boundary wall 中文意思是什麼

boundary wall 解釋
邊界墻
  • boundary : n 邊界,疆界,限界 (between);(球場)邊線;界標;界限,范圍,分野。 aboundary dispute 邊界糾紛...
  • wall : n 1 墻壁;(石、磚等的)圍墻;城墻。2 (形狀、用途)像墻壁的東西,障壁;土堤,堤防。3 (礦井、容...
  1. The hanging wall of sag extended in southeast direction, with the tulage fault being the boundary fault. yinggete - bagemaode metamorphic core complex developed adjacent to northwest of chagan sag, which evolved from late jurassic to cretaceous with three - layer construction style. the kinematics mechanism of metamorphic core complex and chagan sag is a simple shear model, chagan sag extended and faulted as the metamorphic core complex rised

    在查干凹陷西北側發育英格特?巴格毛德變質核雜巖帶,可能具有三層結構模式,其形成與演化時代為晚侏羅世末?白堊紀;該變質核雜巖與查干凹陷的運動學機制為統一的簡單剪切模式;在變質核雜巖隆升的同時,查干凹陷發生伸展斷陷。
  2. Investigation on boundary layer prediction models near head wall in cylinder of diesel engine

    柴油機缸內近氣缸蓋壁面邊界層預測模型的研究
  3. With the acceleration of economic globlization, the purchasing globlization of automobile parts is becoming the necessitous trend of automobile manufacture industry. from accessing to the wto in 2001, chinese automobile industry had been brought into the international distribution rapidly. chinese motor spare parts enterprises meet new development opportunity. meanwhile, following the canceled and weaken of tariff and non - tariff wall, the motor ' s parts market boundary between domestic and international is very weak. the domestic enterprises are forced to take part in the international competition

    2001年中國加入wto以後,中國汽車工業已被迅速地納入國際分工體系之中,中國境內的汽車零部件企業迎來了新的發展機遇;另一方面,隨著各種關稅和非關稅壁壘的減弱和消失,汽車零部件的國內、國際市場界限已非常的模糊,中國境內的汽車零部件企業將被迫參與國際競爭。
  4. The aerodynamic design of curve of nozzle adopts perfect gas cresco method to calculate non - existence glutinous model surface, the correct boundary layer of the nozzle wall side adopts sivells - payre method, and the calculation of constringency part of the nozzle adopts stock formula

    其中,噴管型面氣動設計採用理想氣體的cresci方法計算無粘型面;噴管的附面層修正採用sivells - payre方法;噴管收縮段的設計採用維托辛斯基公式。
  5. A stone wall marked the boundary between the two farms

    石墻是兩個農場的分界線。
  6. Recovery of wall - hanging orebody outside south mining area boundary of liuheyu deposit

    柳河峪礦床南采區境界外掛幫礦體的回收
  7. A convergence acceleration technique, boundary element method ( bem ), spectrum of two - dimension solutions ( s2ds ) method are used separately in solving dyadic green function of the three domain. next, waveguide narrow - wall slots array ' s is introduced in this paper

    對外部空間,與縫隙腔體區域一樣認為場量與z無關,對所有場量做z方向的fourier變換,得到譜域上的一系列去耦合的二維方程。
  8. Along with the progress of drilling technology, many new types of bha such as steering motor assembly, dropping assembly with eccentric bend sub, dropping assembly with flexible connection are developed based on common building, dropping and holding assemblies. for using these bha, a new mathematical model is put forward for 3d static analysis of these types of bha under small deflection. and its weighted residual solution is given. the mathematical model includes ( 1 ) differential equations ; ( 2 ) boundary conditions at drill bit, stabilizer, bend angle, diameter change, tangential point and borehole wall ; ( 3 ) lateral forces and deflection angles of bit. the software based upon this method runs well

    為了更好地應用各種新鉆具,建立了適用於對普通下部鉆具、導向鉆具、帶偏心彎接頭和柔性接頭的下部鉆具進行三維小撓度靜力學分析的數學模型,包括( 1 )微分方程; ( 2 )鉆頭、穩定器、彎角、變截面、切點和井壁的邊界條件; ( 3 )鉆頭的側向力和鉆頭轉角.給出了該模型的加權余量解.用該方法編寫的軟體應用效果良好
  9. A new waveguide made of changing a wide wall of a rectangular waveguide to a uniform curved wall is called conformal waveguide. a kind of expression of approximate solution for domain mode of the new waveguide, including symmetric, unsymmetric arc, parabolic arch, hyperbolic arch, elliptic arch, etc., is constructed by using boundary condition of mental waveguide, variational method and boundary element method. by using the equivalence principle, an approximate calculating formula for equivalent resonant conductance of a narrow longitudinal halfwavelength slot cut in the curved wall of the unsymmetric arcrectangular waveguide is derived, and the result is shown. although this solution is approximate, it can solve the problem in designing the slotted antenna of such conformal waveguide

    把矩形波導一個寬面外突成均勻曲面構成的新波導統稱為共形波導.利用金屬波導邊界條件、變分法、邊界元素法構造這種新波導中主模場的一種近似解表達式,包括曲面橫截線為對稱、非對稱圓弧,拋物線弧,雙曲線弧,橢圓弧等.然後根據等效原理,推導非對稱圓弧矩形波導曲面上窄的縱向半波長縫隙的等效諧振電導的近似計算公式,給出計算曲線.這種解雖然是近似的,但卻能解決這類共形波導縫隙天線的工程設計
  10. The site boundary of the drill yardparade ground of the fireboat station and pier needs to be fenced off by a 3 m high fence wall or fencing with spikes on top ( please refer to item 23 of annex viii to schedule of accommodation and technical schedule for reprovisioning of tsim sha tsui fire station complex in the cd - rom contained in volume two of the ifp )

    滅火輪消防局和碼頭的操場有需要用三米高而頂部帶有尖刺的圍墻或圍欄沿界線圍起來。這方面請參閱重置尖沙咀消防局綜合大樓的空間分配表和技術規格附件viii第23項(載于發展建議邀請書第二冊附連的光碟內) 。
  11. The numerical algorithm of solving the adjoint equations for different design cases have been developed by using finite volume methodology which is usually used to solve the flow governed equation. it includes the some important aspects, such as flux formulation, wall and far - field boundary treatment methodology, dissipative term formulation, etc. after the solution of the adjoint equations is obtained, the derivatives of the cost function with respect to all the design variables can be evaluated with the same operation. this can yields a significant saving over the other gradient - based techniques when there are many design variables

    ( 3 )進行了應用控制理論和三維歐拉方程的機翼氣動反設計研究,以及有升力約束情形下機翼跨音速減阻問題研究,分別推導了相應的共軛方程及邊界條件數學表達形式,研究與發展了三維共軛方程的有限體積數值求解方法,及相應梯度公式的數值求解方法,通過對計算網格生成、流場計算、共軛方程數值求解、梯度求解和優化演算法等多方面的有效結合,成功發展了三維機翼的氣動反設計和跨音速減阻優化設計程序,成功地進行了多個設計算例研究。
  12. Tsing chuen wai used to be known as mak yuen wai. its present name came from the boundary wall made of green bricks which surrounded the village

    青磚圍原稱麥園圍,后因為該村的圍墻乃用青磚建成而被易名為青磚圍。
  13. Experimental research of scaling law in a turbulent boundary layer over heated wall

    壁面加熱湍流標度律的實驗研究
  14. An experimental measurement for the scaling law in a boundary layer over heated wall by metal wires

    金屬絲壁面加熱湍流標度律的實驗研究
  15. On the basis of prantel boundary layer idea, wind sand fluid of irreducible rare phase as research object, by the foundation of general equation of wind sand fluid, in the condition of basic hypothesis, the boundary layer equation of car roof surface is set up and the boundary condition the fluid slippage character in solid wall surface is given

    摘要基於普朗特的邊界層思想,以不可簡化成稀相的風沙流體為研究對象,以風沙流的一般方程為基礎,在基本假設的條件下,建立了高速轎車車身頂部過流表面的邊界層微分方程並給出沙流在近壁表面以滑移為特徵的邊界條件。
  16. In this paper, the standard three - dimensional k - two - equation turbulence model which modifies the item of buoyant effect and simple algorithm are adopted, wall functions are used to deal with the boundary condition and a simplified method - box method is used to model the supply air boundary condition

    本文數值計算採用經過浮升力項修正的k -兩方程模型和simple演算法,壁面邊界條件採用標準壁面函數,風口邊界條件採用盒子方法。廠房內的氣流運動主要受風口出流動量的制約,因此選擇合理描述入流邊界條件的風口模型對數值模擬至關重要。
  17. In this article, simulations of air distribution in the vav air - conditioned office are carried out in the cases of different air - supplying diffusers including slot diffuser, sqaure grille, bar grille and square diffuser to supply air, the standard three - dimensional k - ? two - equation turbulence model with correctional item of buoyancy effect and simple algorithm are adopted, and wall function method is used to handle boundary conditions

    本文採用經過浮升力項修正的-兩方程模型和simple演算法,應用壁面函數法處理邊界條件,對利用包括條縫風口、方型百葉風口、長條型百葉風口和方型散流器不同型式送風口送風的變風量空調房間內的氣流組織進行了模擬。
  18. A remaining portion of the original green - brick boundary wall at the main entrance of the wai gives visitors an insight into the walled village s past outlook

    村內的正門入口處,現尚存一闕青磚圍墻,遊人可從中一睹昔日圍村風貌,亦與新建成的牌樓互相輝映。
  19. The noise attenuation factor of the solid boundary wall for 282ep

    在282ep號工程計劃下築建的實心圍墻在減低噪音方面的成效。
  20. A tyre barrier has to be at least as high as the boundary wall behind it ( at least one metre ) and must consist of between two and six rows of tyres

    輪胎墻必須得和它後面的分界墻高度一致(至少一米)或者更高,而且由兩到六排的輪胎組成。
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