矢納 的英文怎麼說
中文拼音 [shǐnà]
矢納
英文
yano-
Adopting the assummation that the quark interaction is the sum of the usual one - gluon direct exchange and the mixture of linear scalar and vector potentials, we structure the relativistic corrections of order v2 / c2to the cornell potential, including the annihilation potential for the quark and antiquark of the same favors which plays the same role with the one - gluon direct exchange at short distances. the effects of the relativistic corrections on the hyperfine splittings of quarkonium states are discussed, and a good fit to the available experimental data is obtained on heavy quarkonium mass spectra
采納庫侖勢源於單膠子直接交換，而線性禁閉源於標量和矢量的混合，同時考慮在短程區域與單膠子直接交換起同樣作用的同味正反夸克的湮滅，構造了靜態夸克-反夸克勢到v ~ 2 c ~ 2級次的完全相對論修正，並擬合計算了重介子偶素的能譜，討論了相對論修正對重介子偶素能級分裂的作用。The design method of system structure and every compositive section is introduced. the graphics edit platform is developed, including edit software of transformer substation ' s diagram and diagram for calculating line - loss, then the method of coding is introduced, especially the transition from diagram to matrix of conductance and susceptance
開發了本系統的圖形編輯平臺，包括變電站接線圖編輯軟體和網損接線圖編輯軟體，分別對變電站接線圖編輯軟體和網損接線圖編輯軟體的實現過程進行了闡述，詳述了從矢量圖表示的電網圖轉化成導納矩陣的過程。Due to the moving base existence of the minehunting and the frame structure characteristic of the sonar array, a new modeling thought in which the boat body coordinates is regarded as moving coordinates and the whirligig equation of sonar array compared with the self coordinates is founded on the basis of the euler ' s theorem and the coordinate transform is introduced. the dynamic equations of minehunting sonar array with the state matrix form are founded by settling the dynamic models with the vector form. so it offers theory foundation for analyzing the dynamic characteristic and designing robust control
由於獵雷艇作為動基座的存在和聲納基陣的框架結構特點，提出了以艇體坐標系為運動坐標系，運用變形的歐拉定理和坐標變換建立聲納基陣相對自身坐標系的旋轉運動方程的建模思想；將所建立的矢量形式的動力學模型展開整理，獲得了狀態矩陣形式的獵雷聲納基陣動力學方程，為系統動力學模型的實用化奠定了基礎。The dissertation has been divided into three part : the method of scalar fem for calculating the scattering and coupling character of 2d cavities ; the high efficient algorithm of vector fem for the scattering and coupling character of 3d cavities ; the method of calculate caliber admittance matrix for high efficient algorithm to compute the scattering and coupling character body with open cavities
全文分別研究標量有限元邊界積分求解二維腔體電磁散射與耦合的計算方法，矢量有限元邊界積分求解三維腔體電磁散射與耦合的計算方法，同時針對含腔目標的高效求解問題提出了口徑導納矩陣的新的計算方法，提高了計算效率。It also analyses two patterns of gis case storage, by grid and vector, finally gives management content of gis case, key technology, workflow of two patterns and the contract between grid pattern and vector pattern
論文分析了gis案例存儲管理的兩種模式? ?柵格模式與矢量模式，並對這兩種模式進行了深入地探討，歸納出了gis案例存儲管理的內容、關鍵技術以及這兩種模式的管理流程，並對這兩種管理模式的優缺點進行了對比。This text attempts to regard silica as shell materials, regard nanometer iron and carbonyl iron particle as core materials to prepare a kind of new - type absorbent. the structur of the core - shell particles were characterized by ftir, tem, sem, xps, xrd etc. the properties of magnetism, heat, crystalization, ectromagnetic were characterized by vsm, tg - dta, network vectorial analysis instrument
本文以二氧化硅為殼層材料，以納米鐵以及羰基鐵粒子為核層材料，制備一種新型的吸收劑粒子。用ftir ， tem ， sem ， xps ， xrd表徵了復合粒子的結構，利用vsm ， tg - dta ，網路矢量分析儀等分析了材料結構改變對材料磁性能，熱性能，結晶性能，電磁參數等性能進行了分析。The first part : based on formed and basic concepts of exploratory experiment teaching, physics teaching goals of middle school and functions of exploratory experiments, we have defined the exploratory physical experiment of the middle school, compared exploratory physics experiment and traditional experiments, proceeded from the teaching theory and studying theory, expound the fact that the theory foundation of the exploratory physics : j. piaget " s cognition - development theory, bruner " s cognition - discovery theory and constructionism, combining the teaching goals of middle school experiments, gived the teaching goals of exploratory physics experiment : observation ability, thinking ability, operating ability goal and emotion attitude goal, and explained each goal concretely so that the exploratory physics experiment has an object in view
論文第一部分根據探索性實驗教學思想的形成和發展的基本觀點、中學物理實驗的教學目標以及探索性實驗的功能，對中學物理探索性實驗作了界定，並對探索性物理實驗與傳統實驗進行比較，並從教育理論和學習理論出發，論述探索性物理實驗的理論指導依據：皮亞傑的認知?發展學說、布魯納的認知?發現學說以及建構主義的學習理論，同時結合中學物理實驗的教學目標探討了探索性物理實驗的教學目標：觀察能力、思維能力、操作能力目標和情感態度目標，並且具體外化每個目標，以使探索性物理實驗有的放矢。And its spatial analytic functions such as overlay analysis and buffer analysis that can be used to extract multiple variables and information from geologic bodies organized in map layers in point, line or polygon shape are in favor of discovering ore - forming factors, summarizing regional metallogenic regularities and constructing geologic metallogenic models
以矢量數據結構為主，實現了對點、線、面地質體的gis空間分析功能，以便對多元矢量數據信息進行疊加分析和相關分析，發現和歸納研究區域的成礦規律，建立成礦地質模型。Aim to the special model nc bend tube, use the modeling method that essential parameter drive product sample model ; 3 ) in the foundation that summing up a rule of optimized welding assembly underside of tube, develop the nc bend tube welding underside optimization design tool, then complete the optimization design united with two application methods : rotation method and the least squares method ; 4 ) propose a design method of nc bend tube welding jig bottom base, then establish model storehouse according to the design rules, and endow the foundation model with assembly feature
針對多數通用型數控導管，運用矢量轉換演算法反求得導管關鍵特徵，並據此創建導管模型，針對特殊造型數控導管，使用關鍵參數驅動產品庫樣本模型的方法完成建模; 3 ）在歸納總結了焊接底面創建規則的基礎上，開發數控導管焊接底面優化設計工具，分別應用旋轉法和最小二乘法兩類方法完成底面的優化設計; 4 ）提出了一種數控導管焊接底座設計方法。This thesis discusses the realization of pcbs ict production through a concrete example in which boundary scan technology is applied, and presents a new method to improve the test speed, based on the analysis of boundary scan circuit and means for vector creation. he applys boundary scan ( bs ) to boundary - scan device on the board where bs features by easy vector creation, need less knowledge of the device
本文結合一個具體電路板在線測試實現，首先討論了在ict中，採用邊界掃描元件測試技術實現在線測試生產；並在分析歸納各種測試方法的基礎上探索一種新的改進方法，即將deltascan技術與邊界掃描技術相結合以減少測試矢量，增加測試速度的一種實用方法。This dissertation brings forward a new method of modeling and simulation on interconnect ? fem - vfm, which combines finite element method with vector fitting method. we can get the scatter / admittance / impedance ( s / y / z ) parameter by fem in frequence domain, gain the equivalent spice circuits of interconnect structure by vfm, and extract the circuit ’ s parameters which are used to analyze in time domain. this method lets the simulation not only contain the information of pcb ’ s structure but also have a sustainable computing speed
首先通過電磁場數值分析方法?有限元法（ fem ）對互連結構進行模擬分析，而得到的散射/導納/阻抗矩陣參數（ s / y / z矩陣參數） ，然後通過矢量擬合方法（ vfm ）把s / y / z矩陣參數轉化為等效spice等效電路模型，並且提取出電路參數，完成了頻域到時域的轉換，最後使用電路模擬器進行時域模擬，從而開發出了一系列高速數字pcb板設計規則。Today. after the country ' s reform and open to the rest of the world, more and more chinese people have dedicated there lives to china ' s copper industry
今天沐浴著改革開放的春風，一批批能人志士承繼先祖的文明和使命，矢志不渝，海納百川，持續創新創造了中國銅工業的成長奇跡。With respect to the ballacks, the ronaldos and the laurens of this world, milan are fiercely proud of the players they already have at their disposal and will forge ahead exclusively and absolutely with this team
至於世界上還有許多巴拉克們、羅納爾多們，以及勞倫們，米蘭深深的為自己現有的球員們感到自豪，並將心無他顧矢志不移的為打造這支球隊而繼續前進。分享友人