數值等式 的英文怎麼說

中文拼音 [shǔzhíděngshì]
數值等式 英文
numerical equality
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 等 : Ⅰ量詞1 （等級） class; grade; rank 2 （種; 類） kind; sort; type Ⅱ形容詞（程度或數量上相同） equa...
  • 式 : 名詞1 （樣式） type; style 2 （格式） pattern; form 3 （儀式; 典禮） ceremony; ritual 4 （自然科...
  • 數值 : numerical value; numerial number; figure; magnitude; value數值表 numerical tabular; 數值天氣預報 ...
  • 等式 : [數學] equation; equality等式約束 equality constraint; 等式組 equality system
  1. This thesis tries to solve the problems in the design and construction of jinping cascade 2 hydropower station. a typical section is selected to analysis seepage, seepage control and fem numerical simulation. the influence of different plans of excavation and support on seepage field of subsurface water and stability of adjoining rock are studied. the homologous support pattern is suggested according to the research results

    本文就錦屏二級水電站（一期）深埋長隧洞的設計和施工中面臨的一些問題，選取隧洞的一個典型斷面進行滲流、滲控分析和開挖及支護的有限元數值模擬，從而就深埋隧洞不同的開挖及支護方式對地下水滲流場及圍巖穩定性的影響和所應採取的支護措施等方面進行了探索、研究。
  2. Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports

    首先，在前人研究成果的基礎上，對錨桿與圍巖的相互作用機理進行研究，利用全長錨固錨桿的中性點理論，從等效均化的角度來考慮錨桿對圍巖的加固作用，並推導了在簡單荷載作用下，含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解，對工程設計有著重要的參考意義；在數值模擬方面，以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎，利用虛功原理推導了接觸問題的有限元方程的計算格式，為開發運用大型商用有限元軟體msc . marc提供了理論根據，也形成了本文的理論基礎：最後，論文以南水北調東線穿黃隧洞穩定性分析項目為工程實例，利用本文所述的接觸問題的摩擦模型理論，對錨桿支護結構的應力場、位移場的變化規律進行了研究，分析了加錨支護對隧洞圍巖應力、變形的影響。
  3. In section one, by using fice scheme and time - gcm, a model of trace gases and oh airglow affected by gravity wave is set up, then the propagation of nonlinear gravity wave and the effect on trace gases and oh airglow are analyzed. the result shows gravity wave excited by tropospause forcing can propagate stably to the mesosphere through the stratosphere so that energy and momentum can be transferred from one region to another. in this process, gravity wave undergoes growth, overturning, convection and breaking

    在第一部分的工作中，利用全隱歐拉格式和全球熱層-電離層-中間層-電動力學環流耦合模式（ time - gcm ） ，對重力波的非線性傳播及其在傳播過程中對中高層大氣中氧族和氫族成分和與之密切相關的oh氣輝輻射的影響進行了數值模擬，結果表明，從對流層向上傳播的重力波經歷了產生、發展、飽和、對流產生直至破碎的非線性演化，大氣的非等溫結構加速了重力波在中層頂區的破碎，重力波的非線性傳播是小尺度對流和湍流產生的一個重要的源。
  4. The experiments show that the performance of our method is similar to the ye - 0. 699 algorithm, which is the best approximate algorithm in polynomial time. but our method can effectively solve the max - bisection problem with a large scale. 2

    數值實驗表明，該方法與ye - 0 . 699近似演算法（現有的求解圖的最大二等分問題的最好的多項式時間近似演算法）得到的解的性能幾乎沒有差異
  5. Numerical calculative simulation could factually reflect the dynamic characteristics of the whole equipment and inner flow and diathermancy of split - stirling crycooler. through the calculation, the velocity, temperature, pressure and other detailed information of airflow in any position inner the crycooler could be gained ; the distribution of each parameter could be confirmed and reasonable explanation for the experiment result could be made

    數值計算模擬能接近真實地反映分置式斯特林製冷機的整機和內部流動、傳熱的動態特性，通過計算可以得到製冷機內部任一位置的氣流流動的速度、溫度、壓力等詳細信息，確定各參數的分佈情況，並可以對實驗結果做出合理的解釋。
  6. In this paper, four cases of heavy rainfalls and snowfalls in china are simulated by using mm5. cloud microphysical characteristics and sources of rain, snow and graupel have been particularly studied

    運用中尺度非靜力數值模式mm5v3 ，對我國華南前汛期暴雨、梅雨鋒暴雨、北京東風迴流降雪和遼寧寒潮大風雪等四次過程分別進行了模擬研究。
  7. Based on the numerical simulation and accuracy analysis to previous slab ' s test with the ansys program, the study of composite wall, with various detail design under potential load action respectively or jointly is carried on and the wall ' s atress behavior and failure mode is obtained, also the influence to wall ' s stiffness and bearing capacity by kinds of factors, including wall ' s shear span ratio, member ' s section, bar arrangement, etc. based on the hammer blow test and stiffness test, a 1 / 3 scale ten - bay model ' s modality parameter and elastic deformation characteristic is analyzed

    在對密肋復合墻板運用ansys ~ （ （ ? ） ）程序進行數值模擬、分析驗證的基礎上，對典型組合墻體在不同連接構造和不同荷載效應組合作用下的受力形態和破壞模式進行研究；計算分析了復合墻體剪跨比、邊框柱截面尺寸、邊框柱配筋大小以及墻板內肋梁肋柱配筋等諸多因素對密肋復合墻體承載力及剛度的影響，得出其變化規律。
  8. First, in order to verify the correct of this retrieval month, by using the data of three - dimensional wind field, raininess field and temperature field that are output by mm5 numerical simulation, we climate the radial velocity field and echo intention field in the in - phase observation area of dual - doppler radar, then, on the base of the upwards retrieval theory and using the radial velocity field and echo intention field in the in - phase observation area of dual - doppler radar, we retrieve the atmospheric three - dimensional wind field

    首先，為檢驗此種反演方法的可靠性，我們使用mm5數值模式輸出的三維風場、雨強場、溫度場等數據，分別模擬生成兩部雷達同步觀測區的徑向速度場和回波強度場，然後根據以上的反演理論利用模擬的雙多普勒天氣雷達觀測到的徑向速度場和回波強度場反演出大氣三維風場。
  9. The initial field of the model is the in situ observational data. combining the observational data by the doppler weather radar, the distribution and evolution of macro - physical as well as micro - physical variations such as wind field structure, radar echo structure, overhang echo, bound weak echo region, strong echo wall, water content, etc. in the storm were analyzed

    利用中國科學院大氣物理研究所建立的完全彈性三維雹雲數值模式，模擬了1996年6月29日發生在北京東北部京冀交界地區的一次強單體雹暴過程，並結合多普勒雷達探測資料，分析了風暴的流場結構，雷達回波結構特徵，含水量場等宏微觀物理量的分佈及其演變。
  10. Subsequently, the waves induced forces and their driven effects on currents are studied in detail. in the discussion of the effects of currents on waves, according to the wave radiation theory and the law of wave action conservation, the equivalence of none vorticity condition of the vector of wave number in constant wave field and fermat theory is testified. the dynamic and kinematics effects of background currents on waves are introduced concisely

    在流對浪的作用討論中，依據波動的射線理論和由變分原理導出的波作用量守恆定律，闡明了穩定波場波數矢量的無旋條件與費馬原理的等價性，扼要討論了背景流場影響海浪的運動學效應和動力學效應，首次指出水位（包括天文潮位與風暴潮位）變化對海浪成長與消衰的影響，為流浪潮聯合數值模式的發展提供必要的理論依據。
  11. The subject is related and has applications to many different branches of pure and applied science such as operator theory, functional analysis, c " - algebras, banach algebras, matrix norms, inequalities, numerical analysis, perturbation theory, matrix polynomials, systems theory, quantum physics, etc. in recent years, the quadratic numerical range, one of the most important generalizations of the numerical range, was put forward in the course of people studying the spectral theory of the block operator matrix to the need of the development of some branches mentioned above

    對它們的研究涉及到了基礎數學及應用數學許多不同的分支，諸如運算元理論，泛函分析， c ~ * -代數， banach代數，矩陣范數，不等式，數值分析，擾動性理論，矩陣多項式，系統論，量子物理等等，並且在這些分支上面得到了廣泛的應用。近年來，為了上述某些數學分支發展的需要，人們在研究分塊運算元矩陣譜理論的過程中引入了數值域的一個重要推廣：二次數值域。
  12. Based on mu mu ' s research, nonlinear optimization method to make sensitivity analysis of numerical model is particularly explored in the thesis. it is also extended on how to estimate model errors when numerical model can simulate observational data at time t well

    在穆穆等工作的基礎卜，本文首次對于用非線性優化方法對數值模式進行敏感性分析作了比較全面和詳細的介紹，並針對在模擬效果較好時如何識別模式誤差和初始誤差的大小這一問題，對該方法進行了擴展。
  13. It is firstly suggested by mu mu that nonlinear optimization method can be used to make sensitivity analysis of numerical model. but as one of nonlinear optimization problems in atmosphere and ocean science, it was very simply described in mu mu ' s paper and not verified by numerical experiment results

    但是，作為大氣和海洋研究中非線性優化問題的一個子問題，穆穆等在文章中對于用非線性優化方法對數值模式進行敏感性分析只作了簡明扼要的介紹，所得到的分析結果沒有通過數值試驗結果進行驗證。
  14. The paper makes use of doppler radar data to mesoscale numerical model, through adjusting divergence fie ld, vertic al velo city fie id etc. to improve on initial field. the investigation results show that there is a improvement in the forecasting effects, precipitation position is closer to practicality

    試驗結果表明，在中尺度數值模式中利用多普勒雷達觀測資料，對初始場進行修正，通過散度和垂直速度場等的調整，有效提高預報效果，使得雨區范圍和雨量更接近實況。
  15. A software to process modis data is made in vc + + 6. 0 development environment based on the hdf4 library and the general cartographic transformation package ( gctp ). from which users can extract earth view data of different band or resolution and other ancillary data according to users " demand. it supports most current projection types and can transform projection coordinates forwardly or inversely and can calculate ndvi and evi

    利用vc + + 6 . 0面向對象開發環境，以hdf4庫和gctp投影軟體包為基礎，編寫了modis數據處理軟體，可根據用戶需要提取不同波段和解析度的對地觀測數據以及各種輔助數據，支持目前通用的大部分投影方式，可對投影坐標做正向和逆向變換，能計算ndvi和evi數值等等。
  16. The three - dimensional convective storm numerical model system is based on the three - dimensional convective storm model ( csm3d ) developed in the institute of atmospheric physics ( 1ap ), chinese academy of sciences. this system is an interactive system running in windows operating system and can be used in severe convective cloud numerical simulation and numerical forecast in the system designation, software is programmed in vc + +, fortran and grads. mixed - languages programming ( vc + + and fortran ), multithreading programming, vc + + interface programming and windows shell programming are applied

    使用visualc + +和fortran語言以及grads等軟體，利用vc + +和fortran混合語言編程技術、 visualc + +界面編程技術、 windowsshell編程等多種編程技術，基於多線程程序設計思想，將原來的基於dos操作系統的強對流雲數值模式系統移植到windows操作系統下，理順了原系統各個模塊之間的邏輯關系，建立了具有windows風格的友好界面，本系統操作簡單直觀，交互性好，方便使用者的操作。
  17. Based on the analysis of the features of asia winter monsoon and north - west pacific temperature ' s temporal and spatial variation, using simulation and statistic analysis methods such as correlation analysis, synthesis, svd and so on, this paper study priority the regional characters of asian winter monsoon ' s influence on north - west pacific temperature. statistic analysis and simulation all indicate that winter monsoon ' s impact on north - west pacific temperature contains regional characters positively, abnormal strong winter monsoon will causes the temperature ' s reducing of kuroshio and our offshore and increasing of the north of pacific warm pool synchronous, and the temperature of the adjacent area between the north of kuroshio and the oyashio will rise in later season

    在分析東亞冬季風與西北太平洋海溫時空變化特徵的基礎上，通過相關、合成以及svd等統計分析方法和數值模式模擬，本文重點研究了東亞異常冬季風對西北太平洋海溫影響的區域性特徵，統計分析與模式模擬結果都表明：東亞冬季風對西北太平洋海溫影響存在明顯的區域性特徵，主要分為三個區域，黑潮與我國近海、西太平洋暖池北部、日本東部的親潮與黑潮交界處。
  18. To meet the practical requirements for distributed - memory parallel computing of numerical forecasting models, we study on the parallel characteristics of spectral element and finite difference methods. on this basis, we develop fast and parallel computations for three meteorologic models, including 2 - d shallow water equations, the new generation multi - scale weather forecasting model and the ocean general circulation model

    本文從氣象預報數值模式分散式存儲并行計算的實際需要出發，著眼于譜元素方法和有限差分的并行計算性能，研究了二維半隱譜元素淺水波模式、中國科學院大氣物理研究所第三代海洋環流模式和中國新一代多尺度預報模式等三個氣象預報模式的高效并行計算，設計實現了相應的應用軟體。
  19. Apart from technical exchanges, discussion was made on the enhancement of weather information exchanges including the provision of numerical model output, automatic weather station and radar data

    研討會中，雙方除作技術交流外，更討論了如何增加天氣資料的交換，包括提供數值模式輸出、自動氣象站和雷達等數據。
  20. Inequalities for vector - valued maximal functions in weighted herz spaces over locally compact vilenkin groups

    空間中的向量值極大函數不等式
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