時間曲線圖 的英文怎麼說

中文拼音 [shíjiānxiàn]
時間曲線圖 英文
time graph
  • : 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...
  • : Ⅰ名詞1 (繪畫表現出的形象; 圖畫) picture; chart; drawing; map 2 (計劃) plan; scheme; attempt 3...
  • 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. Based on field research and the dynamic analysis of remote sensing data of different time ( 1987 tm, 1996 tm and 2000 china - brazil earth resource satellite ccd ), using multi - information of research area ( including data of geology, geography, hydrology, meteorology, economy, human culture and dem ) and existing research results, the dissertation discusses drive factors of desertification and the relationships between drive factors and desertification with the help of gis tool and some mathematical methods such as probability, statistics, curvilinear estimation, logical analysis and analytic hierarchy process

    論文在對研究區土地荒漠化現狀野外調研和不同相( 1987tm 、 1996tm和2000ccd )遙感像土地荒漠化信息提取和演變分析的基礎上,結合研究區已有的多元信息基礎資料及研究成果(包括地質、地理、多期的水文氣象、經濟、人文以及dem數據等) ,運用gis強大的空分析功能和概率統計、估計、邏輯分析、主成分分析、層次分析等數學方法綜合研究了土地荒漠化與各驅動因子之的相關關系,揭示了研究區土地荒漠化的主要驅動因素,探討了荒漠化動態演化規律。
  2. 3. based on the gel time and dsc curve figure of two kinds of modified phenolic resin and flory and kissinger theory, the rage of cure process parameters for the resin system, moulding pressure and resin content are established

    3 、通過對二種改性酚醛樹脂體系凝膠、 dsc的分析,引入flory理論、 kissinger理論,確定了樹脂體系的固化工藝參數(固化溫度、固化、后處理溫度)范圍;並初步確定了成型壓力和樹脂含量的范圍。
  3. The time - frequency curve of stern scatterer is analyzed. furthermore, high quality images are obtained by identifying the regions which are uniform in frequency. chapter 4 exposits the method of optimal time selection for ship isar imaging in detail

    本章分析了船尾處特顯點的頻分佈,並選擇了中頻率近似不變的段得到艦船像,其成像質量有了較大的提高。
  4. In this paper, thermal evolution history of organic matter of the source rocks and hydrocarbon generation history have been researched by tti method, hydrocarbon migration direction and migration times were probed combining with the area structure development feature ; distribution pattern of the main reservoir intervals on lateral and longitudinal have been predicted by researching on development feature and control factors of the reservoir intervals, the actions of reservoir conditions in hydrocarbon accumulation and bearing also were probed combining with pore evolution feature ; the micro - pore feature of regional cap and direct seal in carboniferous - lower triassic in this area have been determined with micro - capillary pressure curve and intrusive mercury curve ; the prospecting districts have been pointed out combining with the hydro - geologic feature, the potential reservoirs were classified according to trap types in this area, the author attempt to evaluate on the hydrocarbon - bearing condition in the str ata of carboniferous ~ lower triassic from hydrocarbon generation and migration reservoir condition, reserved condition etc, and predict the reservoir types and hydrocarbon - bearing patterns combining with the structure evolution. based on above, the author point out that the central block of chenghu - tuditang synclinorium and the southern block of dangyang synclinorium are the advantageous regions for exploration

    本文用tti方法研究了烴源巖有機質的熱演化史和油氣生成史,並結合區內構造發育特徵,探討油氣在區域上的運移方向和在上的運移期次;通過對儲集層段的發育特徵和控制因素的研究,預測了本區主要的儲集層段在橫向上和縱向上的分佈規律,並結合孔隙演化特徵,探討儲集條件在油氣聚集成藏中的作用;利用微毛細管壓力法和壓汞法,對石炭系?下三疊統的區域蓋層和直接蓋層的微孔隙特徵進行了定量評價,並結合水文地質分佈特徵,指出有利於油氣保存的地區;根據區內存在的各種圈閉類型,對可能存在的油氣藏進行了分類,並試從油氣的生成與運移、儲集條件、保存條件等方面,動態地綜合評價石炭系?下三疊統油氣成藏條件,並結合構造演化特徵,預測其油氣藏類型和成藏模式。
  5. 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

    本文結合重慶市大渡口區「三木花園」開發建設項目,從地下空靜力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力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力與位移分佈規律: ( 1 )在各種不同狀態下計算斷面的主應力矢量、位移分布( ux 、 uy )以及應力等值色譜( _ 1 、 _ 2 、 _ ( xy ) )等; ( 2 )相同狀態下不同水平與垂直剖的應力_ 1 、 _ 2和_ ( xy )對比分佈; ( 3 )不同狀態下相同水平或垂直剖的應力_ 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。
  6. Dynamic characteristic of the fan system was tested in this paper. the time constants of acceleration and deceleration was gotten and bode diagram of frequency response was presented. the results show that the frequency response of the system is satisfying in the range up to 0. 2 hz

    本文對風機系統的動態特性進行了測試,得到了它的加減速,並通過譜分析法得到了系統的幅相頻響應( bode) ,結果表明系統在低於0 . 2赫茲范圍有較好的相應特性。
  7. From the result we get the following conclusion : for narrow - band signal, the effect of the method based on fft is best. for wide - band signal, when snr is up to certain degree ( higher than - 7db or so ), the curves of square error of modified methods are more obvious and closer to crb. for an echo composed of more than one frequency or direction, space - frequency distribution could show more direct information of frequency and direction, which is more advantaged to make precise judge and estimation for doa of echo

    從估計結果發現,對于窄帶回波信號,基於fft的方法估計性能大大優于其他方法;對于寬帶回波信號,在信噪比達到一定程度(高於約- 7db ),補償后的幾種估計法的性能改善均比較明顯,誤差越來越接近crb;對于回波中存在多頻率多方位的情況,空?頻率分布能提供較為直觀的頻率及方位信息,因此應用空?頻率估計法來進行方位估計,更有利於進一步對回波的具體方位進行準確判斷和估計。
  8. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直感應電機空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉矩,位移,轉速隨變化,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效電路法計算了堵轉的最大電磁力並做實驗進行了驗證,由實驗測得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。
  9. According to differences of construction process, boundary condition, temperature and stress of two schemes extending 3m deep short seam on upstream face in the middle of rcc overflow section and no short seam are calculated, what " s more, in this paper the equivalent line drawing of stable temperature field and unstable temperature field during construction and operation period and the duration curve drawing of typical points " s temperature and stress are plotted, and the results of peak and minimum on temperature in every month and maximum on tensile stress are attained

    根據施工過程和邊界條件,對溢流壩段中上游面增設3m深短縫和不設短縫兩個方案進行了溫度和應力計算,並繪制出穩定溫度場等值及施工期、運行期非穩定溫度場等值,典型點溫度和應力歷,逐月最高、最低溫度和最大拉應力及相應位置等成果。
  10. Secondly, the author firstly demonstrates that the demand regulatory policy could keep the currency value correspondingly stable and make economy go up more quickly, employing the image diagram of curves. and then the author effectively demonstrates that the relativity of between price, output and monetary aggregates is closer, employing co - integrated theory, the vec ( vector error correction ) model and the variance decomposition method for analyzing quarterly data from 1996 to the third quarter of 2005

    其次,在運用形象的分析現階段需求管理政策可以使我國在保持幣值相對穩定的條件下實現經濟較快增長的基礎上,運用協整檢驗、 vec (向量誤差校正)模型和方差分解方法分析了1996年以來貨幣供應量、物價和產出的季度序列,有力地論證了貨幣供應量與物價、產出具有較強的相關性。
  11. It really provides convenience to evaluate and optimize the design result. 3 ) vibration analysis has been fulfilled by calling some math libraries and graphic libraries in matlab to plot graphics such as velocity - time, displacement - velocity, step response, impulse response, gain - frequency and phase - frequency. we can know the capabilities of the spring system from the graphics

    3 、在matlab環境下調用相應的數學函數庫和形庫對設計的彈簧進行分析,繪制彈簧加載后系統的速度-響應、速度-位移響應、階躍響應、脈沖響應、增益-頻率響應和相角-頻率響應,根據來分析系統的各項性能。
  12. Second, the bar of the frequency - distribution and the curve of lorenz and the g coefficient are talked about the spatial distribution of day to day precipitation. the results show that the heterogeneous of day precipitation is strong on every day in a year. the spatial distribution model is left skew all in four seasons and it is different from the monthly precipitation

    其次利用全國700個測站逐日降水資料的空分佈頻數直方及洛倫茲和基尼系數闡述了我國逐日( 24小)降水非均勻性的事實,直方顯示全國范圍內逐日降水的水平空分佈型在四季都是一種明顯左偏態型,與月降水量的水平空分佈型略有不同;基尼系數值的月際變化也與月降水量的變化相反。
  13. After the comparison of the stability checking computations and the section categorised situation both at home and abroad the current standard, some problems was discussed in the standard of our country. contraposed these questions, the paper computed the space stability coefficient of some general t - shaped and l - shaped sections and all the sections of t - shaped, l - shaped and 2 - angle iron t - shaped in the formed - steel - table, and worked out the curves. according to the comparison of the curves the paper got and the curve in the standard, some simple conclusions was put

    對國內外現行規范軸壓柱穩定驗算方法及柱子截面分類情況進行了對比,討論了我國規范中存在的一些問題,並針對這些問題,以規范初始彎值對任意「 t 」形和「 l 」形截面和型鋼表中所有t型鋼、 l型鋼、雙角鋼t形鋼截面的空穩定系數進行了計算,作出其與規范的比較,通過計算結果的分析對各類截面歸類情況作了簡單的評述,其中提出的一些建議可以作為規范修訂的參考依據;同,這些計算結果也進一步證明了本文的柱子空穩定分析方法的正確性。
  14. After the discussion of the numerical simulation method based on the fdtd method and the pml technique, the motions of the charges and the electrical field lines were first employed to describe the radiation procedures of the pulse electromagnetic waves. then the causes of how the charges are accelerated and how the motion status of the charges are maintained were further studied from the angle of interaction of charge and field. after these analyses, it was pointed out that the pulse radiation is due to the suddenly occurred time - varying electrical field ( displacement current ) in the open space. this view was further evidenced by two examples : one is the partly resistance loaded antenna, the other is the partly curved antenna. the radiation procedures of the pulse electromagnetic waves of many different situations were simulated throughout this paper with the contours and waveforms of electric field given. these figures are very helpful to the understanding of the radiation mechanism of the pulse electromagnetic waves

    在討論了基於域有限差分法和完全匹配層技術的數值模擬方法之後,首先從運動電荷和電力的角度直觀地描述了脈沖電磁波的輻射過程,然後進一步從場與電荷相互作用的角度分析了天上電荷是如何被加速以及如何維持其運動狀態的,指出了開放空中突然出現的變電場(位移電流)是脈沖電磁波輻射的根本原因.文中還對局部電阻加載的天和局部彎的天進行了研究,以進一步說明上述觀點.對多種情況下的脈沖輻射過程進行了數值模擬,並給出了電場的等高和空波形,這些形對理解脈沖電磁波的輻射機理非常有益
  15. 4 a ) explain the main features of a simple stock time curve graph

    說明簡單庫存時間曲線圖的主要特徵。
  16. The time pattern of these six negative stubs suggests that the stubs generally start negative, gradually get closer to zero, and eventually become positive

    這六家公司的自有價值在時間曲線圖上都呈現出同樣的特點,即開始為負值,然後逐漸接近零,最終變為正值。
  17. Engineering drawing system can draw two dimension curve graphs, main detail drawing and assembly drawing. the curve of internal trajectory and dynamic simulation of particle external trajectory. the detail drawing includes the graph of chamber, grain design, connection body, nozzle, some standard part

    工程繪可以繪制二維和零部件,其中二維包括有內彈道壓(推)力?、質點外彈道動態模擬;零部件包括有標準螺栓與螺紋孔、燃燒室結構、裝藥設計截面、連接底結構、噴管結構及火箭發動機總體裝配
  18. Power bond graph is used to established the bond graph model of the lifting and dropping of hydraulic pile hammer and state space equation in the paper for hydraulic pile hammer is perplexing nonlinear system. in order to attain the graph that pressure, position, velocity, acceleration vary with time in the course of driving pile simulation procedure solving state space equation is designed on the basis of combining four - order runge - kutta method with predicator - corrector method, dynamic simulation of the hydraulic system is studied in matlab 6. 5. it is convenient to analyse dynamic characteristics of the hydraulic syste m, beneficial to the design and parameter optimization of the hydraulic system. in the final part of the paper, under detailed analysis of the control characteristics for double - acting hydraulic pile hammer with double cylinders, control system based on the programmable logic controllers founded on technology of modern compute is designed

    由於液壓打樁錘液壓系統是一個復雜的非性系統,本文採用功率鍵合法建立液壓打樁錘上行、下降的鍵合模型和狀態空方程,通過四階龍格?庫塔法和預估?校正法相結合編制了模擬程序對狀態空方程求解,在matlab6 . 5中進行液壓系統的動態模擬,獲得液壓打樁錘運動過程中壓力、位移、速度、加速度等隨變化的。此方便了對液壓系統動態特性分析,為液壓系統的設計和參數優化提供了有益的借鑒。最後,在深入分析雙缸雙作用液壓打樁錘控制系統的功能要求后,採用了以現代計算機技術為基礎的新型工業控制裝置? plc可編程式控制制器,設計出了雙缸雙作用液壓打樁錘的電器控制系統。
  19. Introduced the second order analysis of the thin - walled members based on the theory of the rotation of a cross section around a fixed axis, and discussed the general methods of the loading capacity and the space stability coefficient for the thin - walled columns. used a programme, a large amount of space stability coefficient of t - shaped and l - shaped axes columns with a initial bend was computed to gain the curves of the columns. the procedure of the computation behaved the simplification and the convenience of the method

    介紹了以定軸轉動理論為基礎的薄壁柱空穩定二階分析方法,初步論證了以此為基礎的薄壁柱空穩定承載力的驗算及空穩定系數的計算方法,並藉助程序對具有初彎的各種「 t 」形和「 l 」形軸壓柱的空穩定系數進行了計算,作出其柱子,從而驗證了此方法的可行性和簡便性,同提出以此為基礎對鋼結構截面優化的方法。
  20. 1 measurement items : luminance ( transmittance, grey scale inversion ), chromaticity, response time, flicker, eoc, gamma curve, view angle performance, spectrum, reflective luminance, reflective chromaticity, reflectivity, module optical performance with certain temperature range

    1量測項目:亮度(穿透率,灰階反轉) ,色度,響應,閃爍度,光電特性像輝度,視角特性,光譜,反射亮度,反射色度,反射光譜,反射率,產品光學參數的溫度特性。
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