船體型值 的英文怎麼說

中文拼音 [chuántǐxíngzhí]
船體型值 英文
lines offsets
  • 船 : 名詞1. （水上的運輸工具, 船舶的通稱） boat; ship; vessels 2. （姓氏） a surname
  • 體 : 體構詞成分。
  1. During the past decades, some researchers, such as : bezier, kj. versprile, deboor and cox, etc. had made great progress in the filed of constrained b - spline curve and surface fitting. in this article the method of constrained b - spline curve was introduced, which is used to figure out the control vertexes. using this interpolation method we can calculate every points of a uniform b - spline

    並且分析了在各種端點情況下，在重節點的情況下，如何反算控制多邊形的頂點；如何在求出控制多邊形頂點之後，插值計算b樣條擬合曲線上的每一點；並通過結合雙尾船的型線，採用visualc + +和autocad2002為平臺，分別編制了相應的軟體，對提供的型值做出繪圖處理，取得了良好的效果。
  2. In this paper, authors have predominantly discussed mathematical model of cad for designing bodyplan of fishing vessels, generating and gradually and perfectly completing data base system of prototypes for pattern of vessels with technique of data base, and completing fairing of lines by insertion of cubic sample function and its software system

    摘要本文重點討論了在計算機輔助漁船型線設計中採用的數學模型，應用數據庫技術生成和逐漸完善母型船的型船庫系統，以及採用三次樣條函數插值解決光順問題和軟體系統。
  3. To interpolate the given ship offset data, the ship - hull surface is represented successfully by nurbs. the boundary conditions computation and knots vector construction are detailed in nurbs curve and surface interpolation

    本文根據船體型值表的數據，用nurbs曲面來描述完整船體曲面，對插值曲面邊界條件構造及節點矢量計算進行了研究，實現了船體曲線曲面的nurbs表達。
  4. Small craft less than 8 m length of hull - determination of maximum propulsion power rating iso 11592 : 2001 ; german version en iso 11592 : 2001

    船體長度小於8米的小型船舶.最大推進動力額定值的測
  5. First, according to the demand of vimp for resin system, the reaction kinetics and rheological of up resin are investigated and the optimal content of low additive profile ( lpa ) is determined. then vimp based on a high - permeable medium and grooves are studied by visual experiments, through which the appropriate high - permeable mediums are selected and the parameters of width, depth and spacing for flow grooves and spacing for supply grooves are optimized. furthermore, various factors affecting the mold filling process are discussed and the whole vacuum infusion procedures are described taking examples of the manufacture of a model boat and a sandwich panel in one infusion

    文中首先根據vimp對樹脂體系的要求，對vimp用不飽和聚酯樹脂體系的動力學和流變學性能進行了研究，確定了最佳低收縮添加劑的含量；對高滲透介質型和溝槽型vimp開展了實驗研究，通過可視化實驗優選出較好的高滲透介質，確定了引流槽的寬度、深度和槽間距及主槽的槽間距等工藝參數並進行了優化；對影響充模過程的各種因素進行了詳細的討論，並以模型船和夾芯面板的製作為實例描述了兩種vimp的成型過程；在實驗的基礎上，建立了二維滲漏模型，採用控制體有限元法對高滲透介質型vimp進行了成型過程的計算機模擬計算，通過充模時間和流動前峰的計算值與實驗結果的比較，驗證本文所採用的數學模型和數值方法的正確性，其結果對實際生產具有一定的理論指導意義。
  6. Along with the development of computer scientific techniques and wide appliance in shipbuilding, numerical method based on cfd technique has become an effective tool for predicting the resistance and optimum design of ships

    隨著計算機科學技術的發展及其在造船學科的日益廣泛的應用，基於計算流體動力學（ computationalfluiddynamics ， cfd ）技術的數值計算方法已成為預報船舶阻力和優化設計船型的有效工具。
  7. Chemical tanker means ship carrying dangerous chemicals in bulk. it is a kind of ship of advanced technology and high value and one kind of ships that need urgent investigation and manufacture in our country

    散裝液體化學品船簡稱化學品船，是一種高技術、高附加值的船舶，是我國近期重點研究開發的船型之一。
  8. In this thesis, the unloading region of a typical cross section of shiplock slope of tcp is given, that is 15570 according toin - situ test and geological survey. considering the effects of excavation unloading, numerical analysis for shiplock slope is made by fem and flag. using the theory and software described in this thesis, the excavation analog and the stability analysis of the typical cross section of the three gorges shiplock high slope has been carried out

    本文選取三峽工程永久船閘邊坡的典型剖面15570剖面，根據現場試驗和地質調查確定的卸荷范圍，考慮卸荷帶巖體力學參數隨開挖過程而變化，採用二維彈塑性有限元法、二維彈塑性顯式有限差分法進行了邊坡施工開挖數值模擬。
  9. The results indicate that start and end segment of interpolation curve are changed with different boundary conditions. interpolation and approximation of arbitrary data points and ship hull surface modeling based on nurbs is implemented

    研究了nurbs的曲線與曲面的正算、反算演算法及其邊界條件的確定方法，實現了任意點列的nurbs插值與逼近及船體曲面造型。
  10. Because doubly linked list can dynamically distribute store place, it is used in storing the offsets data of ship. through adding and deleting the node, we can easily add the offsets data and modify the model

    系統採用雙鏈表來存儲船體的型值點數據，之所以採用雙鏈表，是因為其可以動態分配存儲空間，同時可以很方便地增刪節點，從而進行船舶型值點加密以及模型修改。
  11. The advantages, such as easily computing form - lines and accurately lofting, are offered by mathematical ship - hull surface. hull structure modeling, engineering analyzing and manufacturing are based on mathematical ship - hull surface. furthermore, hull structure designing in virtual reality environment and intelligent building depend heavily on the ship - hull surface model

    船體曲面的數學描述有著很大的優越性，如放樣精確，求值（型線、肋骨線、結構線、接縫線等）方便，也是後面船體結構設計，工程分析，建造的依據，是實現智能設計、虛擬建造的先決條件。
  12. We must figure out some practicable equations to calculate the hull lines that should be smoothness and fit the real ship lines. these data, which are already exanimated, can be the original data of fluid dynamic calculation and the original data of ship - manufacture

    它要求我們尋求並採用適當的數學表達式，找到某種有效的方法，在滿足設計要求的前提下求出具有實用價值並且光順的船體型線，為水動力計算以及建造施工提供所需要的數據。
  13. We must figure. out some practicable equations to calculate the hull lines that should be smoothness and fit the real ship lines. these data, which are already exanimated, can be the original data of fluid dynamic calculation and the original data of ship - manufacture

    它要求我們尋求並採用適當的數學表達式，找到某種有效的方法，在滿足設計要求的前提下求出具有實用價值並且光順的船體型線，為水動力計算以及建造施工提供所需要的前期數據。
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