板料展開 的英文怎麼說
中文拼音 [bǎnliàozhǎnkāi]
板料展開
英文
blank development-
This article gives the subsistent ability and the analysis result of intensity after repair in the open field airplane composite material structure by research the intensity, rigid and repair problem under a axis compress loads on a typical three stiffened composite laminate which has a penetrability crack ( a scatter damage ) by a shrapnel
本文通過飛機典型復合材料三加筋層壓板結構在被彈片劃開一穿透性切口（離散源損傷）后，在軸向壓縮載荷作用下所產生的強度、剛度以及修理問題展開了技術研究及探討，給出軍機復合材料加筋板在彈擊後生存力以及外場修理后強度恢復分析結果。At present carbon fiber - reinforced composite is developed to use in some aero - engine components in our country. using the numerical method and fatigue damage theory, the buckling and fatigue on the composite materials and composites case are studied for aero - engine design
本文從實際工程背景出發，利用板殼理論和現代數值分析技術的研究成果，結合疲勞累積損傷理論，對航空發動機用的復合材料及其機匣結構的屈曲與疲勞壽命問題開展了較為系統深入的研究。International trade is the important department in our company, which is engaged in the import and export of commodities such as garments, textiles, light industry, machinery and electronic appliances, metals and minerals, chemicals and intermediates, pharochemicals and intermediates, dyestuffs and pigments, the material of cosmetics, food additives, food, etc
進出口貿易是本公司的一個主要業務板塊，開展紡織服裝、輕工、機械、機電、五金、化工原料及其中間體、醫學原料及其中間體、化妝品原料、食品添加劑、染料和顏料、食品等商品的進出口貿易；承接來料加工、來件裝配、來樣定貨的三來一補業務；進出口代理等。Nacpro apparel pattern making system has great progress in the intellectualized and humanized operation. original database management mode, intellectualized automatic pattern - making, auto - grading and customized system, entirely opening unlimited basic block library, linkage operation of pattern modifying, substantial mark lib and line lib in the system or setting, point parallel line - cutting grading and 3d re - grading or more - times grading, marker making for traditional textile irregular textile knitted textile, etc., auto - matching plaid marker making, beds marker making and double - deck bed marker making, automatic marker making which can be modified by hands any time. we do everything to help the users operating conveniently, quickly and economically
隨著計算機技術不斷發展，在我公司全體員工的努力下， nacpro服裝制板排板系統在智能化操作和人性化操作方面的綜合能力大大提高，新穎的數據庫管理模式智能化的自動打板自動放碼及度身定做全開放式的無限量原型板庫打樣后修改紙樣的關聯聯動操作大量系統和自定義的記號庫及線型庫碼點平行線-切開線多種放碼方式相結合併可進行二次多次立體放碼傳統面料不規則面料針織面料等不同面料的排料方式自動對格排料分床及高低床排料自動排料並可隨時與手動相結合的人工可干預智能排料我們所做的一切，都是為了讓用戶操作得更加方便快捷節約時間節約面料，我們可以肯定地說， nacpro將以其嶄新的面貌，無愧成為當今同行業的勝出者。2. considered the material intensity, girder area, panel thickness and loads as stochastic variables, taylor expansion sfem is adopted to analyze the influence of stochastic variables to the nodal displacement, and the different effects of the different variables to the same nodal displacement are compared. 3
以船舶結構中的材料的強度、梁元截面積、板元厚度和外載荷為隨機變量，採用taylor展開的隨機有限元，分析了隨機變量對船舶結構的節點位移的定量的影響，同時還比較了不同的隨機變量對同一節點位移的不同影響。In order to solve the problem in traditional method of blank development, deformation theory and the assumption of ideal forming are adopted, and one step approach to design sheet metal forming is derived
摘要針對傳統的毛坯展開方法所存在的總量，本文採用形變理論並利用理想形變的假設，導出用於板料成形設計的逆演算法。With the rapid development of space geodetic techniques at recent 20 years, the new space geodetic data and new analytical techniques inaugurate the new route to monitor and study crustal motion and dynamicvariety of global tectonic plate in this paper we present the current characteristics of global tectonic plate in short time scale and crustal deformations of regions mainly based on gps data （ incorporating few data of vlbi and slr ）
隨著近二十多年空間大地測量技術的迅猛發展，開辟了監測和研究地殼運動和全球構造動態變化新途徑。本文主要利用gps資料（附加少量的vlbi和slr資料） ，研究較短時間尺度全球板塊構造現今運動特徵和區域性地殼形變。Through comparing and analyzing of bearing capacity, development of crack and strain of reinforced, the results show that the load - deflection plots f or specimens from the finite element analysis agree well with the experimental data, and choosing the rightful stress - strain relationship, utilizing ansys program, the test process can be well simulated. at the same time, making used of the program, the traditional shear wall is analyzed. it shows that comparing with the traditional shear wall, the hollow shear wall ' s cracking load drop 16 %, yield load and failure load drop 13 %, stiffness drop 13 % ~ 22 %
其次在試驗的基礎上，將試驗手段、有限元數值模擬方法和理論分析結合起來，利用有限元程序ansys對其中的兩片墻板進行非線性有限元分析，並對前後的承載性能，裂縫發展、鋼筋應變進行了比較和分析，結果表明有限元節點模型分析的荷載-位移曲線和試驗測得數據符合良好，選用合理的材料本構模型，利用ansys可以較好的模擬試驗過程；同時利用有限元模型對比分析了普通剪力墻和空心剪力墻，空心剪力墻與普通剪力墻對比，其開裂荷載下降16 ，屈服荷載、極限荷載下降13 ，剛度下降13 22 ，開裂至屈服、屈服至極限荷載階段的剛度衰減規律與普通剪力墻基本一致，空心剪力墻的後期剛度比較穩定。Nondestructive testing is a very important and difficult research lesson about the defect of concrete structures. this paper mainly measures the stress waves conveying in concrete structures and the depth of surface - opening cracks in concrete plates by using impact echo method after carefully reading a lot of articles about the state and the abroad of concrete nondestructive in the field and incorporating the special conditions on the laboratory
混凝土結構物的缺陷的無損檢測是一個非常重要而又非常困難的研究課題，本論文在大量參閱了國內外關于混凝土結構物無損檢測的研究資料后，結合本實驗室的具體條件，應用沖擊反射法集中對應力波在混凝土板塊內傳播速度和混凝土結構物內部開口裂紋深度的測量等一系列問題展開了研究。In sheet metal forming, the determination of shape and dimension of blank is the precondition of analysis of part ' s deformation, process of design and drawing up of process rules
確定沖壓件展開板料的形狀及尺寸，是分析沖壓件變形程度，設計工藝性及擬訂工藝規程的前提。Abstract : according to the deep analysis of the typical punching process, the loading charts and the amplitude - frequency curves of straight side cnc turret press frame are obtained. in the end the dynamic response of a typical process is calculated using modal superposition method by fem software marc and the static and dynamic stress of some nodes is compared as well
文摘:根據板料沖裁時的工作負荷圖確定了數控回轉頭壓力機的動載荷譜，並通過傅立葉展開，獲得了壓力機的幅頻譜，最後通過marc軟體採用模態疊加法計算了典型沖裁時機身的動態響應，分析了其動態特性，並對特徵點的動靜態應力進行了比較。On the assumption of ignoring the distortion of thickness, this paper determines the rough shape by the geometric modeling method of equal area developing using mixed mesh cell of triangle and quadrangle for the first time, presents the equal area developing arithmetic of quadrangle - triangle. on the virtual geometric symmetry axis, we puts forward the method of determining the developed coordinate of the point on the base band in the development of using regular quadrangle cell, determines the developed shape of internal structure in plane utilizing point - to - point mapping theory. furthermore, we realize the approximate developing of undeveloped - irregular boundary surface using a few triangle cells
本文結合型號研製中小曲率機翼整體壁板類零件坯料展開課題，基於板料厚向變形忽略不計的先驗假設，首創混合四邊形-三角形網格等面積展開的幾何模擬法確定壁板類零件毛坯外形，給出了混合四邊形-三角形網格等面積展開演算法；提出了虛擬分割線的概念，採用虛擬幾何對稱軸，給出了規整四邊形單元展開基帶上結點的計算方法；採用映射原理和求交演算法確定了壁板內部結構信息的展開定位。The related materials and production cost of the panel should be included in the budget
有關展板的連工包料開支亦須包括在製作費用預算之內。The details are as following : 1 ) through the experiments of seventeen reinforced concrete plates with round openings, stress distributions of concrete and steel bars, concrete cracking, failure mechanism, and the influence of reinforcing bars with different amount and layouts on cracking and failure mechanism of the specimens are studied. the experimental study provides data not only for the validation of fea model and nonlinear fem program, but also for the research on new methodology of design for orifices
本文的主要工作有： 1 ）通過17塊帶圓孔鋼筋混凝土板的試驗，研究在荷載作用下孔口周圍混凝土和鋼筋的應力應變分佈和孔口開裂、破壞規律，以及不同的配筋方式和數量對孔口混凝土裂縫的產生、發展及孔口破壞的影響，為驗證有限元分析模型及非線性分析程序的可靠性提供試驗依據，並為建立新的孔口配筋設計方法提供基本試驗資料。The research contents in this paper are based on a nsfc project ( grant no. 59875088 ), which needs that the sheet metal is used as modeling materials for rapid manufacturing of metallic functional part. in this paper, the objective and the value of the project are put forward and the slicing process of metallic functional part is studied based on new lom
本文根據國家自然科學基金項目的要求，以薄金屬板作造型材料，提出了本課題的研究目的與意義以及本文的主要研究內容，開展了基於新lom的金屬功能零件分層快速製造的分層處理研究。Following the development of asbestos - free sealing material both in and outside of china, our company developed a environmentally friendly oil resistant asbestos free seal pad, the product have the same capability as products that contain asbestos, and is a perfect replacement for asbestos products in all different industries, now is being sold in bulk to many clients in china and southeast asia regions
隨著國際國內密封材料無石棉化的不斷發展，我公司成功開發了環保型"耐油非石棉密封襯墊板" ，該產品與石棉產品性能相當，可以替代石棉橡膠板和耐油石棉橡膠板，應用於各個領域。現已批量供應國內客戶及東南亞各國及地區。Wetting experiments as well as rheological experiments of rockfill materials are carried out, aimed at their deformation behavior especially rheological characteristics and their effect on the deformation of dam body of concrete face rockfill dam ( cfrd ). the main contribution includes : ( 1 ) the development of cfrd and its study actuality are reviewed
本文較為系統地分析研究了堆石料的工程特性，開展了堆石料的浸水變形試驗和流變試驗研究，重點研究了堆石料的流變特性及其對混凝土面板堆石壩應力變形的影響。分享友人