical process of air infiltra tion under wind pressure combined with thermal pressure , accordingly points out an ambiguity of the calculation procedure in the current hvac regulation , obtain s its error range and presents a more reasonable formula for the calculation
文摘:分析了风压和热压共同作用时空气渗透的物理过程，据以指出了现行暖通规范推荐计算方法中的物理概念问题，计算了规范方法的误差，给出了更为合理的计算方法。 |
| 5. | To improve the steady performance of the system , a fuzzy - pid combined controller is applied to the magnetic bearings system : applying fuzzy control in a large error range ; applying classical pid control in a small error range . the simulation results show that this kind of control strategy can make the rotor of the magnetic bearings stabilize in a large range
本文首先设计了基本模糊控制器，并用matlab进行了仿真研究，为了改善系统的稳态性能，本文提出采用模糊- pid复合控制器，在大偏差范围内采用模糊控制，小偏差范围内采用传统pid控制，并进行了磁悬浮转子起浮特性的仿真，仿真结果表明这种控制策略有利于使磁悬浮转子在大范围内稳定。 |
| 6. | One of the focuses in this dissertation is the design of a recognition quality evaluator for graph entities . the original image information corresponding to the graph entities is considered as a constrained template or allowable error range . some evaluating factors , defined by using fuzzy theory , have been proposed to express a graph entity ' s recognition quality and as the input of the quality evaluator
本文重点讨论了图素质量评价器的设计，提出采用图素识别质量特征因子来表述图素的识别质量，并以矢量图素对应的光栅图元作为约束矢量图素的模板或公差带，以此提取反映识别质量的特征因子，结合模糊理论的有关概念定义各种特征因子的表达式；图素的识别质量特征因子作为图素识别质量评价器的输入，由评价器经过处理后输出对图素识别质量的评判结果。 |
| 7. | Ripi combines time optimal controller with pi controller , it is a kind of intelligent controller based on rules . within the large error range , ripi uses time optimal control , and within the small error range , it uses pi controller . by the state point , two schemes change each other
Ripi将时间最优控制基本原理与pi相结合，是一种基于规则的智能控制器，该控制器在大偏差的范围内使用时间最优控制，在小偏差范围内采用pi控制，两种控制方法的切换是利用状态点进行切换。 |
| 8. | With researching deeply , some geotechnical researcher had been understood that the rlem which is mobility solving method is inaccurate . many scholars have done much works in researching on the error - range using the parallel analysis between rlem and others methods in some huge projects . however , it is not reported about the systemic and numerical analysis of this error range and mechanics mechanism
刚体极限平衡法作为各行业的规范指定方法，一直被工程设计人员普遍采用，随着研究的深入，不少分析研究人员均认识到刚体极限平衡法是一种不严密的可动解求解过程，存在较大的偏差，已有不少学者对这一方法在一些重要工程中应用的误差进行过对比分析研究，然而对这一方法的误差范围与其力学机理的系统量化分析研究尚未见报道。 |
| 9. | Firstly , while the nominal model is used , the filtering effect is very good . secondly , when the system model is n ' t definite , the filtered heading angle and rudder angle are steady in the error range . finally , when the complicated nonlinear wave model replaces the linear wave model , the filtering effect is also steady , and the estimate precision is high
首先，仿真是在名义模型的情况下进行的，此时h _滤波器的滤波效果很好；其次，我们在系统模型具有摄动的情况下进行仿真，此时经h _滤波器滤波后的航向输出和舵令输出基本能够达到稳定；最后，我们采用较复杂的非线性海浪模型代替线性海浪模型进行仿真， h _滤波器的滤波效果也是比较稳定的，并且估计精度较高。 |
| 10. | At the same time , this paper summarized the experience on solving the problem of amplitude limitation of the controller output and proposed a method to predict system output by use of the model prediction with feedback correction . the on - line intelligence switch of controller output between the limited amplitude and imc controller output is determined according to the state whether the system output and the predictive output are within the given error range
同时，本文在总结前人对输入受限问题的处理经验的前提下，提出用带反馈校正的模型预测作系统输出预测，根据系统响应和系统预测值是否在给定误差范围内来共同决定控制量在限幅值与内模控制器输出值之间进行在线智能切换。 |
