spatial 中文意思是什麼

音標 ['speiʃəl]
spatial 解釋
adj. 形容詞 1. 空間的;在空間中存在[發生,佔有位置]的。
2. 佔大篇幅的。
n. 名詞 -ity 空間性。
adv. 動詞 副詞 -ly
  1. In this paper, ackerman steering linkage of double - wishbone suspension is taken as the study object, choosing the splitting joint and steering lever joint to carry out the design of optimization the mathematics models are established based on the multi - body system dynamics, applying its analysis method of kinematics to study the mechanism kinetic principles owing to more spatial factors considered, and calling off many hypotheses affecting the accuracy, compared with the traditional methods, the models are better to reflect the realistic motion principles, the results are more exact and applicable moreover, the force analysis is applied to the conduct mechanism the analysis method of dynamics in the multi - body dynamics is applied to study the forces applied on every component, working out the constraint reaction force of up and down ball joints, and developing the current computation program in the end, produce the upper wishbone geometry model in the ansys software package, meshing and carrying out the fea, testifying if the intensity of the wishbone meet with the requirements

    本文以雙橫臂獨立懸架的轉向傳動機構作為研究對象,選擇對斷開點和節臂球銷的位置進行優化設計,在此基礎上建立了基於多體系統動力學的導向機構和轉向傳動機構的數學模型,運用該學科的運動學分析方法研究機構的運動規律,編制了通用優化設計軟體。由於考慮了更多的空間因素,取消許多影響準確性的假設,因此建立的數學模型與傳統的方法相比更能反映實際運動規律,得到的優化結果也更加精確實用。此外,本文還針對導向機構進行受力分析,在建立該機構的空間動力學模型后,運用多體動力學中的動力學分析方法研究各個桿件的受力,計算出上下球鉸的約束反力,並開發出了相應的通用計算程序。
  2. Digital speech technology has been widely used in many fields of communications in recent years, but it is just at beginning to use acoustical wave to implement underwater digital speech communications, which mainly results from the bandwidth - limited underwater acoustic communications channel and its high temporal and spatial variability

    目前,數字語音技術已廣泛應用於許多通信領域,但是在水下利用聲波進行數字語音通信卻是剛剛起步的新技術,這主要是由於水聲通道有限的通信帶寬及其時變、空變等特性所決定的。
  3. Tactile spatial acuity of children and adults

    觸覺空間精確性與觸覺神經元密度相關聯的驗證
  4. Gis ( geographic information system ) was developed from 1960s ". it integrates the data collection, storage, management and analysis. it can describe the information of earth surface ( including aerosphere ) and the spatial information of space and geography distribution

    地理信息系統( gis )是60年代發展起來的一種集數據採集、存儲、管理、分析於一體,並能夠描述地球表面信息(包括大氣層在內)以及空間、地理分佈相關數據的空間信息系統。
  5. A study on the spatial learning and memory ability after brain concussion in rats

    大鼠單純腦震蕩損傷后不同時期空間學習記憶功能的研究
  6. Remote sensing in ultraviolet and vacuum ultraviolet can help us recognize many spatial phenomenon, such as dayside and nightside airglow, aurora. so it ' s very important

    因此,紫外-真空紫外波段的空間遙感探測對認識太陽和地球大氣以及宇宙空間具有重要的應用價值。
  7. According as the urban land use maps in different period and airscape in 1996 and 1999 of jinan, its spatial and temporal process of urban spread was analyzed through growth vector

    本文在全面分析濟南市自然條件的基礎上,通過擴展向量、擴展速率和不對稱系數三個變量,分析濟南市城市擴展的演變過程。
  8. 7 ) the result of spatial autocorrelation study showed : most alleles wer

    其空間鄰域的大小約為30m 。
  9. Analysis the relation between the w2h model element though anglicizing the section and the projection of the 3d spatial model

    通過三維空間模型的截面和投影面明確給出模型各基本要素間的關系。
  10. The theory of wilkinson power combiner and ratrace coupler is analyzed by using the odd - even mode method in this thesis. on the basis of the theoretical analysis, we designed and tested the wilkinson power divider, the modified wilkinson power divider and ratrace coupler, good agreement is observed. in addition we propose a power combiner based on a waveguide - to - microstrip transition using antipodal finlines. this structure united the two functions of transition and equal power division, it can not only be used in the circuit power combiner but also be used in spatial power combiner

    另外提出一種基於鰭線波導微帶過渡功分器,該結構將過渡與功分兩種功能完全結合,不但可以用於電路合成式功率合成,也可用於空間功率合成中。對功率合成器,其主要指標是輸出功率和效率,其中提高輸出功率和效率的一個方法是在輸出端抑制諧波,主要是對二次諧波的抑制。
  11. The spatial representation of one - digit arabic numbers

    一位阿拉伯數字的空間表徵
  12. Study on spatial structure of tourism resources in zhoushan archipelago

    舟山群島旅遊資源空間結構研究
  13. The paper is based on an arcuated built - up system bridge - zhongshan no. one bridge to be built in guangzhou, adopts the large universal finite element programme ansys, takes spatial action among members into account, establishes a three - dimension finite element model, and discusses the following several aspects : firstly, when three - dimensional finite model of a complicated bridge is founded, a beam - lattice method is a kind of applied and effective spatial analysis method, which is used to analyze superstructures of a bridge

    本文以廣州市中山一橋為背景,採用大型通用有限元程序ansys ,考慮構件間的空間相互作用,建立了三維的有限元模型,重點對以下幾個方面進行深入探討:首先,在對復雜的橋梁結構進行三維的有限元模型建立時,梁格法是分析橋樑上部結構比較實用而且有效的空間分析方法。
  14. Arcuated built - up system bridges are one of bridge structural styles, which are used extensively at present. on one hand, because of complexity and diversity of this kind of structure, current engineering experiences have not satisfied design requirements no longer. on the other hand, towards this kind of structural system traditional methods simplify complicated structures into planar structures, these methods neglect apparently spatial action among members, especially those primary bearing load members along lateral direction of bridges

    拱式組合體系橋梁是目前廣泛採用的一種橋梁結構形式,一方面由於拱式組合體系橋梁結構的復雜性和多樣性,現有的工程經驗已不能滿足設計需求;另一方面對于這種結構體系過去的傳統做法是將復雜結構簡化成平面結構,這種做法顯然忽略了構件之間的空間作用,尤其是沿橋橫向存在主要承力構件。
  15. Studies on aristotelian spatial ideology

    亞里士多德空間觀念的研究
  16. The results show that : l ) there are three anomalous high temperature areas and three anomalous low temperature areas, and the whole area high temperature anomaly took place in the late 1980s, whereas the low temperature anomaly in the 1970 ; 2 ) the spatial mode manifests identical variations in the whole area, and the temporal coefficient curve is of 2 - 3 year period oscillation and an interdecadal abrupt in the late 1970s ; 3 ) the variance of interdecadal component is obviously larger than that of interannual in the most part of nespa ; 4 ) the interdecadal variation of the temperature is mainly linear ascendance in the late 1970s, the large range anomalous high ( low ) temperature occurs when the interdecadal and interannual anomaly are both positive ( negative ) in the year ; 5 ) the temperature anomaly is divided into four patterns : southern, northern, eastern and western patterns, in which the interdecadal variation of the southern and western patterns is relatively importance and the interannual variation of eastern and northern pattern is relatively importance

    本文用夏季( 6 - 8月)中國東北地區91個測站44年氣溫資料,對該區夏季氣溫的氣候平均和異常場進行分析,採用諧波分析將異常變化的年代際、年際尺度分量分離,分別分析兩種尺度上氣溫異常的時空特徵,最後應用reof進行了氣溫異常的區劃,研究局域異常變化的年代際、年際分量的變化特徵。結果發現: 1 )東北夏季有三個異常高溫高發區和三個異常低溫高發區。全區性異常高溫(低溫)階段出現在上世紀80年代后( 70年代) 。
  17. Form. taxus chinensis var. mairei is protecting plant in the first class, which is a precious and endangering plant in china in this paper, the quantitative characterics of form. taxus chinensis vsr. mairei population including age structure, spatial distribution pattern, growth dynamics of tree basal area, niche characterics, fractal dimension and competition between specises were studied using methods of mathematics ecology from the angle of population ecology of form. taxus chinensis var. mairei, then the prent state and the endangering causes were analysed. this research offers gist to protecting and enlarging the crude resourse of form. taxus chinensis vsr. mairei population, afforesting plantation and sustainable utilize for us

    本文從南方紅豆杉種群生態學的角度、主要應用數學生態學的方法探討南方紅豆杉種群的數量特徵,包括南方紅豆杉種群年齡結構、種群空間格局(探討分佈格局動態規律與生境相互關系) 、不同立地條件下種群優勢度增長趨勢、生態位寬度、生態位相似比例、生態位重疊、空間占據能力及種間競爭等,分析其目前現狀及瀕危原因,期望為南方紅豆杉野生資源的保護和擴大、營造人工林及可持續利用提供理論基礎,也為瀕危植物種群生態學的研究提供參考。
  18. The competition among those species like s. tsinyunensis, dryopteris erythrosora and veronicastrum stenostachyum etc., is intense in the communities, which may be one of the reasons why s. tsinyunensis is going to be endangered and with a very restricted distribution. the distribution patterns of the seven populations of s. tsinyunensis are clumped among the eight populations we studied, except population v of random distribution. the spatial pattern of 6 populations of s. tsinyunensis have high consistency with the negative binominal distribution, while another 2 populations, i. e., i and iii are poisson distributions

    6 )縉雲黃芩各種群空間分佈格局基本呈聚集分佈,其中7個種群的分佈格局類型是聚集分佈,其聚集強度較高,另有一個種群為隨機分佈;其種群的離散分佈擬合結果也嚴格符合一定的數學模式,其中負二項分佈、 poisson分佈分別是該物種種群空間分佈的理論分佈模式,其中6個種群擬合出的結果是負二項分佈,種群i和種群m擬合出的結果是poisson分佈。
  19. The third part studies in detail on landscape ecological structures and functions of small watersheds in the region, including spatial physical structure and its differentiation ; biological structure and balance among its components. as a compound ecological system, function and its evolvement of small watersheds has also been touched. several landscape processes relating to functions, including biogeophisical processes, biogeochemical cycle and biogeosocial cycle have also been analyzed

    第三部分詳細研究了k域小流域景觀生態學特點,包括景觀空間物理結構及其分異;景觀生物結構及其平衡;同時探討了作為一個復合生態系統,小流域景觀功能及其發展變化特點;認真分析了與功能有關的景觀過程:牛物地球物理過程,生物地球化學循環以及生物地球社會循環。
  20. Mechanics course mainly includes the description of movement of objects, the instantaneous effect of strength, spatial build - up effect of strength, temporal build - up effect of strength, nonindividual body mechanics, mechanical wave and sound, relativity, inalterability and covariability and mechanics foundation of the theory of relativity

    力學主要內容包括物體運動的描述,力的瞬時效應,力的空間累積效應,力的時間累積效應,連續體力學,機械波和聲,相對性、不變性與協變性和相對論力學基礎等。
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