triangular patch造句
例句與造句
- discrete boolean operation based on triangular patch
基于三角面片的離散化布爾運算 - in detailed feasibility checking, the problem of interference avoidance is solved by transforming them to the test of relation between tool surface and triangular patches
在詳細檢測中，通過檢測刀具與三角片之間是否發(fā)生干涉來最后確定刀具與曲面的干涉結(jié)果。 - but the triangle mesh data measured is massive, and usually up to millions even ten millions of triangular patches, and this occupies too much storage and hd space of computer
然而測量得到的三角網(wǎng)格數(shù)據(jù)是海量的,經(jīng)常達到百萬甚至上千萬個三角面片,大量占用計算機的內(nèi)存及硬盤資源。 - the rao-wilton-glisson basis function based on triangular patches is used in the moment method . a junction basis function based on triangular patches is adopted to deal with the key problem of the junction between the wire and patches
在使用矩量法的過程中，采用基于三角面元的rwg電流基函數(shù)；對于線天線和面元間的連接這個關(guān)鍵問題，采用了一種連接處基函數(shù)。 - the rao-wilton-glisson basis function based on triangular patches is used in the moment method . a junction basis function based on triangular patches is adopted to deal with the key problem of the junction between the wire and patches
在使用矩量法的過程中，采用基于三角面元的rwg電流基函數(shù)；對于線天線和面元間的連接這個關(guān)鍵問題，采用了一種連接處基函數(shù)。 - It's difficult to find triangular patch in a sentence. 用triangular patch造句挺難的
- two cases are analyzedxonducting target with coat and dielectric target with coat . for the conducting target with coat, triangular patches are used to model the surfaces of the coat and the conducting object . now there have equivalent electric current and magnetic current on the surface of the coat, but only has equivalent electric current on the surface of the conducting object . the rwg vector base functions are used to denote equivalent electric currents and magnetic current . three integral equations should be built to obtain the unknown current coefficients; for the dielectric object with coat, triangular patches are used to model the surfaces of the coat and the dielectric object . now there have equivalent electric current and magnetic current not only on the surface of the coat but also on the surface of the dielectric object . this time four integral equations should be built to obtain the unknown current coefficients
對于涂層導(dǎo)體目標，將涂層外表面和導(dǎo)體外表面進行三角形面元剖分，在涂層外表面有等效電磁流，導(dǎo)體外表面僅有等效電流(無等效磁流)。將這些等效電磁流用rwg矢量基函數(shù)表示，需建立三個積分方程來求解未知的電磁流系數(shù)；對于涂層介質(zhì)目標，將涂層外表面和內(nèi)層介質(zhì)外表面進行三角形面元剖分，在涂層外表面有等效電磁流，內(nèi)層介質(zhì)外表面也有等效電磁流，這時需建立四個積分方程來求解未知的電磁流系數(shù)。 - two cases are analyzedxonducting target with coat and dielectric target with coat . for the conducting target with coat, triangular patches are used to model the surfaces of the coat and the conducting object . now there have equivalent electric current and magnetic current on the surface of the coat, but only has equivalent electric current on the surface of the conducting object . the rwg vector base functions are used to denote equivalent electric currents and magnetic current . three integral equations should be built to obtain the unknown current coefficients; for the dielectric object with coat, triangular patches are used to model the surfaces of the coat and the dielectric object . now there have equivalent electric current and magnetic current not only on the surface of the coat but also on the surface of the dielectric object . this time four integral equations should be built to obtain the unknown current coefficients
對于涂層導(dǎo)體目標，將涂層外表面和導(dǎo)體外表面進行三角形面元剖分，在涂層外表面有等效電磁流，導(dǎo)體外表面僅有等效電流(無等效磁流)。將這些等效電磁流用rwg矢量基函數(shù)表示，需建立三個積分方程來求解未知的電磁流系數(shù)；對于涂層介質(zhì)目標，將涂層外表面和內(nèi)層介質(zhì)外表面進行三角形面元剖分，在涂層外表面有等效電磁流，內(nèi)層介質(zhì)外表面也有等效電磁流，這時需建立四個積分方程來求解未知的電磁流系數(shù)。 - in chapter 4, method of moment ( mom ) solution of transient electromagnetic scattering by perfect conducting surfaces is discussed by dealing with time-domain integral equations ( tdie's ) . rectangular patches model and triangular patches model are compared and their applications are exploited . in the mean time reference [ 42 ] and [ 61 ] are recruited
其中第四章通過求解時域積分方程給出了良導(dǎo)體表面瞬態(tài)電磁散射的矩量法解，比較了矩形貼片模型和三角貼片模型并拓展了它們的應(yīng)用，補充了文獻[42]和[61]的內(nèi)容；第五章工作重心是計算機顯示器屏蔽箱體的設(shè)計，對通風(fēng)問題給予了充分考慮。 - the moment method is used to calculate the rcs of three-dimensional targets in this paper . these targets include conducting targets, dielectric targets and coat targets . triangular patches are used to model the surface of the target, then electric field integral equation ( efie ) and magnetic field integral equation ( mfie ) are built which satisfy the boundary conditions . the rwg vector base functions are used to denote equivalent electric current and magnetic current on the surface of the target . finally use the galerkin method ( rwg vector base functions are basis function and test function ) to transform integral equations into matrix equation . when obtain the equivalent electric current and magnetic current, we can calculate the scattering field and the rcs of the target
本文利用矩量法計算了三維導(dǎo)體目標、介質(zhì)目標、涂層目標的雷達散射截面。首先采用三角形面元對物體表面幾何形狀進行模擬，然后建立滿足邊界條件的電場積分方程(efie)和磁場積分方程(mfie)，將物體表面的等效電磁流用rwg矢量基函數(shù)表示，最后利用伽略金法(rwg矢量基函數(shù)既作為基函數(shù)又作為檢驗函數(shù))將電磁場積分方程轉(zhuǎn)化為矩陣方程求解未知電磁流系數(shù)，得到了表面的等效電磁流后，可以計算散射場和目標的雷達散射截面。 - then, the dielectric targets'electromagnetic scattering is researched . an important principle of electromagnetic field theory-- equivalent theory is introduced . as well as the conducting target, the geometrical model of the dielectric target should first be built, then triangular patches are used to model the surface of the dielectric target . different from the conducting target, there has not only equivalent electric current but also has equivalent magnetic current on the surface of the dielectric target . so now should built two equations-efie and mfie to obtain the unknown current coefficients . the rcs of dielectric sphere, dielectric cylinder, dielectric cube are calculated respectively
其次，本文研究了介質(zhì)目標的電磁散射，介紹了電磁場理論的一個重要的原理??等效原理。與導(dǎo)體目標一樣，先建立介質(zhì)目標的幾何模型，然后用三角形面元模擬介質(zhì)表面。與導(dǎo)體目標不同的是，在介質(zhì)表面除等效電流外，還有等效磁流，因此需建立兩個方程??電場積分方程(efie)和磁場積分方程(mfie)來求解未知的電磁流系數(shù)。