查询词典 plot a frame-up
- 与 plot a frame-up 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The main jobs of this paper are as followed: 1 The reuse of the frame design technology for aircraft assembly fixtures is researched. a frame line part library is built with the templet driven technology, the reuse of the frame line part come true by the tools for instantiation and instance modification. The design resources are effectively used, some repeating work is cut. 2 Two methods to obtain the assembly feature are proposed: the straight way by the Enumeration method and the indirect way by project features to the assembly plane. All of the assembly features of the frame and the adjustable bearings are obtained by these two methods which makes the frame automatic assembly technology for aircraft assembly fixtures come true. 3 The frame automatic assembly technology aircraft assembly fixtures based on assembly features is researched. A binary tree assembly model is used to express the assembly information of the frame for aircraft assembly fixtures, the automatic assembly between the frame, the aircraft and the adjustable bearing is completed within the three steps: distribute, obtain and evaluate assembly feature. Finally, the efficiency of the frame assembly design is proved. 4The frame interpart modeling technology for aircraft assembly fixtures is researched, the intersection methods are concluded and the arithmetic of the single-cut, double-cut and inter-cut intersection is proposed, the interpart fast modeling of the frame design for aircraft assembly fixture come true. 5Based on the researches mentioned before, a sub-system of frame fast design for aircraft assembly fixture is developed on CATIA. The sub-system is used to design the aircraft assembly fixtures in a large aeronautics corporation and make a good- effect.
论文的主要工作如下: 1研究了飞机装配型架骨架设计重用技术,在总结归纳骨架线框结构类型的基础上,应用模板驱动的方法建立了骨架线框库,通过骨架线框零件的实例化和离线编辑实现骨架线框的重用,有效利用设计资源,减少重复劳动; 2提出穷举几何对象的装配特征直接获取方法,遍历零件模型的几何对象,从中捕捉所需装配特征,该方法简捷、高效;提出向装配面投影的装配特征间接获取方法,该方法在现有特征基础上生成装配特征,解决了部分装配特征难以直接获取的问题; 3研究了基于装配特征的飞机装配型架骨架自动装配技术,采用一种二叉树装配模型表达骨架的装配关系,并通过装配特征的分配、获取和赋值三个步骤,实现了骨架分别与飞机产品和可调支承的自动装配,避免了繁琐的人工交互操作,提高了骨架设计的效率和规范化程度; 4研究了飞机装配型架骨架零件间建模技术,在总结归纳骨架元件相贯处理方式的基础上,提出了骨架元件单剪切相贯、双剪切相贯和互剪切相贯的实现算法,简化了骨架相贯处理的过程; 5基于以上研究,在CATIA平台上开发了飞机装配型架骨架快速设计子系统,并应用于某大型航空企业的装配型架设计,提高了设计效率和设计质量。
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On moving base, a new initial alignment algorithm for strapdown inertial navigation system is proposed. In the algorithm, two special inertial frames, the initial-time inertial frame (i0 frame) and the initial-time SINS body inertial frame (ib0 frame), are defined and are selected as calculation reference frames, then, the calculation of initial alignment direction cosine matrix is expanded into three parts:(1) the DCM between i0 frame and the navigation frame will be easily obtained via local geographical coordinates and initial alignment time;(2) attitude updating using gyro samples gets the DCM between SINS frame and ib0 frame;(3) by explaining SINS specific force equation in SINS body frame, the relation between velocity log, accelerometer measurement and gravity acceleration is established to achieve the constant DCM from ib0 frame to i0 frame.
在运载体运动情况下,提出了一种适用于捷联惯导系初始对准的新算法,该算法以惯性空间为参考基准,即建立了初始时刻惯性坐标系(i0系)和初始时刻捷联惯组惯性坐标系(ib0系)两个惯性坐标系,将初始对准姿态矩阵的实现分解为三部分:(1)通过地理位置和初始对准时间求解i0系至导航坐标系的变换矩阵;(2)使用姿态更新算法实时计算捷联惯组相对于ib0系的变换矩阵;(3)通过惯导比力方程变形,获得测速仪辅助测量、加速度计输出和重力加速度之间的关系,从中可以求解出从ib0系至i0系的常值变换矩阵。
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The calculation of initial alignment direction cosine matrix between SINS body frame and navigation reference frame is expanded into three parts:(1) the DCM between i0 frame and n frame is easily obtained via local geographical coordinates and initial alignment time;(2) by expressing SINS specific force equation in b frame and by the aid of external velocity log, the constant DCM from i(subscript 0) frame to i0 frame is achieved;(3) attitude updating using gyro samples gets the DCM between b frame and i(subscript b0) frame.
将捷联惯组坐标系与导航坐标系之间的初始对准姿态矩阵的实现分解为三步骤:(1)通过地理位置和初始对准时间求解i0系至n系的变换矩阵;(2)通过惯导比力方程变形,引入刚速仪速度辅助,求解从i(下标 b0)系至i0系的常值变换矩阵;(3)使用姿态更新算法实时计算b相对于i(下标 b0)系的变换矩阵。
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The conclusion of paper conclude two parts:1. the hand of the Geological Character(1) Shandong conclude six research plots: the hard magma rock plot, the hard sediment rock plot, the plain and riverway alluvium-proluvial plot, the alluvium strand plain plot, the bajada plot and the mountain front sedentary plot.(2) The span of physical and mechanical index is effected by the character of stratum and geological zone. The normal value of physical and mechanical index is not even. The coefficient of variation of synthesis is bigger than the coefficient of laminate. The coefficient of variation is divided into three level: dry density
为获得满意的成果,主要进行以下研究内容:分析研究山东省的地形地貌特征、地层岩性特征、地质构造特征、地下水特征、地质灾害特征及第四系分布特征等,全面系统地了解了山东省的区域地质特征;将山东省划分为两个研究区和六个研究亚区,给出各个研究亚区的工程地质特征和典型地层柱状图;根据山东省已建高速公路的工程勘察资料,统计分析3957个样本点,得到各研究区典型地层的地基承载力取值范围和9个物理力学指标的标准值;利用ARCVIEW和
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The contribution of SOC content under the different crop is as follow from high to low in turn: cole plot, legume plot, general corn plot, corn plot of making seed, wheat plot.
随着耕作时间的增加,是剖面上土壤有机碳含量增加的过程,呈现老地>新地>荒地;不同作物类型下土壤有机碳含量由高到低依次为:油菜地>豆类作物地>一般玉米地>制种玉米地>小麦地、棉花地、大麦地。
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Various 3D embossed paper frame; all kinds of plastic photo frame, picture frame, painting shall also have diverse religious paintings respectively; all kinds of aluminum alloy frame; various plastic mini photo frame; various Pen Holder Photo Frame and clock; Pen Holder are sailing, calendar, and that of gold or silver Pegasus, all kinds of athletes, etc. series; various car models to display frames; player card display box; the United States 50 Chau coin collection box Memorial; clock categorization single box ; double frame; three-box series.
各种3D纸浮雕画框;各种塑胶相框,画框,画款多样也有宗教类的画款;各种铝合金相框;各种塑胶迷你相框;各种笔座相框及时钟;笔座有帆船,万年历,金色或银色的飞马,各种运动员等等系列;各种小轿车模型展示相框;运动员纪念卡展示框;美国50洲钱币收藏纪念框;时钟分类有单框;双框;三框系列。
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The polysemous development among the three verbs is explained in terms of the hypotheses about the frame-to-frame transferring and the conceptual schema requirement for triggering the individual verb in a frame to be transferred into another frame. Furthermore, among the three verbs, only biaoshiI is a fully representative member of the source domain, i.e., the Statement frame, and thus capable of being extended to other domains, i.e., the Encoding and the Evidence frames. Here, lexical membership in the source frame or frame-representativity is the key to semantic extension.
为了解释这三个动词语义差异的现象,我们指出了框架到框框间转换的假设和让一个动词从一个框架移动到另一个框假所需的概念基模要求,并且进一步提出「框架代表性」(frame-representativity)的原则,说明「表示」做为「来源领域」最具代表性的一个词汇,因此可以从「陈述性的框架」延展到其他的框架。
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The video coding method includes the steps of dividing input frames into one final low-pass frame and at least one high-pass frame through a motion compensated temporal filtering, coding the final low-pass frame and then decoding the coded final low-pass frame, re-estimating the high-pass frame by using the decoded final low-pass frame, and coding the re-estimation high-pass frame.
所述视频编码方法包括以下步骤:通过运动补偿时域滤波将输入帧划分为一个最终低通帧和至少一个高通帧;对最终低通帧编码并随后对编码的最终低通帧进行解码;通过使用解码的最终低通帧重估所述至少一个高通帧;以及对重估的高通帧编码。
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A little plot, just a little plot Standing among rivulet, trees, clay and Grass, close with Fields of my parents, my wife, my son and my brothers and sisters Hand in hand, from one field the water Flows into another, quietly 2 Persist in passion and hug to a drop of sweat Persist in sniff to a barnyard grass in the crops Persist in callousness to a pest In the wind coming, seedling or haulm Green or yellow, swaying or resisting Or, ignoring whatever With an original straw hat on the head, I just keep on bending down Making up myself with clay, and the green of the crops 3 Falling in love with a plot of field, deep in the city Ears are scrunched by cars A plot of remote field, a piece of visional picture Held firmly in hands, wet hands As if that was my own Prelife, this life, and afterworld
一小块,就那么一小块站在溪流,树木,泥土和青草的中间。紧靠着父母田,妻儿田,兄弟姊妹田手挽手,一块田里的水静静地流向另一块 2 坚持对一滴汗水的热爱拥抱坚持对一颗稗草的嗤之以鼻坚持对一只害虫的毫不手软有风吹来,秧苗或者稻草绿发或者黄发,起伏或者抵御或者,什么也不管本色的草帽,继续弯腰用泥土上妆,把自己绿化 3 爱上一块田,在城市深处耳朵被汽车碾伤一块遥远的田,一张虚幻的图片紧紧捧在的手上,湿润仿佛那是自己的前缘,今生,后世
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As for frame synchronizer, the recognizer of the frame pattern and its performance are analyzed in details. The probability of catching frame pattern upon one pass is deduced. Based on these, the relationship between optimum frame pattern length and the frame length , the allowable error tolerance and the channel errors, the protecting parameter α、βand the threshold level are derived. Consequently, a new type of adaptive frame synchronizer is presented.
对于帧同步器,对帧同步检出及其性能进行了详细分析,推导了帧同步一次通过捕获概率,导出了最佳帧同步码组长度与帧长之间的关系,误差门限与信道误码之间的关系,以及校核帧数α、保护帧数β与误差门限之间的关系,进而提出了一种新颖的自适应帧同步实施方案。
- 相关中文对照歌词
- Marching With 6
- Fooled By The Night
- Freeze Frame
- Sell The Frame
- Heart On Hold
- Diaper Money
- Bizounce
- Five-O (Remix)
- Lost The Plot
- Five-O
- 推荐网络例句
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I will not give up and will not call you any more at the same time.
我不会放弃,同时我也不会在给你打电话了。
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China is an uneven distribution of resources cross country.
摘要我国是一个资源分布不平横的国家。
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I do not want to have the mothers and daughters-in-law question, also does not think filial mother-in-law, because I do not like her.
我不想有婆媳问题,也不想孝顺婆婆,因为我不喜欢她。