重力時間曲線 的英文怎麼說

中文拼音 [zhòngshíjiānxiàn]
重力時間曲線 英文
drift curve
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 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...
  • 重力 : [力學] gravity; force of gravity; gravity force; power of gravity; pull of gravity; gravitational...
  • 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. The program includes the infrasonic signal data acquisition of three channels, 3 - d dynamic spectrum analysis, correlation analysis of 3 channel infrasonic signals, the calculation of wave direction, the wave speed, the spectrum analysis at any length and a real - time infrasonic gravity wave pressure - time ( p - t ) curve

    本程序支持3路次聲波傳感器信號的數據採集、動態譜分析及次聲信號的相關分析、能計算波源的方位角、波速以及任意段的譜分析,並實給出次聲波的壓?(即p ? t) 。
  2. In this paper, the finite - element numerical analysis calculation is applied to the foundation of high - rise and multi - floor building and the evolvement law of stress and displacement of tunnel used by urban traffic to explore the mutual influence between the wall rock of underground space and high - rise building foundation, taking account of the specific construction situation in the " sanmu garden " project in dadukou district in chongqing, from the perspective of underground space static - force structure stability analysis to open a underground tunnel with 6m in span and 7. 5m in height for track traffic 20m below the surface. this paper, taking considerations of three different states, i. e. the natural state without any artificial interference, the state of high - rise buildings on the surface, and the underground tunnel state with excavation for track traffic, and four plane lines and four vertical lines, analyzes and studies the distributing law of stress and displacement of calculation section from the following aspects : ( 1 ) the main stress vectorgraph, displacement distribution graph ( ux, uy ) and chromatogram graph of stress isoline ( 1, 2, xy ) of section under different states ; ( 2 ) the contrastive distribution curve of stress ( 1, 2, xy ) of different plane and vertical lines under the same state ; ( 3 ) the contrastive distribution curve of stress ( 1, 2, xy ) of the same plane and vertical lines under different states, wishing to provide references for underground space utilization and project designing and construction of the tunnel under high - rise buildings in the future

    本文結合慶市大渡口區「三木花園」開發建設項目,從地下空結構穩定性分析角度出發,針對在該項目中涉及的高層和多層建築物以及在其地下20米處開挖了一個用於軌道交通的跨度6米,高7 . 5米的地下隧道這一具體工程情況,採用2d - 3d -有限元結構分析程序對高層與多層建築物的地基基礎及其與城市軌道交通使用的地下隧道圍巖的應與位移演變規律進行了有限元數值分析計算,探索了地下空圍巖與高層或多層建築物地基基礎之的相互影響,通過考慮未受到任何人為擾動影響的天然狀態、地表存在多層或高層建築物狀態和地下開挖用於軌道交通的地下隧道狀態等三種不同狀態以及4個水平剖和4個垂直剖等不同情況,從以下幾個方面具體分析研究了計算斷面的應與位移分佈規律: ( 1 )在各種不同狀態下計算斷面的主應矢量圖、位移分布圖( ux 、 uy )以及應等值色譜圖( _ 1 、 _ 2 、 _ ( xy ) )等; ( 2 )相同狀態下不同水平與垂直剖的應_ 1 、 _ 2和_ ( xy )對比分佈; ( 3 )不同狀態下相同水平或垂直剖的應_ 1 、 _ 2和_ ( xy )的對比分佈等,為今後在對地下空的開發利用以及在高層建築物地下開挖硐室的工程設計和工程施工提供參考依據。
  3. Using vogel ' s wear index as the rail side wear index, the paper analyzes the side wear variations of rail head when the parameters in the wheel / rail system vary, analyzes the influences of track irregularity on rail uneven wear on gauge corner emphatically. this paper analyzes the rail side wear dates measured by track division of shan hai guan since 1990, then gains the relationship between side wear and traffic volume and sums up the characteristics and regularities in the formation and development of side wear. in the end, some measures for regarding the side wear on curves are put forward

    從輪軌摩擦、輪軌接觸幾何關系、輪軌接觸應和輪軌蠕滑等方面對鋼軌側面磨耗機理進行了探討,從軌道幾何參數、機車車輛運營條件等方面對鋼軌側面磨耗的影響因素進行了點分析和總結;應用輪軌系統動學,建立了輪軌空耦合振動變模型,採用vogel側磨指數作為鋼軌側磨指標,系統分析了輪軌參數變化的情況下,軌頭側面磨耗的變化規律,點分析了軌道不平順對鋼軌不均勻側磨的影響;對山海關工務段1990年以後現場測得的鋼軌側磨數據進行了分析,通過擬合得到了鋼軌側磨量與運量的關系,並總結了上股鋼軌側面磨耗的特徵和發生、發展規律;最後提出了一些減緩鋼軌側面磨耗的措施。
  4. To directly estimate the life of this kind of motor, and to design a orbit curve with the longest life at same condition, this paper gives theoretic research of the equal contact stress inner curve of radial piston motor. the research is divided into four parts : 1 ) taken all forces the piston endured into consideration when radial piston motor working, the force between roller ( or ball ) and orbit is deduced. the simple style of the press expression can be confirmed by ignoring minor influence factors after analysis all factors that will influence this press

    靜壓傳動技術在各類工程機械中得到廣泛的應用,對作為其核心部件的徑向柱塞式低速大扭矩液壓馬達的研究顯得十分要,為了能直接對這種馬達進行壽命估計,並能在相同工況下求得壽命最長的軌道,本文從設計等接觸應的角度對這類馬達作探討性的研究,主要從以下四個方面進行: ( 1 )綜合考慮徑向柱塞式液壓馬達工作的各種主要受狀況,對柱塞組件進行受分析,並通過模擬分析影響軌道和滾動體正壓的各個因素,得到正壓的簡化表達式。
  5. Then, taking into account the effect of the compression of the approach roadway and the differential slope of the bridge slab, the author analyzes the dynamic response of man - vehicle - road system when the vehicle approaches and leaves the bridge by means of laplace transform, the curve of man ' s acceleration versus time, the vertical force between the vehicle and road versus time, the man ' s maximum transient vibration value and the maximum force between the vehicle and road are got, and the program about the calculating progress above are edited. based on the analysis above, the influence on the maximum transient vibration value of some parameters about the vehicle and road such as the movement direction and speed and weight of the vehicle, the differential slope of the bridge slab and the length of the approach slab, are studied, and some conclusion are given

    分上橋和下橋兩種情況,考慮車路耦合和橋面沉降坡差的影響,對車輛通過設和不設搭板的路橋過渡段「人?車?路」系統的相互作用用拉普拉斯變換法進行了動響應分析,得到了人的加速度及路面對車的垂直作用的變化、人的加速度最大瞬態振動值和路面對車的最大作用,分析了車輛的行進方向、速度和載,橋面沉降坡差和搭板長度等車和路各參數對計算結果的影響,並編制了相應的計算程序。
  6. Using dynamic load that applied by the simulation above, the dynamic analysis and lighten - weight optimization of spider were done. getting stress history supplied testing data for its service life analysis

    利用剛柔耦合模擬得到的動載荷對十字軸進行了動學分析和優化減,並提取了十字軸的應歷程,為十字軸的疲勞壽命分析提供了有效的試驗數據。
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