查询词典 observation

The change of observation error was analyzed in the case of stator flux observer ui model at high speed and in model at low speed when the parameters of motor changed based on the mathematical model in the stationary coordinates.

利用静止坐标系下的异步电机数学模型，分析当电机参数改变时，高速运行状态下定子磁链观测器 u i 模型和低速运行状态下 i n 模型的观测误差变化情况，然后给出定子磁链全阶观测器增益矩阵的确定方法。

Study on application and simulation of Kalman filter technology in SINS Because Kalman filter some merits, such as provided a fast and accurate method for SINS, adopting it to do initial alignment in this paper. The Kalman filter theory is introduced and the dynamic error vector equation of the initial alignment is derived at the first. Using velocity error as exterior value of observation, maneuverable characteristic that is influenced with system's observability and its degree is studied at length by do amount of simulations and experiences.

首先介绍了卡尔曼滤波理论及相关技术，建立了系统卡尔曼滤波的状态方程和观测方程；首先采用速度误差作为观测值，详尽的研究了系统机动特性对可观测性和可观测度的影响，并做了大量仿真实验：通过对滤波原理的分析研究了影响的原因；分别选用加速度计输出误差和转台输出姿态角误差作为外部观测值，推导建立它们的观测模型，并通过仿真证明了分析结论的正确性。

Second, the data checking and correction process, to understand the various sources of measurement error, its three main areas: equipment error (determined by the instrument itself, is an objective source of error), observation error (due to the technical level personnel a result of belonging to a subjective source of error), external influence error (subject, such as temperature, atmospheric refraction effects of external factors such as these factors are also constantly changing and difficult to control, belonging to a variable source of error).

其次，在对数据的检查和矫正的过程中，明白了各种测量误差的来源，其主要有三个方面：仪器误差（仪器本身所决定，属客观误差来源）、观测误差（由于人员的技术水平而造成，属于主观误差来源）、外界影响误差（受到如温度、大气折射等外界因素的影响而这些因素又时时处于变动中而难以控制，属于可变动误差来源）。

The mathematical models of the delay of the GPS signal in the circumstance are put forward respectively. The computation of orbital arc of the two satellite constellations is based on two body problem and perturbations models. An algorithm based on the IRI model and thin layer model is used to simulate the ionospheric delay of the GPS signal. The error models of observation, multipath, relativity and antenna phase center bias are also researched. Under the consideration of the autocorrelation of the electronical measurements, the autoregressive model of time series is introduced into the noise models.

在信号仿真中，研究了利用二体运动和摄动法计算LEO卫星至GPS卫星星座的几何距离的问题；在信号的误差模型中，研究了电离层时延的IRI2001模型和单层投影模型；讨论了观测误差、多径效应、相对论效应和天线相位中心偏移的误差模型；结合电子测量噪声的具有自相关特性的经验，研究了观测误差的AR模型；结合实测数据分析，讨论了接收机钟差和卫星钟差的误差建模问题。

Simulated mathematical models include several physics principles, e.g., distribution of stress-induced refractive index in the panda fiber of MRI, phase contrast, and image error of optical fiber around the observation plane of the objective lens.

仿真数学模型考虑了匹配型熊猫光纤的应力折射率分布、相衬成像原理、光纤在物镜观察面上的相衬成像偏差等物理图像。

Emulation analysis makes clear as a result, as a result of compensatory Kaerman filter wave algorithm considered the impact of relevant observation error integratedly, accordingly, when flowing epoch number is more than 500 when, flowing precision of filter wave algorithm wants compensatory Kaerman the flowing algorithm of excel tradition.

仿真分析结果表明，由于补充卡尔曼滤波算法综合考虑了相关观测误差的影响，因此，当平滑历元数大于500时，补充卡尔曼滤波算法平滑精度要优于传统的平滑算法。

It is different from traditional concept that the concept dynamic roughness includes influence of model error, truncation error, observation error and so on.

此时的糙率与传统的概念有明显的不同，它包含了模型误差，截断误差，观测误差等各方面的综合影响。

Results After twelve weeks observation, the observed group's drug efficacy to the symptom of abdomen fullness, epigatric pain, eruct, or epigastric burning was 87%, 87%, 77%, 79%, respectively, while the matched tepronone group's efficacy was 62%, 54%, 46%, 50%, the matched weifuchun group's was 63%,53%,50%, 50% respectively.

上腹烧灼感总有效率联合治疗组为79%，替普瑞酮组为50%(P.05)。联合治疗组组织病理学改善好转率为50%，显效率为43%，总有效率为93%；替普瑞酮组好转率为37%，显效率为33%，总有效率为70%(P.01)；胃复春组好转率为33%，显效率为35%，总有效率为68%(P.01)。

Based philosophically on the role theory of sociology, especially the Symbolic Interaction Theory, namely Role Play by Miller, Impression Management and Drama-imitating Theory by Erving Goffman, as well as the author's long-time teaching expriences and observation through the method of cross-disciplinary research on the previous foreign and domestic research results, the thesis demonstrates and analyzes pedagogically, psychologically and administratively the main roles of teachers' in teaching and the regulation of their behaviors.

这一论文在哲学意义上一方面基于作者长期的教学经验和通过对之前国内外研究结果的跨学科研究，另一方面基于社会学的角色理论，亦即Miller的角色扮演理论，Erving Goffman的印象整理和印象模仿理论，其在教育学、心理学及管理学意义上论证和分析了教师在教导和规范他们行为方面的主要作用。1。几个社会学的名词不敢肯定，有了解这几个专有术语通常译法的达人吗？请帮忙哦。

Based philosophically on the role theory of sociology, especially the Symbolic Interaction Theory, namely Role Play by Miller, Impression Management and Drama-imitating Theory by Erving Goffman, as well as the author's long-time teaching expriences and observation through the method of cross-disciplinary research on the previous foreign and domestic research results, the thesis demonstrates and analyzes pedagogically, psychologically and administratively the main roles of teachers' in teaching and the regulation of their behaviors

从哲学的角度来说，它是以社会学角色理论为基础的，尤其是以象征性相互作用理论为基础，即以米勒角色扮演理论，印象管理法和Erving Goffman戏剧模拟式理论以及作者长期以来的教学经验为基础，同样还有以作者通过对以前国内外的研究成果所做的交叉学科性研究而获得的研究评论为基础，该论文从教育法上，心理学上以及管理学上对教师在教学和行为规范上的主要作用作出了明确的阐述和分析

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。