great curves 中文意思是什麼
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In addition, it had founded the database and universal post processing in the software for facilitating user to operate. the cam - designed cad / cam system software can design conventional types of cam, own the advanced curves approximation and complete function, so it should has great practical and theoretical value
本篇論文從設計的原理、設計的方法和設計的步驟等方面詳細闡述了對各類凸輪的設計過程，並從軟體的整體設計和各組成模塊設計等方面說明了軟體的實現方法，同時通過軟體的使用和操作一章來讓用戶對軟體的操作更加明確。 -
Parameters can be interpreted through the method used in straight wells. after logging curves in horizontal wells are revised to true vertical depth, oil - bearing formation is evaluated through the comparison of wells combined with geological information. logging while drilling have great difference with ordinary cable logging especially in deviated holes and horizontal wells. comparison of cable logging and lwd carried out in different time indicates characters of mud invasion
實際解釋lwd資料時首先需對隨鉆測井資料進行預處理和標準化，然後從隨鉆測井、錄井資料中提取與巖性密切相關的參數，建立測井相-巖相統計模式，並採用灰色關聯識別方法實時判別地層巖性；採用直井的參數解釋方法進行隨鉆地層參數解釋；將水平井的隨鉆測井曲線從實際井深校正到垂直井深上，通過隨鉆測井資料與鄰井測井資料的對比解釋，並結合地質、錄井資料進行隨鉆地層含油氣性評價。 -
In our country, many railway lines which were built in mountainous area have heavy gradient and curves with small radius. so it is difficult to improve them and a great amount of cost is needed in the modification of them
由於我國幅員遼闊，有相當多的鐵路處于山區，線路坡度大、曲線半徑小、建設標準低，如果按照三大幹線標準改造線路使之適應提速要求，鐵路的改建很困難，所需人力物力不亞于修建新鐵路，不適合我國目前的國情。 -
The research of this paper includes : ? high - speed photography and flash x - ray radiography are both used to capture the process of al shell ' s great deformation under low pressure. front illuminations are used to get the development of the fracture on the al shell. the relative energy release is analyzed from overpressure curves measured with some sensors
本文的研究內容主要包括： ?在受試炸藥經歷低應力大變形過程的susan試驗中，同時採用高速攝影、閃光x射線照相對彈體的撞靶過程進行了拍攝，得到了殼體膨脹變形過程圖像，並使用前照明技術觀察到了鋁殼表面產生的裂紋及其發展變化過程；從壓力傳感器測量的空氣沖擊波超壓曲線，獲得反應釋放總能。 -
This thesis makes an in - depth study in three types of operations - evaluation for bezier curves and surfaces, offset approximation for bezier curves and rational bezier curves, degree reduction for nurbs curves and surfaces, all of which are of great importance in cagd researches
本文圍繞cagd領域中的三類佔有重要地位的運算? ? b zier曲線曲面求值運算、 b zier曲線及有理b zier曲線等距變換以及nurbs曲線曲面的降階變換問題展開深入研究 -
Ok. this part is about how to use duplicate array to copy the curves, this is great for wheel rim profile or other duplicated with degree thingy
這個教程是教你如何使用復制選項來拷貝曲線，這種方法用在做車輪的邊緣輪廓曲線或者是其它有規律的曲線是非常好的 -
First, we make the basic need of magnetic circuit clearly, present the theory formulation for permanent magnetic circuit of radial polarization using the method of analyzing the theory of magnetic circuit of axis polarization, and program the calculational programme to simulate the magnetic field of magnetic circuit applying finite difference method. then we continue to study using the adult soft of femm of calculation magnetic circuit magnetic field, consider many factors affecting it, get a great lot of data and curves, give some better magnetic circuit structures for reference at our laboratory. in the end, with the condition of our lab, we measure the permanent magnetic circuit completed, then the experimental and calculational simulation results have been discussed and analyzed
本文首先闡述了磁路計算及設計的基本要求，利用分析軸向永磁體磁路理論的方法，推導出了求解徑向磁化磁路的理論方程，應用有限差分法，編制了計算程序，對磁路的磁場進行了模擬；然後利用比較成熟的計算磁路磁場軟體femm作深入研究，考慮了影響磁路磁場的多種因素，得出了大量數據和曲線，給出了幾組比較合理的磁路結構，可供實驗的參考；最後，結合本實驗室條件，對現有永磁體磁路進行了冷測，將測試結果和計算模擬結果作了比較，並進行了討論和分析。 -
Secondly, the effect of transverse deforming on the property of the wedge pressing was studied. the results showed that : the wedge pressing stock with the transverse deforming amount of 10 % acquired the best performance. the highest density got the biggest rate of slope while with the amount of 30 % the curve was more some special structure and performance as following : the large porosities was crushed into small or linear ones with the high - direction deformation amount of 20 % ; as the increasing of the high - direction deforming, the particles got a further deforming, the porosities got a further crushing, the small porosities were mergered by the large ones and the former then disappeared ; when the amound reached 60 %, the quantity of the porosities would obviously decrease which made the materials compact, the microstructure more uniform and the density and hardness curves more horizontal, the relative desity could reach 99. 7 %, the tensile strength b of the as - compacted samples reached 408mpa with the yield strength s teached 289mpa and the elongation percentage reached 13. 6 %. in addition, the microstructure of the wedge pressing stock under the pressing temperectureof 450 was uniform, the porosities and the boundries of the grains basically disappeared and the conjunction between particles was great
採用雙向楔形壓制，大尺寸噴射沉積5a06鋁合金楔壓坯的組織和性能變化具有如下特點:當高向變形量為20 %時，大的孔洞變形破碎為小的孔洞，或呈線狀孔;隨著高向變形量的增加，顆粒進一步變形，孔洞進一步破碎，大孔「吞併」小孔，小孔塌陷並逐步消失;當高向變形量達到60 %時，孔洞量大為減少，材料基本緻密，組織趨于均勻，楔壓坯料的密度、硬度變化曲線接近水平線，坯料的相對密度達99 . 7 % ，抗拉強度_ b = 408mpa ，屈服強度_ （ 0 . 2 ） = 289mpa ，延伸率= 13 . 6 % ;對比其它的壓制溫度，在450楔形壓制的坯料組織均勻，孔洞及顆粒邊界基本消失，顆粒之間冶金結合良好。 -
Motion capture data can be thought as time series, signals, patterns, and curves in form, so time series analysis, signal processing, pattern recognition and curve editing techniques can play a great role on motion capture data
在形式上，運動數據可以被看作時間序列、信號、模式、曲線等，所以時間序列分析、信號處理、模式識別、曲線編輯等技術都可以在運動數據上大顯身手。 -
The main works have been done as follow : ( 1 ) after a great deal of literatures are read, the paper introduces the main ways of the flue gas desulfurization, and the development status of dcs ; ( 2 ) through the analysis of the former dcs system in the plant, the desire about the rebuilding of dcs is put ; the characteristic of the planning dcs system is introduced ; ( 3 ) according to the characteristic of the wet limestone - gypsum flue gas desulfurization, the main factor about influencing the efficiency of desulfurization is analyzed ; ( 4 ) some tests are done, which are the reduction and enhancement of the flue gas quantity, and the disturbing test of the starting and stoping the circulation of the serum in the absorbing tower. the paper lists some actual run curves
本文完成了以下主要工作：在閱讀了大量文獻資料的基礎上，介紹了火電廠煙氣脫硫的主要方法，以及dcs的發展狀況；通過對本廠脫硫裝置原有dcs系統的分析，提出了對dcs改造的要求；介紹了擬選擇dcs的特點；根據濕式石灰石石膏法煙氣脫硫的特點，分析了影響系統脫硫效率的主要因素；進行了吸收塔煙氣量減少、增加，啟停吸收塔漿液循環泵擾動試驗，並給出了部分實際運行曲線。 -
Side wear of rail on curves is a normal phenomenon in railway engineering. a great quantity of rail wear results in decreasing rail life in use and increasing railway transportation costs
鋼軌側面磨耗是工務工程中普遍存在的問題，大量的鋼軌磨耗縮短了鋼軌的使用壽命，增加了鐵路運營成本。 -
In this thesis, one - dimensional nonlinear consolidation behavior of saturated soft soil is studied in detail through a great mount of typical numerical examples and many consolidation curves are prepared, from which, the behavior of one - dimensional nonlinear consolidation of soft soil is illustrated
本文在前人工作的基礎上，對飽和軟粘土地基的一維非線性固結性狀進行了更全面細致的研究與分析，並繪制了大量固結計算曲線。 -
With the first method, multi - degree reduction can be executed at one time and certain continuity conditions can be satisfied ; by relaxation of constrained conditions, great improvement on the lpm of literature [ 30 ] can be obtained when interval rational bezier curves are degenerated to interval bezier curves. explicit computation formulas are presented when only one or two degrees reductions are required in the second method, and upper bounds for their errors are estimated
前者可一次性降多階，且能滿足一定的連續性要求，通過約束條件的放鬆，本文的演算法較文獻[ 30 ]的lpm法有更好的逼近；後者則給出了降一、二階時的顯式計算公式和誤差上界估計式，且逼近精度比前者更高。 -
The four parameters ( spring inclination a, the frequency of excitation force w, the amplitude of excitation force f, the spring stiffness k ) are the major factors that take great influences on the vibration plate. in order to analyzing the influences of four parameters, the virtual prototype of vibration plate is built in ansys to get inherent frequency from modal analysis. thorough transient analysis in ansys, the curves of displacement n velocity and acceleration is presented
為了分析這四個參數對系統的影響，首先在ansys中建立振動排秧盤的虛擬模型，採用有限元方法對模型進行了模態分析，得到振動排秧機構的固有頻率；同時對模型進行動力學分析，分析排秧盤的振動量、速度及加速度，並得出相應數據的曲線圖；另外，校核了主要元件彈簧的疲勞強度及使用壽命。 -
And the parameter data and the figures have not been calculated ever. compared with the performance curves of the primary aod, the aod with the optimum design shows great capacity : at the extreme point of bragg diffration the optimized one obtain a 2. 4 times wilder relative 3db bragg bandwidth than the primary one ; and with the same relative 3db bragg bandwidth which is 0. 67, the optimized aod has a relative 2 times of the the primary aod
用圖示的方法將優化設計后的曲線與非跟蹤的曲線進行對比，在進入布拉格衍射區的臨界點處經優化設計的器件相對帶寬達到非跟蹤器件的相對帶寬的2 . 4倍;在相對帶寬? f = 0 . 67的情況下，經優化設計的器件相對長度是非跟蹤器件相對長度的2倍。
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