trigonometric function 三角函數。
三角函數。 “trigonometric“ 中文翻譯: adj. 【數學】三角學的;(用)三角法的。 “function“ 中文翻譯: n. 1.功能,官能,機能,作用。 2.〔常 pl.〕職 ...“arc trigonometric function“ 中文翻譯: 反三角函數“inverse trigonometric function“ 中文翻譯: 反傳遞函數; 反三角函數; 反余割; 反余切; 反余弦; 反正割; 反正切; 反正弦; 逆三角函數“logarithmic trigonometric function“ 中文翻譯: 對數三角函數; 三角函數對數“orthogonality of trigonometric function“ 中文翻譯: 三角函數的正交性“table of trigonometric function“ 中文翻譯: 三角函數表“tfc trigonometric function computer“ 中文翻譯: 三角函數計算機“trigonometric function forecast method“ 中文翻譯: 三角函數預測法“trigonometric function system“ 中文翻譯: 三角函數系“trigonometric integral function“ 中文翻譯: 積分三角函數“trigonometric approximation“ 中文翻譯: 三角近似法“trigonometric calculation“ 中文翻譯: 三角測量計算“trigonometric cofunctions“ 中文翻譯: 三角余函數“trigonometric coordinates“ 中文翻譯: 三角坐標“trigonometric curve“ 中文翻譯: 三角曲線“trigonometric decomposition“ 中文翻譯: 三角分解“trigonometric device“ 中文翻譯: 三角函數裝置“trigonometric differential“ 中文翻譯: 三角微分“trigonometric equation“ 中文翻譯: 三角方程“trigonometric expression“ 中文翻譯: 三角式“trigonometric formula“ 中文翻譯: 三角公式“trigonometric heighting“ 中文翻譯: 三角高程測量“trigonometric identities“ 中文翻譯: 三角恒等式“trigonometric identity“ 中文翻譯: 三角恒等式
trigonometry |
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Random process theory is a kind of effective mathematical tool to handle random vibration problem . through frequency spectra and time domain analysis for random course , the seemed complex vibration time - history can be transferred to trigonometric function series , thus makes it have certain periodic feature 隨機過程是處理隨機振動問題的一種有效的數學工具,通過對隨機過程進行時域分析和頻譜分析,可以將看似非常復雜和毫無規律的隨機振動表示為三角函數的級數形式,從而使其具備了一定的周期性特征。 |
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( 2 ) by the jacobi elliptic function expansion method and computer symbolic systems ( maple , matlab or mathematica ) , many exact periodic solutions of nonlinear wave equations can be obtained and under some conditions , these solutions degenerate solitary wave solutions , shock wave solutions , trigonometric function solutions respectively ( 2 )利用jacobi橢圓函數展開法和數學計算軟件( maple , matlab , mathematica等) ,可以求得一類常系數非線性發展方程的雙周期解,這些解能退化成孤立子解、沖擊波解、三角函數解。 |
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So the framework chanmical way was adapted to study the character of the pipelines ' response under trigonometric function traffic loads ; then the randomicity of the parameters were taken into account , the paper uses the perturbation theory to describe the random character about the changing parameters of the pipelines . the calculate formula and simply resolution of response character of pipelines under random loads was educed . the technique of numerical value can stimulate the complex actual situation effectively 應用數值技術可以有效的進行實際復雜情況的模擬,因此,文中對管道在恒定交通荷載和簡諧荷載下管道的縱向以及橫向受力特性進行了數值模擬計算,主要采用比較適合于土體計算的abaq二軟件進行,同時也對其各影響因素作了相關敏感性分析。 |
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8 . this thesis initiates the 8 - quadrant angle computing method . this method can rapidly recognize the adjacency relationship of all the edges linked with the same node and avoid the complicated computing of trigonometric function . furthermore , this method can rapidly construct the adjacency relationship of all the arcs linked with the same node , in the construction of topological data structure in gis , which is helpful to the rapid construction of topological structure 創造性地提出了a象限角度計算法,它可以實現快速確定與同一結點相連接的所有邊的鄰接關系;避免了復雜的三角函數計算,而且該算法還可以在gis的拓撲數據結構建立過程中,快速地構建與同一結點相連的所有弧段間的鄰接關系,為拓撲結構的快速建立創造了條件。 |
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And then we introduce bezier , b - spline and non - polynomial curves and surfaces modeling , which include l - splines , helix splines , splines in tension and c - curves etc . by analyzing the characters of bezier curves and b - spline curves , we construct trigonometric polynomial curves in the space of trigonometric functions , which assume the characters of b zier curves and b - spline curves 闡述了cagd中參數曲線曲面造型的發展歷史并介紹了bzier方法、 b樣條方法以及非多項式曲線曲面造型方法,后者包括l -樣條、螺旋樣條、張力樣條以及c -曲線等。文章以b zier曲線和b樣條曲線的特點為基礎,在三角函數空間中構造一組具有上述兩類曲線特性的三角函數多項式曲線,稱其為t - b zier曲線和t - b樣條曲線。 |
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Based on deep researching of electronic canceling image - rotation technique , it designs high speed digital video processing module of fpga + dsp hardware , provides the relating arithmetic , and adopts fpga to realize video value insert which has a strict timing characteristic and the image - space transformation with the complex control requirement , the trigonometric function with a lot of operation is finished by the dsp 本文在對電子消像旋技術深入研究的基礎上,根據消像旋算法需求和實時性要求,設計了fpga + dsp硬件構架的高速數字視頻處理平臺vsb ,并提出一種與之相適應的算法解決方案。基于vsb硬件資源采用fpga完成時序要求較嚴格的視頻預插值操作和控制復雜的圖像坐標變換;由dsp完成控制簡單但運算量較大的三角函數運算。 |
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So , we propose another novel algorithm using the cubic spline interpolation along the relevant direction and computing weights by trigonometric function of the gradients . the algorithm also adopts the correlation between color channels . and it proved highly effective based on some tests 鑒于此,本文接著提出了一種基于三次樣條函數在相關方向進行插值以及利用梯度的三角函數關系來計算相關性加權系數的混合型插值方案,并結合了考慮不同顏色通道間的相關耦合關系。 |
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For fast computation of dynamic equations , a special operation unit is referred according to the computing structure of dynamic equations . the pipeline idea is used in this operation unit . there are a adder , a multiplier and a trigonometric function generator in it 在動力學方程的快速計算方面,根據動力學方程的計算結構提出一種可用于專門計算機器人動力學方程的運算單元,此運算單元采用流水線結構,其運算部分包括加法器、乘法器和一個三角函數發生器。 |
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( 2 ) by the jacobi elliptic function expansion method and computer symbolic systems ( maple , matlab ) , many exact periodic solutions of nonlinear wave equations can be obtained and these solutions can degenerate solitary wave solutions , shock wave solutions , trigonometric function solutions ( 2 )利用jacobi橢圓函數表示法和數學計算軟件( maple , matlab等) ,可以得到一類常系數非線性發展方程的雙周期解,這些解能退化成孤立子解,沖擊波解,三角函數解。 |