The C2-continuous mathmodels including 3D parameterizations in common use of plough surfaces are presented toproduce better smoothness than the traditional methods, and satisfy the designs of any typesof plow surface.
研究开发了参数化犁体CAD三维（3D）图形系统（PSCAD），以辅助犁体优化设计。
Modeling design of plow surface based on uniform B spline;
基于均匀B样条的犁体曲面造型设计
According to the plow surface generation principle, the mathematical model of plow surface is established by using the parameters, then by Pro/E software to establish the virtual plow surface model, based on which the dynamic simulation analysis was conducted, and the resistance curve of surface in the process of plow turning was found.
根据犁体曲面生成原理,使用参数法建立犁体曲面的数学模型,并利用Pro/E软件建立犁体曲面的虚拟模型,在此基础上进行动力仿真分析,得到犁体曲面在翻土过程中犁耕阻力的变化曲线图。
In this paper, It analysizes Basic properties and FEM of the surface on the basic of LEMLON plough body surface, and Finally finds the defects and weak links of design.
以LEMLON犁体曲面为基础,在Pro/E中分析了犁体曲面的基本性能,指出其存在的问题;然后,在An-sys上对梨体曲面进行有限元分析,找出了犁体曲面在设计中的薄弱环节,从而为犁体曲面的优化设计提供了有利的支撑。
In this paper , we introduced a method to design the plough body surface with three-dimensional parametric design.
介绍了水平直元线三维参数化设计犁体曲面的方法,并利用其设计了相关的犁体曲面。
Firstly,three traditional different types plough were selected,and then the points of these plough surface were scaled with three-dimension coordinate scale instrument.
根据铧式犁的结构特点,结合现代计算机辅助设计,研究并提出了一种基于Pro/E二次开发的犁体曲面计算机辅助设计方法。
Through an analysis of the current situation of the design for the plough surface , according to the special working demand for the plough and the trait of modern design method, the paper studied and put forward a method for the design of plough surface, i.
通过对犁体曲面设计现状的分析,根据铧式犁特定的作业要求,结合现代设计方法的特点,研究并提出了一种用于犁体曲面设计的方法——Pro/E设计方法。
The mathematical model of horizontal straight-line plough surface was established using three-dimensional parametric by analyzing the design method of plough surface.
通过分析犁体曲面的设计方法,使用三维参数化建立水平直元线型犁体曲面的数学模型。
Research on CAD of Plough Surface Based on Further Development of Pro/ENGINEER Software;
基于Pro/ENGINNER二次开发的犁体曲面计算机辅助设计研究
piroplasms and cattle pathogens.
犁浆虫和牲畜病原体。
Method and Style:Two Aspects of Sunli's Comment on "Gentang's Study Records"
方法·文体——孙犁《耕堂读书记》评说二题
Investigation of juvenile baric index of Uygur,Uazak,han Nationalities of Xinjiang province
新疆伊犁维吾尔族儿童体重指数分析
DEFORMATION MONITORING ANALYSIS OF ARCH DAM BODY AT XINJIANG TUOHAI HYDROPOWER STATION
新疆伊犁托海水电站拱坝坝体变形监测分析
Study on Evaluation Index System for Soil Erosion in the Ili River Basin
伊犁河流域土壤侵蚀评价指标体系研究
Forming Process of Integral Serrated Outside Finned Tube by Rolling and Plowing/Extruding
三维整体外翅片管滚压-犁切/挤压成形工艺
Any of several marine fishes of the family Rhinobatidae, having a guitar-shaped body and related to the skates and rays.
犁头鳐一种犁头鳐科的海洋鱼类，体型类似吉他，与鳐和鱼有亲缘关系
furrow slice
犁块(被犁起的泥块)
Wang Ping: "Pa" refers to creeping on the ground and the "Li" refers to the plough used by the farmers.
王平：爬在地上的爬，犁是农民犁地的犁。
The flat side of a plow opposite the furrow.
犁侧板与犁沟相对犁的扁平的那侧
On the Style feature of Sun Li Prose Written In his Later Yerrs;
其表温柔敦厚 其里沧桑沉郁——试论孙犁晚年散文的文体特色
On System Structure of Geographical of Middle School of Kazak Autonomous Prefecture of Yili and Localization of the Function;
伊犁哈萨克自治州中学地方地理课程的体系结构与功能的定位
Research on the Current Situation and the Implement Suggestions of Junior High School Physical Education School-based Curriculum Developing in Subordinate County and City of YiLI REGION, XingJiang
新疆伊犁州直属县市初中体育校本课程开发现状及实施建议
Effects of Tethered and Isolated Ili Foals on Body Measurement and Serum Biochemical Indexes
栓系隔离挤乳对伊犁马驹体尺及血清生化指标的影响
The ploughmen were ploughing on my back; long were the wounds they made.
如同扶犁的在我背上扶犁而耕，耕的犁沟甚长。
The plowers plowed upon my back: they made long their furrows.
诗129:3如同扶犁的、我背上扶犁而耕．的犁沟甚长。
Halfway across the field, the farmer ploughed out some ancient coins.
那个农民犁地犁到一半的时候，犁出了一些古币。