水翼形 的英文怎麼說
中文拼音 [shuǐyìxíng]
水翼形
英文
hydrofoilshaped-
In order to improve the capability of asw, navy has, preliminarily been equipped with modern anti - submarine weapons, among which helcopter serves as the core. consequently, for the formation of the powerful combat capability, there is an urgent need of building an airborne anti - submarine tactical data system ( tds ), which carries out comprehensive information processing and fulfils inflight commanding and guiding
為了提高我軍的航空反潛水平，我軍已初步具備以旋翼飛機為核心裝備的硬體航空反潛能力，急需構建適應我軍現役搜、攻潛武器裝備的機載反潛戰術數據系統（ tds ） ，使我海軍在航空反潛方面形成強大的戰鬥力。The results show that : 1 ) though the water environment of nanyisan is more muddy than others, algal can still grow ; 2 ) the composition and rock type of the algal limestone are complex, the main rock types include lettuce - like stromatolites, algal reef, digitate stromatolies, wave - like stromatolites and so on ; 3 ) the deposits of algal limestones were formed in low - energy peritidal to subtidal high - energy environment of lakeshore slopes, sliding under the action of gravity and some other factors and become slump mixosedimentite layers ; 4 ) the physical property of algal limestones layers is better than others ; 5 ) the genetic development of the sediment decides that the single deposit is small, distributive and thin - layed
結果表明，南翼山藻灰巖沉積水體環境相對渾濁，但藻類仍能生長；該區藻灰巖巖石組成及類型復雜，主要的藻灰巖巖石類型有包心菜狀疊層石、藻礁、指狀疊層石、水平波狀疊層石等；其主要為濱岸斜坡上低能潮上環境至高能潮下環境形成的沉積體，在重力等因素的作用下產生滑動或滑塌形成的微生物成因的滑塌混積巖；巖層物性好於其它巖層；藻灰巖層的成因決定了該地區單個沉積體規模小、分散、層薄。Observation of supercavitation aspects around a hydronautics foil
水翼超空化的發展及其形態特徵The method of wing shape optimization of space shutlle has been developed with penalty function approach in which the objective function is the mass of the wing and the constraints are the hypersonic re - entry flight cross range, lift / drag ratio, and subsonic flight lift / drag ratio, the margin of the longitudial static stability and the magnitude of the horizontal landing speed etc
摘要介紹了在滿足高超音速再入橫向機動航程，高超音速再入飛行時的升阻比，亞音速進場飛行時的升阻比，縱向靜穩定性裕度和水平著陸速度等飛行性能設計要求下，用罰函數法尋求使航天飛機機翼質量為最小的外形優化方法並給出了算例。From this compare, we can know that the lunate fin has higher efficiency than the rectangle fin
為研究尾鰭的幾何形狀對水動力性能的影響，本論文選取了矩形翼和月牙形翼進行比較。In this thesis, four types of steel beam - rectangular cfst column connections, including normal welded flange plate ( wfp ) connection, bolted flange plate ( bfp ) connection, stiffened end plate ( sep ) connection and double split - tee plate ( dst ) connection, were designed based on the configuration of steel frame connection. total 8 models, 2 models of each kind of connections were tested under low - reversed cyclic loading at the end of cfst columns. the relationships between force and displacement at the end of columns, the relationships between the moment and rotation of the joints, degradations of strength and stiffness, ductility, failure mechanism and failure characteristics of these four connections under different axial - compression ratios were presented
本文借鑒鋼框架節點構造，設計了四種類型矩形鋼管混凝土柱與鋼梁連接節點，包括常規栓焊（ wfp ）節點、翼緣全螺栓連接（ bfp ）節點、雙t板連接（ dst ）節點以及加勁端板連接（ sep ）節點，進行了四類節點8個模型試件在柱端低周反復荷載作用下的抗震性能試驗研究，比較了不同軸壓比下節點的滯回性能、強度與剛度退化、延性、破壞機理與破壞特徵，主要結論有： 1 、節點的位移滯回曲線與轉角滯回曲線為塊型分佈，沒有或略有捏攏現象，耗能能力強； 2 、軸壓比對節點滯回曲線有顯著影響，全部節點都有顯著的剛度退化； 3 、位移與轉角骨架曲線在峰值荷載後有較長的水平或下降段，具有良好的延性性能； 4 、從整體抗震性能上看，翼緣全螺栓連接節點、雙t板連接與加勁端板連接節點都優于常規栓焊節點，可在實際工程中加以推廣。Abstract : the effects of airfoil geometric parameters on wing " s spacial and polarized scattering characteristics have been systematically revealed. the results of the study indicated that the calculating value of diffraction from trailing edge by using the formula of the straight wedge is very far from experimental results for vertical polarization, and the contribution of thickness of the trailing edge to scattering must be considered in the calculation. the scattering peak of leading edge depends only on radius of airfoil for horizontal polarization. but for vertical polarization, it depends on maximum thickness and the location of maximum thickness. engineering formulas for evaluating all scattering peaks were given in the paper. it is important for the design of low - rcs wing
文摘:系統地揭示了翼形幾何參數對機翼的空間散射特性、極化散射特性的影響規律.研究發現，在垂直極化狀態下用理論尖劈公式計算機翼后緣繞射的計算結果與實驗結果相差甚遠.提出在垂直極化狀態下機翼后緣繞射的計算必須將后緣厚度考慮在內的見解.對於水平極化，前緣散射波峰只與前緣半徑有關；而對於垂直極化，前緣散射波峰與翼形最大厚度以及最大厚度位置有關.給出前後緣散射波峰的工程估算公式，為低雷達散射截面（ rcs ）機翼設計提供依據In this paper, the researching and developing situating at home and abroad on aseismic properties of the masonry structures are reviewed. aiming to the defects of the calculated formulas of the aseismatic shear strength of brick walls in the code for seismic design of building ( gb50011 - 2001 ) and the code for design of masonry structures ( gb50003 - 2001 ), through test on brick wall models between the single wall and the wall with flanges, restoring force characteristics, the behavior at failure of the brick masonry wall and the effect of longitudinal wall under cyclic horizontal loading were analyzed the aseismic capacity has increased by 31 % for wall with flanges, the rigidity and deformation of the wall has gone up greatly too. the conclusion that the effect of longitudinal wall should be comprised in the aseismatic formulas was proposed
本文回顧了國內外關于砌體結構抗震性能的研究與發展現狀，針對建築抗震設計規范（ gb50011 - 2001 ）和砌體結構設計規范（ gb50003 - 2001 ）中墻體抗震驗算公式中的不足之處，通過單片墻和帶翼緣墻在垂直荷載和水平反復荷載作用下的對比試驗，研究了帶翼緣墻在水平反復荷載作用下的恢復力特性曲線、磚墻破壞特徵以及縱墻的影響等，翼緣墻的存在，主墻抗剪能力可以提高31 ，剛度及變形能力也均有較大提高的結論，墻體驗算公式中應當考慮縱橫墻共同作用的影響。The exterior of the new wing is cladded with metal and glazing, providing a modern and high - tech image in contrast with the humble wash grano facing of the existing theatre
用料方面，新翼外墻以金屬及玻璃為主，與舊劇場的樸實洗水石外墻形成對比。Wysic " s developing objects are rbecoming a major organization in maintenance of vessels which deadweights are below 5000mt, at the same time, the company would like to take chances to become a leader of demolition and used vessel trading. the general missions of the company for 2003 to 2008 are : focusing on maintenance of small / middle size vessels, and with two wings of small size vessel building up and demolition used vessels. they are aiming the models of developing with substantiality and intangibility, gradually forming a management model with the core of business and cost accounting, creating a service chain of dock equipment trading, setting up vessel management information system of up and middle rive, enhancing maintenance spaces of middle and small size vessels and exploring the capability of vessel construction and demolition
武漢長江輪船公司工業公司2003 2008年發展總戰略：形成以中小型船舶修理改造為主業，以小型船舶製造、舊船貿易與拆船為兩翼的基本經營戰略；形成以實物資產和虛擬資產交互增長的規模成長模式；形成以市場營銷職能為核心和成本核算為基礎的管理模式；形成以船塢設備的移動經營及長江水網中小船舶信息資源的虛擬經營為運作模式，全力拓展中小船舶修造的空間，大力延展中小船舶修造與相關貿易的服務增值鏈，適度發展中小型船舶的整船建造與拆卸能力，力爭成為長江中上游5000噸以下船舶修造的龍頭企業。The three basic steps are as follows : firstly, the flow field is computed. secondly, the droplet trajectory equation is solved in order to determinate the limiting droplet trajectories and local collection coefficient. thirdly, a new iced shape is defined according to ice accretion model
其基本步驟一般分三步：計算物體的繞流流場；求解水滴軌跡方程以確定極限水滴軌跡和收集系數；根據冰增長模型來確定新的結冰翼型形狀。The effect of the number of grid, liquid water content ( lwc ), median volumetric diameter ( mvd ) and ice layer time step on ultimate ice shape is analyzed, the aerodynamic characteristics of the iced airfoil is analyzed simply, too
分析了網格數、空氣液態水含量、水滴當量體積直徑和冰層時間步長對模擬冰形的影響，此外還對結冰翼型的氣動特性進行了簡要的分析。This thesis is a fem analysis of opening process of the folded horizontal tail wing of some aircraft, and the work includes modeling the detailed mechanic assembly of the tail wing, and computing its elastic dynamic process by large - scale fem software system, ansys and ls - dyna3d, as well with the postprocessor tool - lspost to take the computational results into visualization
本文運用大型有限元cae軟體ansys和ls - dyna3d對某具體飛行器水平折疊尾翼的機構運動進行了細致的有限元建模和動力學計算分析，運用lspost對計算結果進行了詳細的后處理，運用可視化技術對數值分析結果進行了圖形及曲線描述。分享友人