速度剖面 的英文怎麼說

中文拼音 [pōumiàn]
速度剖面 英文
velocity profile
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : [動]1. (破開) cut [rip] open 2. (分辨; 分析) analyse; examine; dissect
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
  1. They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem

    本研究以重慶市的南川金佛山(自然保護區) 、黔江武陵山(國家重點退耕還林示範縣,森林覆蓋率50以上)和北碚中梁山(遭人為破壞嚴重)典型巖溶區為對象,選擇了幾種重要的利用方式,包括林地、果園、耕地、棄耕地和灌草坡,採用野外巖溶生態調查和室內試驗測量分析相結合的方法,以不同土地利用方式巖溶土壤肥力為重點,對不同土地利用方式土壤肥力特徵進行量化分析,找出巖溶土壤肥力差異的主要方及其根本原因,論文主要從土壤物理退化指標(有效土層厚、有機質層厚、質地、團聚體、水分含量等) ,化學肥力退化指標(有機質、全n 、全p 、全k 、堿解n 、效p和效k等) ,樣地土壤微生物指標(細菌、真菌、放線菌數量及總量)以及樣地土壤種子庫植物群落多樣性等4個方對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究,為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。
  2. Based on an integrated correlation and study of regional and deep geophysical data such as 12 magnetotelluric sounding profiles, 5 seismic profiles, tomographic imaging velocity structural data and gravity and magnetic field, the authors have formulated the 3d deep tectonic framework of the middle and lower yangtze valley and its neighborring areas in relation to the distribution of auriferous skarn deposits and copper ( associated with gold ) skarn deposits

    作者藉助12條大地電磁測深、 5條地震、層析成像結構資料、重磁場等區域的和深部的地球物理資料進行綜合對比研究,給出長江中下游及其鄰區的三維深部構造格架及其與含金夕卡巖礦床和銅伴生金夕卡巖礦床的分佈關系。
  3. Research on wind is the precondition of wind response, then the section plane of static wind, intensity of onflow, psd function and correlativity of dynamic wind are involved in

    對風的研究是進行風振響應研究的前提,風的基本特徵包括平均風、湍流強、脈動風功率譜密函數、脈動風的空間相關性以及極端風的概率統計特性。
  4. The article is directed by the modern structural geology, seismic stratigraphy and petroleum geology. in the study of works, geology, seismic and logging data are used. with the computer ' s ( workstation ) help, adopted many methods which are the technology of balanced section, calculation of the structural movement rate, the renewal of the erosion thickness, renewal of the ancient thickness, the protraction of the cover history curve and the " pagoda " figure, and based on the previous research achievement, this article studies the characteristic of rupture and fold, the degree of structural movement and the fashion of structural movement and brings forward that ludong area has experienced three big phases of structural evolvement

    以現代構造地質學、地震地層學和石油地質學為指導,全利用各種地質、物探、測井資料,藉助先進的計算機(工作站) ,採用多種方法(平衡技術、構造活動率計算、剝蝕厚恢復、古厚恢復、埋藏史曲線製作、寶塔圖製作等) ,並結合前人的研究成果,研究了陸東地區斷裂和褶皺的特徵、構造運動的期次以及構造運動的方式,提出了陸東地區經歷了三個大的構造演化階段。
  5. Due to the release by the rarefaction wave from the rear of copper impactor, and with the measurement of the velocity at the interface of sample and window, the release path was detected

    利用來自飛片后界稀疏波對被測樣品卸載,測量了樣品窗口界的粒子速度剖面,得到了無氧銅的卸載路徑。
  6. Reading graphics files and dispersing curves and surfaces. after lucubrating current algorithms dispersing trimmed surfaces, the mapping method is adopted. to avoid unnecessary or repeated calculations, a new tessellation algorithm for trimmed surface is introduced

    在深入分析目前流行的裁剪曲離散演算法的基礎上,採用映射法對裁剪曲進行離散,並針對向網路會議的圖形瀏覽器要求圖形數據、快的特點,提出了一種基於編碼的裁剪曲離散演算法; 3
  7. The best scheme was chosen after analysis and comparing and the structure was designed. at same time, the kinematics analysis was conducted, coordinate transformation matrix using d - h method was set up, and the kinematics equation direct solution and inverse solution was deduced, the velocity jacobian matrix was constructed using vector product method, and the values of displacement and velocity of some special point including the wrist point were calculated. secondly, the working space of the robot was analyzed and the axes section of practical working space was drawn

    首先,作者針對機器人的設計要求提出了多個方案,對其進行分析比較,選擇其中最優的方案進行了結構設計;同時進行了運動學分析,用d - h方法建立了坐標變換矩陣,推算了運動方程的正、逆解;用矢量積法推導了雅可比矩陣,並計算了包括腕點在內的一些點的位移和;然後藉助坐標變換矩陣進行工作空間分析,作出了實際工作空間的軸
  8. Boundary - layer velocity profile

    邊界層速度剖面
  9. By means of processing of testing data, we got high frequency tomography velocity imaging and very high frequency stacking imaging of reflects. we use crosswell tomography imaging and reflect imaging compares with sound wave, density logging and lithology analysis to complete the interpretation of crosswell seismic data result

    具體內容包括原始資料編輯和井口排列規格化、初至拾取、估算模型、 vsp - cdp成像、 p波二維層析成像和p - p波反射疊加等,論文中給出了詳細的處理流程。
  10. Basically like “ adaptive approach ”, the method can control triangulation density with respect to the change of normal curvature of the surface generating a small number of triangular facets, and thiny triangles, degenerate triangles and “ cracks ” in 3d space will not occur, but the speed of the algorithm is higher than that of adaptive one

    該方法基本上可以像「自適應」方法一樣,根據曲的法曲率變化來控制三角化分的密,生成的三角片數量較少,並且可以避免在三維空間產生狹長的三角形、退化三角形與「裂縫」 ,運行明顯比自適應方法快。
  11. Deep dissolution is the important diagenesis for forming pores because of its fast buried rate and good preservation of organic matter. the difference is that deep dissolution is strong and fills large amount of bitumen in the section of danzhai, which shows they are pores when the oil and gas assembled ; but pores are comparatively less in the section of sandu

    由於斜坡沉積埋藏快,較快進入埋藏成巖環境,所以深溶作用有機溶解作用是該地區最主要的成孔成巖作用,所不同的是:丹寨該種作用較強,而且孔內大部分灌入瀝青,充分說明其是聚集期孔隙而三都這種孔隙相對較少。
  12. Lagrange wave speed in the release process was computed from the measurement, and result shows a good agreement with the data in literature. furthermore from the lagrange wave speed, the stress - strain relationship in the release process was calculated using the impedance match solution. comparison of the stress - strain with the fluid elastic - plastic model indicates that ofhc copper exhibits a clear work - harden behavior during the release

    根據界粒子速度剖面,計算得到了卸載過程中lagrange聲隨界粒子變化的關系,所得結果與文獻給出的數據符合很好;其次,利用阻抗匹配近似,計算分析了無氧銅卸載過程的應力-應變關系,並與流體彈塑性模型進行了比較,結果表明:無氧銅的卸載過程存在明顯的應變硬化效應。
  13. ( 三 ) under the dynamic load of the explosion, the numeric analysis has been done and achieve the rule as follow : ( 1 ) when the frequency of vibration is 0. 3hz, the acceleration of the slopes top gets the maximum ; so 0. 3hz is believed the natural frequency of the slope as a whole ; ( 2 ) the vibration of explosion can been magnified because of the condition of the landform, when the relative altitude is up to 45m, the acceleration of horizon gets the maximum ; when the relative altitude is up to 100m, the absolute value of acceleration and the deformation of horizon is larger than that in the bottom of the slope ; ( 3 ) in the period of forced vibration, at the top of the slope, the acceleration of horizon become larger and larger ; at the middle part of the slope, it becomes smaller ; ( 4 ) when the explosion velocity of is much little, the shallow part destruction is the primary deformation of the slope

    (三)採用模態疊加法針對爆破動力作用,進行邊坡的動力響應分析,得出了以下結論: ( 1 )振動頻率為0 . 3hz時,坡頂部水平向加峰值最大;綜合考慮,可認為該邊坡的自振頻率為0 . 3hz左右; ( 2 )地形對爆破地振動存在放大作用,研究的坡,水平向加及位移在地形相對高差45米左右最大,而後隨相對高差的增高而減小,相對高差為100米時,水平向位移及加絕對值均大於坡腳; ( 3 )強迫振動段,水平向加值隨時間變化的規律為:坡頂節點總的變化趨勢是越來越大,而坡體中部節點的變化趨勢是越來越小; ( 4 )當爆破振較小時,變形破壞的形式表現為坡頂表滑塌型。
  14. It is a reliable instrument for the measurement of the coherent structure in turbulence. an improved 2 - d ptv was developed based on previous research experiences, which can be used to measure the trajectories of particles motion. for the experimental study on the particle motion in the dilute solid - liquid two - phase flow, especially for the motion characteristics and dynamic characteristics of coarse particles in water, this kind of system was proved to have great advantages

    利用該系統可獲取大量的統計樣本並進行計算機快分析,為明槽紊流相干結構的試驗研究提供了一種嶄新的測量手段;在前人工作的基礎上,開發了一種能夠測量水流中顆粒運動軌跡的ptv系統,該系統具有可靠的精,能同步測量全的顆粒瞬時運動信息,為顆粒運動特性及動力學特性的試驗研究提供了強有力的手段。
  15. The processing results of velocity tomographic section and image section of reflection in depth domain has provided encouraging geological results in the areas of shengli caoqiao, yong an, luo jia, wen liu of zhongyuan oilfield and ba mian he of jiang han oilfield

    層析與反射波深域成像等處理成果在勝利油田草橋、永安鎮、羅家,中原油田的文留地區,江漢油田的山東八河地區均取得了良好的地質效果。
  16. The resonant three - wave model and laminar - turbulent velocity profile composed are used as a model of coherent structures in. turbulent flow. the forming and variation of turbulent coherent structures in the channel are simulated by the compact differential method with high accuracy and resolution derived in this paper

    以共振三波和層-湍復合速度剖面作為湍流相干結構模型,採用文中所導出的高精、高解析的緊致差分方法,模擬了槽道流動在近壁區域湍流相干結構的形成和變化。
  17. Parabolic velocity profile

    拋物線速度剖面
  18. Spectral method and spectral element method are both used in the present dns. the flow is developed from an initial velocity field whose mean and root mean square values are fitted to the experimental data. the reynolds number of the flow is 2250 based on the mean velocity and the radius of the pipe

    本文在空間離散上採用譜方法和譜元法的結合,通過在圓管層流速度剖面上疊加隨機擾動作為初始場的方法,計算了管長為,平均雷諾數為2250的光滑圓管內的湍流流動,建立了圓管內較低雷諾數下場和壓力場的數據庫。
  19. The tool software is visual c + + 6. 0. the software includes three main parts : ( 1 ) pre - processing, means carrying out denoising operation to the images with morphological filter : ( 2 ) after this, one of three kinds of methods can be selected to do the processing operation. ( 3 ) post - processing. this process is the complementarity to the step 2. velocity profiles and the picture of vorticity correspond to the flow field can be got in this step and the processed data can be saved too

    本軟體主要實現的功能包括: ( 1 )用各種形態濾波器對實驗中所獲得的粒子圖像進行去噪的預處理操作; ( 2 )對去噪后的圖像採用三種方法進行處理操作,給出所測流場的矢量圖; ( 3 )進行后處理,包括給出過濾后的矢量圖、速度剖面圖、渦量圖和進行數據保存等。
  20. Boundary layer velocity profile

    邊界層速度剖面
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