矩形導體 的英文怎麼說
中文拼音 [jǔxíngdǎotǐ]
矩形導體
英文
rectangular conductor-
The best optimum mathematical model is constituted. scalar factor of structural parameter on loop rectangular negative pressure and adsorption slide is calculated. structural parameter, air gas source pressure carrying capacity and thickness of air cell are made sure by hydrodynamics and the theory of gas lubrication
詳細論述了導軌副的設計過程,運用數學上的拉格朗日條件極值求解法,建立最優化數學模型,求出環矩形負壓吸附導軌的結構參數的比例情況,並運用流體力學和氣體潤滑理論確定了環矩形負壓吸附導軌的結構參數、氣源氣壓、承載能力和氣膜厚度的確定性結論。This paper investigated the geological and geophysical meanings of fractals of aeromagnetic anomalies based on forward modeling on erect magnetized rectangular column model
摘要通過對垂直磁化直立矩形柱體模型的理論分析和推導,建立了模型並進行了正演模擬計算,分析了磁異常分形的地質地球物理意義。The light guiding unit on the surface is composed of sub - micron gratings whose transmission wavelengths are red, green and blue in order. the light source are red 、 green 、 blue led or semiconductor laser array. to enhance the light utilization, the surfaces of light guide plate except the incident and transmitted surfaces are coated with metallic film
本文設計的亞微米光柵型導光板為矩形狀的,導光板上表面的導光單元是由三套出射光主波長分別是紅光632 . 8nm ,綠光521nm ,藍光441 . 6nm的亞微米光柵組成,光源採用的是紅、綠、藍三色發光二級管或者半導體激光器陣列,為了提高光能利用率,除入光面和出光面外,導光板其餘面都鍍上金屬膜。In the end, the impedance matrix of any three - dimensional conducting object can be portioned into sub - matrices by the projection iterative method ( pim ), the surface current and rcs can be calculated with convergent iterations, the wide - band electromagnetic scattering characteristics of three - dimensional conducting objects are also analyzed with the asymptotic waveform evaluation technique
最後應用投影迭代方法( pim )將三維導體目標的阻抗矩陣剖分成小矩陣,通過迭代計算出表面電流和雷達散射截面,並與漸近波形估計技術結合分析了三維導體目標的寬帶電磁散射特性。Analysis of compression characteristics of gaussian signal pulse in semiconductor optical amplifiers by utilizing rectangular control pulse
矩形控制脈沖在半導體光放大器中對高斯信號脈沖的壓縮效應分析Standard specification for soft rectangular and square bare copper wire for electrical conductors
電導體用矩形和正方形軟裸銅線的標準規范Powerformer is a new high voltage generator , which use xlpe cable as stator winding instead of rectangular conductor bars , thereby it overcome the shortcomings which the shape of these conductors results in an uneven electric field distribution with high electric field strenghs at the corners especially and prevents the output voltage of the conventional generator from exceeding about 36kv powerformer offers a direct connection to the network without the need for a step - up transformer as a consequence, there are some merits in the total plant equipped with powerformer, such as high effiency, high availability, low maintaining cost and giving less environmental impact
Powerformer是一種新型的高壓發電機,它採用電纜代替矩形導體作為定子繞組,從而克服了矩形導體電場分佈不均勻,特別是在矩形導體在導體拐角處電場過于集中而使常規發電機的輸出電壓等級不能高於36kv的缺點,使其能夠直接和輸配電網相聯,這樣就不需要升壓變壓器,同時也使裝配powerformer的電廠具有如下優點高效率、可利用率提高、維修費用降低和降低了對環境的負面影響。For the first time we investigate detailedly on the theory of the conductor - centered arbitrarily - shaped helical groove structure. we divide the arbitrarily - shaped helical groove into many consecutive small rectangle area to approximate the original groove. the recurrence relation of the admittance is obtained
首次對具有中心導體軸的任意槽形螺旋槽結構的普遍理論進行了研究,通過以多層矩形階梯來近似代替任意形狀槽的邊界的方法,同時對導納的遞推關系進行了詳細的推導。Then we set up the model of rectangle - shape pipeline. we compare it to circuit - shape pipeline on sides of the value of induced electromotive force, pressure loss when liquid flow trough the pipeline and resistance ' s value of the sensor. we get the result that we can finish the measurement of low - velocity flow by using the rectangle - shape pipeline
接著對矩形測量導管進行建模,並在流體流經矩形測量導管時產生感應電動勢的大小、流體在測量導管中的壓力損失和傳感器內阻的大小對輸出信號的影響等幾個方面與圓形測量導管進行比較后得出採用矩形測量導管完全能夠有效地完成微流量的測量。In chapter 2, an accurate modified reynolds equation is derived. the modified reynolds equation is solved numerically with the finite different method, the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction under the rectangular screw are obtained. at last, using numeral methods and coordinate graphs, the influences of rectangular screw parameters on the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction are studied and analyzed
第二章,首先推導了非牛頓流體的變形雷諾方程,化簡了雷諾方程,得出了矩形螺紋下有限差分方程;還推出了矩形螺紋作用下軸向摩擦牽引力、粘液膜厚度、粘液膜承載能力、周向摩擦阻力無量綱表達式,最後用數值計算方法求解,通過坐標圖分析了矩形螺紋參數對軸向摩擦牽引力、最小粘液膜厚度、粘液膜承載能力、周向摩擦阻力的影響。Mechanical standardization of semiconductor devices - part 6 - 12 : general rules for the preparation of outline drawings of surface mounted semiconductor device packages - design guide for fine - pitch grid array - rectangular type
半導體裝置的機械標準化.第6 - 12部分:表面安裝半導體裝置外形圖繪制的一般規則.小節距柵極矩陣列的設計指南.矩形Mechanical standardization of semiconductor devices - part 6 - 12 : general rules for the preparation of outline drawings of surface mounted semiconductor device packages ; design guide for fine - pitch land grid array ; rectangular type
半導體器件的機械標準化.第6 - 12部分:表面安裝半導體器件封裝外形圖繪制的一般規則.小節距柵極矩陣列的設計指南The analytic solutions of isotropic elastic layered soil under axisymmetrical, rectangular and strip loads were derived from the basic equations of isotropic elastic mechanics by means of transfer - matrix method. by the result, can easily calculate the additional stress and settlement in layered soil. but these solutions could not properly assess the errors from the elastomer of the bottom layer in foundation soil
從各向同性彈性力學基本方程出發,利用傳遞矩陣法推導出的多層彈性地基問題在軸對稱荷載、矩形荷載和條形荷載作用下附加應力與沉降的解析解,可以方便地求出層狀地基中的附加應力和沉降,而他們均沒有考慮最下層彈性體計算深度引起的誤差影響。The substrate integrated waveguide borrow advantages of both of the rectangular waveguide and the microstrip, such as : high q, low loss just like rectangular waveguide ; small size, low profile, low cost, easy to be integrated like microstrip
它綜合了矩形波導和微帶線的一系列優點:和傳統的矩形波導一樣集成波導具有較高的品質因數和很小的輻射損耗;而它又和微帶線一樣具有體積小、重量輕、容易加工和集成等優點。It is found that there is a competition among the modes such as tm _ ( 01 ), tm _ ( 11 ) and tm _ ( 21 ) because of their similar work frequency in the experiment of rbwo with a coaxial structure, then tm _ ( 01 ) mode couldn ’ t work steadily. after shaping rectangular slot in the inner - conductor, the space between modes is enlarged, tm _ ( 01 ) mode would work steadily
在同軸返波管的實驗中發現:模式tm _ ( 01 ) , tm _ ( 11 )以及tm _ ( 21 )的工作頻率十分接近,存在模式競爭問題,使得tm _ ( 01 )不能成為穩定的工作模式,但在同軸返波管內導體加矩形開槽后,發現模式之間的間隔增大,從而使tm _ ( 01 )成為穩定的工作模式。As one part of the work, the induced current on perfect conductor surface is computed with mom method and graphed by origin. the factors, such as choice of basis function and sliced mounts of one cell, which affect solution accuracy are summarized. all of these provide a good basis for the latter computation of array scattering field
其中第一部分工作從電場積分方程出發,利用矩量法計算了理想導體貼片上的感應電流,進而得到平面陣列和曲面陣列的散射場,研究了陣列單元尺寸、排布形式和入射波的角度,以及曲面陣列的陣面形狀等因素對陣列散射場的影響規律。Take the normal graded granularity for example, the curve function of the collaring rectangle was derived, which can provide a kind of mathematic model for drawing the lithologic frame of terrigenous elastic rocks in the second development of graphic software
為了彌補繪圖軟體的這些不足,提出用曲邊矩形代替矩形來繪制陸源碎屑巖巖性框架,並以表示正粒序陸源碎屑巖巖性框架的曲邊矩形為例,詳細推導了其曲邊的函數表達式,為繪圖軟體的二次開發提供了陸源碎屑巖巖性框架繪制的一種數學模型。And the basic two - dimensional transient state equations for semiconductor device are dispersed and linearized. the matrix - vector form of the basic functions is get. and the solution methods are also discussed
離散和線性化了二維瞬態半導體基本方程,並得到了其矩陣-矢量方程形式,同時還討論了其求解的方法。The author first proposes an improved mass - spring model developed for rectangle meshes based on the survey of cloth modeling methods, by which the simulation of cloth is formulated unifiedly. the dynamic system of modeling and simulation is derived and solved using time differentiate method, with given composition and expression of internal and external cloth forces in the formulation
在此基礎上作者提出改進的基於矩形域的質點-彈簧模型,利用該模型統一建立了布料真實感模擬方程,給出方程中質點所受內力和外力的組成與表達式以及動態系統的推導和求解過程,並且描述了模擬的具體實現演算法。Numerical calculation of internal impedance of conductors of rectangular cross section
矩形截面導體內阻抗的數值計算分享友人