錐體法 的英文怎麼說
中文拼音 [zhuītǐfǎ]
錐體法
英文
cone method-
The common hypotheses of the shell structure aren ' t alterative in the new finite element method, and it finishes the solution through the integral of the different laminas
新單元的計算方法不改變殼體結構的一般假設條件，利用厚度方向分段積分來完成問題的求解，並對層合截錐殼進行計算。However, the advance of intracellular labeling techniques enables us not only to visualize more complete dendritic arbor for qualitative analysis, but also to examine the relation between changes in the dendritic arborization and the evoked fast postsynaptic curents - 3 - ( fpscs ) in the same neurons during the postnatal development the aim of this study was to systematically examine the postnatal changes in the configuration of fpscs evoked by the focal stimulation of the stratum radiatum of the ca1 region, and the relationship between the dendritic arborization and evoked fpscs in the rat hippocampal ca1 pyramidal neurons using whole - cell blind patch recording technique combined with biocytin intracellular labeling during the postnatal development ( postnatal day 2 - 70, p2 - p70 )
但是，細胞內染色技術的進步使我們不僅能觀察到更完整的樹突分支來用於定性研究，而且也可以在同一神經元上研究在發育過程中樹突分支的變化與誘發的快突觸后電流（ fastpostsynapticcurrents ， fpscs ）之間的關系。因此，本研究應用盲法腦片膜片鉗記錄並結合biocytin細胞內染色方法，對發育過程中（生后2 70天）局部刺激大鼠海馬ca1區輻射層在錐體神經元誘發的fpscs的成分變化，以及ca1錐體神經元的樹突分支與誘發的fpscs的關系進行了較為系統的研究。Conic sections get their names because they take the shapes of the cross sections of a cone
我們稱這四種形狀為圓錐截線，是由於以不同方法切割圓錐體，便可以得到這些形狀。With the use of finite method we have developed computer simulation software for vacuum microtriodes with wedge - shaped and cone - shaped cathode on the basis of stduying deeply the field emission theory of vacuum microelectronics. the software included field section, grid point numbering, and the calculation of electric currents, transconductance and cathode capacitance, moreover, it can simulate the properties of vacuum microeletronic with variant structures and sizes. the relationship was studied and simulated among electic properties and device structures, sizes and cathode materials etc. the optimized design of vacuum microtiode was proposed
本文在深入研究真空微電子器件場致發射理論的基礎上，根據圓錐形、楔形陰極真空微電子三極體的不同特點，分別建立了物理和數學模型，在考慮空間電荷密度影響的前提下，以有限元法為基礎採用迭代的方法計算出真空微電子三極體內的電勢分佈情況，繪制出了等勢線、電子軌跡線，並得到了器件電學性能隨幾何參數的變化情況。Soil : investigation and testing. atterberg limit determination. part 1 : liquid limit. cone penetrometer method
土壤:研究和試驗. atterberg極限的測定.第1部分:液體極限.錐入法( 2 ) the causation that the caustic phenomena of electromagnetic wave propagation in two - dimension concave reflectors occurs and the types of singularities in caustic fields are investigated, and the conclusion that there are two types of singularities ( fold and cusp ) in caustic fields in two - dimension concave reflectors is obtained ; by symplectic geometrical method, formulations of computing wave fields in and far away from caustic fields in two - dimension concave reflectors are deduced, and the results are plotted in pictures. ( 3 ) the cause of the caustic phenomena of electromagnetic wave propagation in three - dimension concave reflectors and the types of singularities in caustic fields is discussed, and the conclusion that there are three main types of singularities ( fold, cusp and swallowtail ) in caustic fields in three - dimension concave reflectors is obtained ; by symplectic geometrical method, the formulae of computing wave fields in and far away from caustic fields in three - dimension concave reflectors are deduced. particularly, the wave fields in ellipsoid concave reflector are computed, and the results displayed in special sections are given
論文主要包括三個方面： （ 1 ）分析了凹面反射的焦散現象，給出了不同凹面反射的焦散圖； （ 2 ）分析了二維凹面反射波動場焦散現象產生的原因及焦散區奇性的種類，得出了二維凹面反射波動場焦散區奇性主要有折疊（ fold ）和尖點（ cusp ）兩種的結論，利用辛幾何方法構造了圓錐曲面反射波動場非焦散區和焦散區的通用計算公式，並給出了圓柱面、橢圓柱面及雙曲柱面反射的計算結果； （ 3 ）分析了三維凹面反射波動場焦散現象產生的原因及焦散區奇性的種類，得出了三維凹面反射波動場焦散區奇性主要有折疊（ fom 、尖點kusp和燕尾k ）三種的結論，提出了利用辛幾何方法計算三維凹面反射波動場非焦散區和焦散區的計算方法，並給出了三軸不等橢球體凹面反射波動場的計算結果剖面圖。Protocol of compliment fixation test for trypanosomiasis
牛錐蟲病補體結合試驗方法The glint suppression using high resolution range profile under conical angle measurement is studied, the angle information in signal components of scatters are extracted and averaged to suppress the glint. nonlinear kalman filtering methods under near spherical coordinate are analyzed and used to get more accurate tracking
研究了圓錐掃描測角體制下基於距離高分辨的角閃爍抑制方法，利用距離維高分辨像，提取強散射中心反射信號分量，在此基礎上估計出各個強散射中心的角度測量值，採用平均方法減少角閃爍對測角的影響。The morphology of the recorded ca1 pyramidal neurons was obtained by biocytin - 4 - intracellular staining methods
上述記錄到的ca錐體神經元的形態可通過biocytin細胞內染色方法觀察到。The numerical simulation of axisymmetric two - dimensional shock tube is studied, which has a conical convergent section, and its driving gas is the hot product of hydrogen oxygen detonation. finite volume tvd scheme is adopted and the mesh is local orthogonal. the primitive equations are euler s equations of multi - component flow. the new method of eliminating numerical oscillation at the interface of two materials is extended to two dimensions. the mechanical character of this shock tube is analyzed
對由前向爆轟產生驅動氣體並具有局部錐形收縮截面的軸對稱激波管利用兩相常比熱完全氣體的歐拉方程組和有限體積tvd格式在局部正交的網格上進行了二維數值模擬。將消除兩種介質界面處數值振蕩的新方法成功地推廣到二維情況。分析了該激波管的力學特性。Petroleum and related products - determination of spray ignition characteristics of fire - resistant fluids - spray flame persistence - hollow - cone nozzle method
石油和相關產品.耐火液體噴射點燃特性的測定.噴射火焰持久性.空心錐形噴嘴法Petroleum and related products - determination of spray ignition characteristics of fire - resistant fluids - part 1 : spray flame persistence - hollow - cone nozzle method
石油和相關產品.耐火液體噴射點火特性的測定.第1部分:噴射火焰持久性.空心錐噴嘴法Tapered drilling method for drainage holes in crooscut
石門排放鉆孔錐體施工方法Hollows taper interface with flange contact surface - part 2 : receivers - dimensions
帶法蘭接觸面的空心錐體界面.第2部分:接收器.尺寸Abstract : approximate methods for calculating aerodynamic heating rates on space shuttles are discussed. various methods are given for predicting the heating rate at axisymmetric stagnation points, general three dimensional stagnationpoints and the leading edge stagnation point of wings. numerous laminar and turbulent heating techniques for flat plates and cones are analyzed and compared. a brief review of some methods is presented to predict heating rate for winward centerline and lateral direction off the symmetry plane. the results show that the methods are simpler and can guarantee enought precision for predicting aerodynamic heating environment of space shuttles
文摘:介紹了國內外預測航天飛機氣動加熱的工程計算方法.給出了軸對稱、非軸對稱和機翼前緣等各種外形駐點熱流密度的計算，分析和比較了平板、錐體的層流和湍流熱流密度計算的各種方法，概述了航天飛機迎風面中心線和離開中心線橫向熱流密度的計算.計算結果表明，本文方法用在航天飛機氣動熱環境初步設計中比較簡單並且有足夠精度Polyethylene pipes - resistance to slow crack growth - cone test method
聚乙烯管材耐慢速裂紋增長錐體試驗方法When we get the surface model, we can project the vertex of polygons onto the input images to get the texture on the correspondent pixel and in turn get the texture on the surface model
多邊形的法向是該錐體平面的法向量。在得到物體表么網格模型后，可以通過計算該多邊形對應于輸入圖像上的像素獲取紋理信息，進而映射得到物體網格平面紋理值。Referring to the conventional incorrect calculation method for the dynamic shear of under - column foundation constructed on piles, a correction is made on the selection of angular destruction cone due to shear, and an example of a complete standard calculation is given
摘要針對柱下樁基承臺抗沖切的錯誤習慣演算法，論述了沖切破壞錐體的正確選取，舉例說明了承臺抗沖切的完整規范的演算法。In this paper, i will present some algorithms of polyhedral visual hull reconstruction : ( 1 ) polyhedral v isual h ull generation a igorithm b ased one dge - pool - searching, which constrains the 3 - d intersections into the 2 - d planes intersection via the epipolar theory to reduce the complexity a nd c an r educe t he t imes f or c ones t o b e p rejected o nto t he i mage p lanes, i n which we induced the index list to every points on the surface of object, and connected the related points to get sub polygons on surface and in turn get the mesh model, we replace triangulation process of disordered points cloud by edge - pool searching. ; ( 2 ) reconstruction based on degenerated - polygon - intersection, which have the following improvements on traditional bull intersection : using degenerated polygon to orga nize intersected area on cone face, which may be discontinuous ; a fast intersection algorithm of polygons on the cone face based on degenerated polygons, which is consistent between the continuous polygons and the discontinuous ones. the intersection of degenerated polygons is similar to the convergence of two ordered lists, which is comparably simple to the bull operation ; ( 3 ) reconstruction algorithm based on ray - tracing, in which all the rays that run through the vertex on silhouette of object will intersect with all the cones correspondent to other silhouette, and we have to calculate the intersection of all such line segments, the endpoints of which are considered to lie on the surface of object and we will get the point cloud on the surface of object
同時利用共極線原理把三維計算投影到二維平面以降低求交計算的復雜度，該演算法可以減少光錐向圖像平面投影計算的次數，以邊池搜索取代散亂點集上進行的三角剖分； （ 2 ）基於退化多邊形求交的多面體可見殼模型重構，系統引入退化多邊形的概念，把錐體平面的交集中不連通的部分用一個退化多邊形來表示，並引入了新的基於退化多邊形的求交演算法，與傳統多面體可見殼重構相比，該演算法有以下幾點創新：在圖像平面以退化多邊形組織投影錐體和物體輪廓的交集，把任意錐面與物體輪廓的交集歸一到一個退化多邊形；基於退化多邊形的二維平面上多邊形快速相交演算法，該演算法在一定程度上就是兩個有序鏈表的合併，大大簡化了先前的布爾求交計算； （ 3 ）基於光線跟蹤的演算法，該演算法中所有通過輪廓頂點的光線和對應其它圖像輪廓的光錐進行求交計算，最後得到每次求交計算得到線段的交集，該線段的頂點就認為是物體表面點，從而得到物體表面的點雲。And so without artificially analysing all the converging planes of the cone and ranks of the army or classes or ranks of any department whatever, or public undertaking, from lower to higher, a law comes into existence, by which men always combine together for the performance of common action in such relation that the more directly they take part in the action, the less they command, and the greater their numbers ; and the less direct the part they take in the common action, the more they command, and the fewer they are in number ; passing in that way from the lower strata up to a single man at the top, who takes least direct share in the action, and devotes his energy more than all the rest to giving commands
因此，不用特意分解連成一體的圓錐體的各個部分一支軍隊的所有官職，或任何行政機關或公共事業中由最低級到最高級的職稱和職位，我們就可以看出一種法則，根據這種法則，採取聯合行動的人們結成下面的關系：愈多地直接參與行動的人，他們的指揮權就愈小，他們的人數就愈多而愈少地直接參與行動的人，他們的指揮權就愈大，他們的人數也就愈少照這樣從底層上升到最後那個人，那個人最少地直接參與行動，最多地發號施令。分享友人