local acceleration 中文意思是什麼

local acceleration 解釋
局部加速度
  • local : adj 1 地方的，當地的，本地的。2 局部的。3 鄉土的，狹隘的，片面的。4 【郵政】本市的，本地的；【鐵...
  • acceleration : n. 1. 加速；促進。2. 【物理學】加速度；變速。3. 【教育】加速升級。
  1. The viscid flux is discretized by second - order central difference scheme. baldwin - lomax turbulence model is implemented in navier - stokes flow solver. for steady - state calculations, a four - stage runge - kutta scheme with convergence acceleration techniques such as local - time stepping and implicit residual smoothing is used

    其中，定常計算中的時間推進採用四步runge ? kutta方法，並應用了當地時間步長、隱式殘值光順等加速收斂措施；非定常計算中的時間推進採用jameson的隱式雙時間方法。
  2. 4. a 2 - d and 3 - d euler equations and n - s equations are solved using the cell - centered finite volume method and four - step runge - kutta scheme on the cartesian grids with standard convergence acceleration techniques such as local time stepping, enthalpy and implicit residual smoothing

    使用jameson中心有限體積法和runge - kutta時間推進方法，求解了關於二維、三維復雜流場的euler 、 navier - stokes方程，採用了當地時間步長、隱式殘值光順等多種加速收斂方法。
  3. Compared with octree data structure, the omni - tree data structure could reduce the meshes " total numbers and get better mesh quality. this paper uses cell - centered finite volume spatial discretization and four - stage runge - kutta time - stepping scheme with some convergence acceleration techniques such as local time stepping and enthalpy damping

    在流場計算中，本文採用格心格式的有限體積法用二階中心差分對歐拉方程作空間離散，用四步龍格庫塔方法作顯式時間推進。
  4. In this paper, the upwind scheme and the central scheme are presented for solving 3 - d n - s equations using the cell - center finite volume spatial discretization and four - stage runge - kutta time stepping scheme, with standard convergence acceleration techniques such as local time stepping and implicit residual smoothing

    在n - s方程的數值計算上，採用了中心差分格式和迎風格式，用格心格式的有限體積法進行了空間離散，用四步龍格?庫塔法作顯式時間推進，並採用了當地時間步長和隱式殘差光順等加速收斂措施。
  5. Instead the practical realisation of the unit of force makes use of known masses ( deadweights ) which will produce a known force when subjected to the effect of local acceleration due to gravity

    代以實復現力值單位的定義是利用已知質量（靜重） ，受地心引力影響所產生的重力加速度來產生已知的力值。
  6. In addition, effects of several factors such as local site conditions, focal mechanism, epicentral distance and seismic magnitude on these parameters are discussed, and several significative results and conclusions are obtained. in all records there are about 1 / 3 vertical ground motion ’ s peak acceleration bigger than 2 / 3 of the corresponding horizontal one, so the action of vertical ground motion should not to be underestimated. vertical design response spectrum equals that the horizontal design response spectra times 65 % is probably unsafe when period is short, and suggest adopting different coefficients when at different periods

    本文基於對大量歐洲強震記錄的研究，分析了地震動豎向與水平向分量在峰值加速度、反應譜值、頻譜周期等參數方面的差異，以及這些參數與場地、震源機制、震級和震中距的關系，得到了以下有意義的結果和結論:在本文分析的地震記錄中大約1 / 3的記錄加速度峰值比大於2 / 3 ，豎向地震動分量的作用不可低估;在短周期，豎向地震動影響系數的最大值僅取為水平向地震動影響系數最大值的65 %是偏於不安全的，可以考慮按周期分段採用不同的折減系數;我國現行抗震規范中設計反應譜特徵周期的取值偏低，可能是偏於不安全的;豎向與水平向地震動分量卓越周期的比值在0 . 7 - 0 . 9之間，豎向設計反應譜的特徵周期應有單獨規定。
  7. One pencil is the simulative milling cutter. parameters setting, milling cutter radius compensation, graphics drawing of the work - piece machined, realizing local control, etc. are the tasks of pc, while line & arc interpolation, motion segment acceleration & deceleration control, position protection at a high precision rate and so on are the duty of dsp motion controller. in the end, the system can draw the cutter center track of the work piece ' s program track accurately

    上位pc機主要完成相關參數設定、刀具半徑補償相關運算及繪制被加工工件的輪廓（程編軌跡） 、實現本地控制等內容；下位機dsp控制器則充分利用美國ti公司的tms320c31浮點dsp的高速度、高精度完成運動控制中的實時直線和圓弧數值插補、運動段加減速控制、運動軸行程限位保護等內容。
  8. Sinee the 1980s, have been following the financial globalization complex advancement and the international capital movement acceleration, because the economical periodic undulation and bubble economy this disappears other is long, as well as economic system reforming and so on many aspects factors, many national and the local banking industry appeared the large amount not good property

    20世紀80年代以來，伴隨著金融全球化的復雜進程和國際資本流動的加速，由於經濟周期性的波動和泡沫經濟的此消彼長，以及經濟體制轉型等諸多方面的因素，不少國家和地區的銀行業出現了巨額不良資產。
  9. The integration of wireless acceleration sensor for structural global monitoring, the integration of wireless strain sensor for structural local monitoring, their corresponding network ’ s topological strucuture, the network ’ s communication protocol, saving energy and the network ’ s experiments are studied systemly, the main contents include : 1. for strucutal global monitoring, the electronics components are compared, anlysysed and seleced. on this base, the design modulization method is used for designing and debugging sensing disposal module, micro - processing module, wireless transceiver module and power module, and thus a wireless acceleration sensor node with digital interface is integrated using the above modules

    本文在充分研究傳感技術、信號處理技術、無線通信技術的基礎上，針對土木工程結構整體性態監測的無線加速度傳感器集成、結構局部性態監測的無線應變傳感器集成以及相應的無線傳感器網路拓撲結構、網路通信協議、網路能耗處理、網路試驗等問題進行了系統的研究，主要研究內容如下: 1 .針對結構整體性態監測的需要，從設計的小型化、低功耗、低成本、高可靠性角度出發，對相關電子器件進行了比較、分析、選擇;在此基礎上，採用模塊化設計方法，對傳感處理模塊、微處理模塊、無線收發模塊以及能源模塊分別設計、調試，進而集成了基於數字介面的無線加速度傳感器節點。
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