速度剖線 的英文怎麼說

中文拼音 [pōuxiàn]
速度剖線 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
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 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面及其根本原因,論文主要從土壤面物理退化指標(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個方面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. 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,全面利用各種地質、物探、測井資料,藉助先進的計算機(工作站) ,採用多種方法(平衡面技術、構造活動率計算、剝蝕厚恢復、古厚恢復、埋藏史曲製作、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。
  3. Under this circumstance, our treasury bond market exits lots of shortfalls which impede further development for this market. in this essay, combining with the experience in developing country " s experience, it analyses some challenges which confronted chinese bond market, such as liquidity in the interbank market has yet to be improved, duration in bond products are yet to be rational, a sound yield curve is yet to be take shape, the separation between exchange and interbank yet to be broken. in order to solving above issues, this essay suggests that it should develop market maker system to increase market liquidity ; manage balanced treasury bond ; issue short and long term treasury bond in proportion to improve duration and yield curve ; develop bond derivative products such as future trading, open style repurchasement, so it can provides tools for risk protection

    但隨著我國經濟的快發展,金融市場已今非昔比,中國成為了世貿組織的成員,中國資本市場要走向國際化,利率的市場化是大勢所趨,在此前提下,我國國債市場還存在著很多不足,越來越阻礙著國債市場的進一步發展,本文結合世界發達國家的先進經驗,析了我國國債市場存在的一些問題如:流動性有待改善、國債期限結構不合理、無法形成科學合理的益率曲、交易所市場與銀行間市場割裂等,為解決這些問題,本文建議應發展做市商制以提高市場流動性;實施國債余額管理,發行短期國債及長期國債,改善國債期限結構,以形成科學合理的收益率曲;發展債券衍生金融創新工具如國債期貨交易、開放式回購等,為投資者提供避險工具等等。
  4. In general, the upward amplitude curve " curvature is larger, and it changes quicker. on the contrary, the downward is smaller and slower ; because the flare force contains the square of the wave elevation velocity, it results in an difference between the flare force frequence and the associated moving frequence ; the flare force decreases the downward amplitude of heaving oscillations ; the speed of ship has an ignorant effect on the peak values of three calculated values, but there is an obvious effect on the oscillating frequence ; the wave amplitude has an effect on the ship motion, and there is an linear relation between the oscillating amplitude and the wave amplitude on the whole. by the way, there are some experiences and lessons according to the progress calculation : before the calculation of the ship motion, we should checkout the balance in a calm water firstly, namely, the whole displace of ship and the longitudinal position of the center of gravity must be consistent with the draft in calm water, or else, the calculation may show the " floating " phenomenon ; the mixed language programming has a lot of virtues, but it exists a fatal limitation - the debug of dll

    研究表明:在某些頻率范圍內相關水動力系數基本不隨吃水變化,只有超過某一頻率后水動力系數的值才會出現差異;在橫搖方向,水動力系數並沒有隨著吃水的變化發生規則變化,而是出現了波動現象;近船首面的水動力系數計算表明,水動力系數的波動非常大,並遠遠偏離了平均位置的水動力系數值,值的變化率也不盡相同,總的看來,上振幅曲曲率較大,變化較快,下振幅曲曲率較小,變化較慢;外飄力和波面運動的的平方項有關,導致其振動頻率和相應運動方向的頻率不同;外飄力使升沉向下運動的幅值減小;船對三個計算量的峰值影響甚微,但對振動頻率有明顯影響;波幅對船舶運動的影響是明顯的,船舶運動的幅值基本上和波幅成性關系。
  5. According to the analyses of the research results about the feasibility of 4 - d seismic and the successful 4 - d seismic cases of foreign companies, the author put forward the suggestions for 4 - d seismic pilot area selection ; briefly analyzed the influential function of producing way on the seismic response ; utilized theory calculation, coring data analyses, and reservoir numerical simulation to define the fluid substitution effects on the p - wave velocity. through long time water driven to the reservoir, some of the properties and the log curves have changed, the author tried to find the variation rule of the reservoir and its effects on seismic velocity. the " blind point " in 4 - d seismic feasibility study both in china and overseas was found, that is the lack of consideration of the influence of physical property variation by long time water driven on the seismic response

    在深入分析國外四維地震可行性研究成果和成功實例的基礎上,提出了有利於水驅四維地震成功的工區優選條件;簡要析了各種開采方式及其對地震特性的影響;利用理論計算、巖心分析、油藏數值模擬三種方法確定了流體替代對縱波的影響;通過對長期水驅造成的物性參數、測井曲以及油藏溫和壓力變化規律的總結,分析了這些變化對地震的影響,指出了目前國內外水驅四維地震可行性研究中存在的盲區?沒有充分考慮長期注水造成的物性、溫和壓力變化對地震響應的影響,完善了水驅四維地震可行性研究的內容;在考慮了這些變化因素后,高29斷塊水驅四維地震可行性研究結果表明:四維地震監測注水前沿可能要比監測油藏變化容易的多;以四維地震巖石物理可行性研究結果為基礎,提出了五個有助於突出四維地震造成的微小差異的途徑,為今後水驅四維地震研究指明了方向。
  6. This dissertation, firstly, on the base of background materials of changjiang logistic co., ltd, analyze deeply the all - round processes of logistics operation, and open out the existing problems of changjiang logistic co., ltd at present, which mainly includes information communication barriers and information cannot be used of during the logistics businesses, resulting in increasing of the logistics operation cost and influencing speed of logistics business response to the market, according to analysis of existing problems and targets, offer solving problems total project, designing function modules and the framework of logistics management information system from two factors about reducing cost and increasing response speed, and puts forward mathematics module in terms of practical logistics operation case

    本文首先以武漢長江物流股份有限公司各方面背景資料為基礎,對物流作業流程進行全面而深入的析,揭示了長江物流公司目前存在的問題,主要表現為信息溝通不及時、物流作業得不到信息有效支持,影響了總物流成本降低,及物流服務響應。其次,依據問題分析和系統目標,提出了擬解決實際問題系統構架,詳細設計了物流管理信息系統結構和各個功能模塊,著重從降低物流營運成本和提高物流響應兩個出發點來進行論述。本文還根據數學h圈圖論理論,結合實際物流運作案例,就倉庫選址優化和配送路優化進行了探討。
  7. With a purpose to provide basic data or figures for the feasible research of a project construction and its planning, taking the practical project of preselecting a factory location for an instance, using the principle and method of shallow seismic reflection, based on the area conditions, differences in physical features and disturbance, with experiments on typical sections of the construction area, one can draw reasonable measuring lines, choose right modes of producing and receiving waves, conduct primary and precise computer data processing, acquire a distinct reflected wave section from a shallow depth and explore the stratum structure in the preselected location and the distribution of longitudinal waves

    摘要結合某重大工程預選廠址項目的工程實例,利用淺層地震反射波法的原理和方法,根據現場的場地條件、物性差異和干擾情況等,結合典型地段的試驗,合理布置測,選擇恰當的激發和接收方式,進行初步和精細的計算機資料處理,可以得到清晰的淺層反射面,準確地查明了預選廠址的地層結構和縱波分佈,為工程建設的可行性研究和規劃提供了基礎資料。
  8. To deal with the echo information from doppler weather radar, in this paper we recommend the processing of some radar products ( cr, vcs, cappi, vil, wer, vwp ), according to the research of nim on weather radar, referred to other advanced algorithm of radar products from home and abroad and combined with the requirement of application in our country. these products are produced on the platform of windows 98 or windows 2000 by the use of visual c + +

    為了對多普勒天氣雷達的回波信息(包括強、徑向譜寬)進行加工、計算和處理,本文根據南京氣象學院在天氣雷達方面的長期研究積累,同時借鑒其他國內外先進的天氣雷達產品的演算法,結合我國氣象業務應用的要求,對多普勒天氣雷達的氣象產品(組合反射率因子、任意垂直面、等高平面位置顯示、垂直累積含水量、弱回波區顯示、 vad垂直風廓等)進行工程化設計。
  9. Exploiting the long jump technique parameter and treading strength in the planting step - time curve, and analyzing the kinematics and dynamics reasons for the loss of approach velocity, taking - off rapid supporting and stretching in the generating mechanism of vertical velocity during long jump take - off, the essay puts forward a new view of generating vertical velocity and offers a new thought for creating training of long jump

    摘要利用世界優秀運動員的跳遠技術參數和跳遠踏跳階段踏跳力時間曲析助跑損失量、起跳快支撐和蹬伸在跳遠起跳垂直的生成機制中的運動學和動力學原因,對跳遠垂直生成提出了新的見解,並為創新跳遠訓練提供了一條新的思路。
  10. It shows that the resolution of the crust interface ' s shape on this four profiles is very good, nevertheless that of the velocity structure is relatively poor. the crust and upper mantle ' s fine configuration on the hq - 13 profile is obtained by our tomography, which reveals some important structure and dynamic features of this region : the velocity structure of the crust consists of three layers, the upper crust, the middle crust and the lower crust. however it also can be divided into six lateral blocks, each of them " s velocity is always higher or lower than that of its neighboring blocks

    本文第五章利用有限差分反演和射反演的方法獲得了符離集?奉賢地震測深面( hq - 13)精細的地殼上地幔結構面,揭示出下揚子地區一些重要的結構和動力學特徵:地殼結構在縱向上大致可分上地殼、中地殼和下地殼三部分,橫向上可劃分為6個塊體,各塊體的p波沿測方向呈現高?低?高的組合。
  11. In this paper, i will present some algorithms of polyhedral visual hull reconstruction : ( 1 ) polyhedral v isual h ull generation a igorithm b ased one dge - pool - searching, which constrains the 3 - d intersections into the 2 - d planes intersection via the epipolar theory to reduce the complexity a nd c an r educe t he t imes f or c ones t o b e p rejected o nto t he i mage p lanes, i n which we induced the index list to every points on the surface of object, and connected the related points to get sub polygons on surface and in turn get the mesh model, we replace triangulation process of disordered points cloud by edge - pool searching. ; ( 2 ) reconstruction based on degenerated - polygon - intersection, which have the following improvements on traditional bull intersection : using degenerated polygon to orga nize intersected area on cone face, which may be discontinuous ; a fast intersection algorithm of polygons on the cone face based on degenerated polygons, which is consistent between the continuous polygons and the discontinuous ones. the intersection of degenerated polygons is similar to the convergence of two ordered lists, which is comparably simple to the bull operation ; ( 3 ) reconstruction algorithm based on ray - tracing, in which all the rays that run through the vertex on silhouette of object will intersect with all the cones correspondent to other silhouette, and we have to calculate the intersection of all such line segments, the endpoints of which are considered to lie on the surface of object and we will get the point cloud on the surface of object

    同時利用共極原理把三維計算投影到二維平面以降低求交計算的復雜,該演算法可以減少光錐向圖像平面投影計算的次數,以邊池搜索取代散亂點集上進行的三角分; ( 2 )基於退化多邊形求交的多面體可見殼模型重構,系統引入退化多邊形的概念,把錐體平面的交集中不連通的部分用一個退化多邊形來表示,並引入了新的基於退化多邊形的求交演算法,與傳統多面體可見殼重構相比,該演算法有以下幾點創新:在圖像平面以退化多邊形組織投影錐體和物體輪廓的交集,把任意錐面與物體輪廓的交集歸一到一個退化多邊形;基於退化多邊形的二維平面上多邊形快相交演算法,該演算法在一定程上就是兩個有序鏈表的合併,大大簡化了先前的布爾求交計算; ( 3 )基於光跟蹤的演算法,該演算法中所有通過輪廓頂點的光和對應其它圖像輪廓的光錐進行求交計算,最後得到每次求交計算得到段的交集,該段的頂點就認為是物體表面點,從而得到物體表面的點雲。
  12. By applying the kernel of the self - organization theories to the research of urban space development, the author studies the underlying rules of the urban space development in its process and system aspects and figures out a self - organizing view of it. taking shenzhen ' s urban space development as an example, the author indicates that the rapid space development of shenzhen city is the effect of the same directional compound of self - organization and organization by overlapping analyses of shenzhen ' s real urban space development and its urban planning. based on the theoretical research and case study and targeting at the problems in our existing master plan system, the author makes suggestions on the reform of master plan system, which lead to the same directional compound of self - organization and organization

    通過對自組織理論的引介,分析了城市復雜系統的發展演化,建立了自組織的城市發展觀;進一步針對城市空間系統,通過相關概念的梳理以及城市空間發展的復雜特性分析,從空間組織的角析城市空間發展的內在機制,把城市空間發展歸結為一個自組織與他組織復合作用的過程;將系統自組織理論的核心原理應用於城市空間發展研究,探討城市空間發展自組織的內在機制並從過程研究和系統分析縱、橫兩條主對城市空間發展自組織進行深入解析;以深圳城市空間發展為例,通過深圳空間發展和城市規劃的疊合比較,對深圳城市空間發展自組織進行實證研究,指出深圳城市空間的快、健康發展得益於城市空間發展自組織與他組織的同向復合;在理論和實證研究的基礎上,針對我國城市總體規劃體系存在的問題,建立尋求自組織與他組織同向復合的規劃理念,為我國城市總體規劃操作體系及其編制方法的完善和革新提供了基於自組織的理念與方法。
  13. Parabolic velocity profile

    拋物
  14. The steady of grottoes attacked by earthquake is analyzed with the engineering soft named adina, in order to show where the weak parts of grottoes are and time - history curves of the horizontal displacement of the easily damaged nodes and time - history curves of first and third principal stress of the easily damaged elements

    ( 3 )以大型adina有限元分析軟體為基礎,編制了預應力錨索材料的非性有限元計算程序模塊,研究石窟在地震作用下的穩定性問題。選取能代表石窟整體結構的三個不同面作為有限元計算模型,並採用不同工程特性的地震動加時程作為荷載輸入。
  15. 2. use the mew accelerate function of opengl to accelerate the units display. have adopted the three dimension graphics and opengl ' s technology, it makes use of stencil test to carry on cutting operation, which reduces complexity of programming and has raised the speed and efficiency of displaying

    一2 ?根據離散元單元圖可視化難點,結合目前各種國內外圖形可視化加方法特點,我們採用新大加方法進行單元加,利用op即gl加結合計算機圖形學原理加快單元圖形顯示,通過對切單元表面的stencil操作,減少了大量求法操作,加快單元切操作,減少了編程復雜性,提高了顯示和效率。
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