重量時空速度 的英文怎麼說

中文拼音 [zhòngliángshíkōng]
重量時空速度 英文
weight hourly space velocity
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : 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...
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • : 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
  • 重量 : weight; scale; heft
  • 時空 : space time:[相對] space time continuum時空點 event; 時空度量 space time metric; 時空反演 space ti...
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
  1. Because of the huge memory space and rapd calculation speed that compuer possesses, we can manage the ekisted drawings central1y and search them rapidiy in conclusion, the high quality and low price product wtth the help of applytng the cad technology will not only satisfy the requiremen of the market but also help factory amer apply the compeer technology in the process of production ( for example, haher production managemen0 we has applied thes systetn in extuion embranchmen factory and obtained favorable effect wich reveds tha thes system has widely applytng prospect and uti1ity value

    該系統將成組技術的分類編碼原理和計算機輔助設計技術應用於擠壓鋁型材的產品開發設計和產品圖紙的管理中,不僅可以極大地提高產品設計質、縮短產品開發周期,還可以減少復繪圖工作及規范制圖方法;同,利用計算機存儲間大、運行快的優點,可實現對已有產品圖紙的集中管理和快檢索。利用計算機輔助產品開發,不僅能以高質、低成本的產品迅滿足市場需求,還可為工廠進一步實施計算機應用工程(如后續生產管理等)奠定良好的基礎。
  2. The thesis focuses on the development of the dynamic simulation model of evaporators, the accomplishment of the stable and dynamic simulation of the parameters of cryogen - side, air - side and how to carry out dynamic simulation on the refrigerating effect of evaporators under different evaporating temperature and the realization of the analyses and calculations of the main parameters, such as, the wind speed of air - side and specific humidity etc, which affect the function of evaporators

    本文點是對蒸發器建立動態模擬模型,並對製冷劑側和氣側參數進行穩態和動態模擬,同對蒸發器在不同蒸發溫下的製冷進行了動態模擬,而且對影響蒸發器性能的主要參數(氣側入口風、入口含濕等)進行了分析和計算。
  3. This paper discuss the accelerometer base on mutual inductance variety for filling up the blank in silicon accelerometer of home, boosting up the onrush of weapon, improving the precision of navigation system is very importance, at one time, for taping the big measure rang accelerometer provide a new technology approach

    本文論述的基於互感變化的硅加計對于填補國內硅加白,增強武器的突防能力,提高慣導系統的精確性是非常要的,同為開發大程加計提供了新的技術途徑。
  4. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文通過試驗研究與理論分析對旋流式豎井泄洪洞應用於高水頭、大泄流情況存在的一些水力學問題進行了研究和探討,取得以下主要成果:一、結合小灣工程導流洞改建,對高水頭( 252m ) 、大泄流( 1400m ~ 3 s )條件下旋流式豎井中的水流運動特徵進行了比較全面的測,包括腔形態、徑向流分佈及井壁壓強等;二、提出了豎井腔段螺旋水流水力計算方法,其計算結果與實測值吻合良好;三、利用試驗與計算結果,對旋流式豎井的消能機理進行了探討,對豎井各部分的消能能力有了總體認識;四、對豎井下部消力井的合理井深進行了優化試驗研究,發現消力井合理深為0 . 9d左右;五、通過試驗研究,歸納出豎井水流總摻氣估算方法,為導流洞排氣方案的設計提供了參考依據;六、在高水頭、大流條件下,豎井腔段下部流很高,盡管水流螺旋運動引起的離心力可以確保井壁壓強保持正壓,但化數依然較低,因此豎井的蝕始終是工程界關注的大問題。
  5. Airborne gravimetry which is discussed in this paper denote scalar airborne gravimetry only. in order to estimate the accuracy of airborne gravity measurements, the tracks of an airborne gravity survery are generally planed to join each other

    依據測值的類型不同,它可以分為航力測和航力測兩類,前者用以測定力加的大小,後者不僅測定力的大小,而且同測定力的方向。
  6. To analyze some key technologies of optical network relative with rwa in detail, such as transmission, switching and internetworking ; to emphasize on the research of function, fabric and performance of optical cross - connection ; to carry out numerical simulations for crosstalk introduced by optical cross connect and to present measurements for suppressing it such as doubly filtering, fixing optimum decision threshold and appropriately choosing the number of multiplexed wavelengths ; 3. to research the fundamental principle and some problems relative with rwa, including the type of optical network, the type of traffic, the type of service, the survivability of optical network ; to classify and compare rwa algorithms and particularly research some dynamic rwa algorithms ; 4. to present reserved light - path and classify network resource such as used, unused and reserved status, to emulate establishment of all - optical connection in optical network through modified rwa algorithm and show effectively reducing setup time of all - optical connection utilizing reserved light - path ; to research rwa algorithms of multi - fiber network, to present new link weight functions dependent on node degree, unused fiber ( s ) per wavelength - layer and routing policies, to perform emulation of rwa based wavelength layer graph applying new link weight functions and show them make algorithms better performance and network lower blocking rate ; 5

    詳細分析了與rwa相關的光網路關鍵技術,包括傳輸、交換、組網等,點研究了光交叉連接的功能和結構、性能,對其引入的串擾進行了詳細分析,選擇恰當的器件參數進行了數值模擬,並提出了抑制措施(如雙濾波、優化判決門限、選擇恰當的復用波長數) ; 3 .研究了光網路的r認叭的基本原理、與r認叭的幾個相關問題(光網路類型、業務類型、流類型、光網路生存性) 、 r認人演算法的分類和比較,具體研究了幾種動態r場人演算法; 4 .研究了以全光連接建立間為優化目標的r認認演算法,提出預置光路的概念,對網路資源進行狀態分類(佔用、未佔用、預置) ,利用改進的r認叭演算法模擬,預置光路可為部分新到的連接請求快建立連接,從而提高網路性能;研究了以多光纖網路連接阻塞率為優化目標的r認城演算法,提出了以節點數、每個波長分層的閑光纖數以及路由策略決定的幾種鏈路權函數,利用基於波長分層圖模型的并行r場人演算法模擬,利用新的鏈路權函數使得演算法具有更優的性能,使網路具有更低的連接阻塞率。
  7. In the educational revolution ii, the objectives of reading teaching in chinese are to improve students " interests " in reading ; to guide students to read more excellent articles outside class ; to train students to learn how to compare, to analyze, to synthesize, to conclude, to doubt, and etc. based on the ability of reading modern articles, students can improve their cultural accomplishment and souls

    在信息化代,閱讀更是前增長,有效加快學生獲取信息的,提高閱讀的能力,比任何候都顯得尤為要。在二期課改中,有關語文閱讀教學的目標是:提高閱讀興趣、擴大課外閱讀、培養比較、分析、綜合、歸納、質疑等獨立閱讀現代文的能力,從而陶冶情操,提高文化修養。
  8. The article illuminates mainly two segments color - separation model based on three dimensions, gives a model conception on a knowledge base of unification technology and analyse and design digital prepress system from the whole on the problem of systemic requirement analysis. second, the article brings forward new data compress method based on memory stream and sets up new data structure to realize undo and redo methods based on analyzing all kinds of datas referred to on systemic based construction. because printing and dyeing cad system deals with many arithmetics on graphics ans image and production technics, the article illuminates vector conception, expatiates gray graphic vectorization and brings forward to graphic component ' s conception to enhangce the systemic stability and manipulating speed and improve graphic transmission

    在印染cad系統的需求分析問題中,結合目前印染行業的發展和實際cad系統的整體構架,著闡述了基於三維間的二段法分色模型,提出了一體化工藝知識庫這個模型的概念,對數字印前系統做了整體的分析、設計在系統的底層架構問題上,著分析了cad系統涉及到的各類數據,提出一種新型的基於內存流的數據壓縮方法,同設計了自己的數據結構,用以實現系統的undo 、 redo操作,由於整個系統涉及眾多的圖形圖像演算法和實際工藝,為了提高系統的穩定性和操作,以及增強圖像的網路傳輸功能,在部分演算法中採用了矢的概念,著講解了灰圖像矢化,並且提出了圖像組件這一嶄新的概念。
  9. In the absence of air the speed of the body depends only on the time of the fall, and does not depend on the body ' s weight

    在沒有氣的情況下,物體的只取決于下落的間而不取決於物體的
  10. A fast and real - time algorithm to obtain some vectors of the projection matrix is proposed in this dissertation to solve the conflict of time cost by matrix obtainment and memory occupied by matrix, and speed the iterative algorithm

    作者根據扇形掃描幾何的對稱性和疊性,提出了一種快獲取投影矩陣分的方法,較好地解決了獲取投影矩陣所需和存放其所佔內存間的矛盾,提高了迭代建演算法的
  11. Optimum design for construction management by limiting the period of survey, drilling, loading and exploding, ventilating and transporting is intensively studied and the applicability of boosting the speed of construction by well organization of space, manpower and machine is fully illustrated

    論文點闡述了通過縮短測劃線、鉆眼、裝藥爆破、通風排煙、裝碴運輸作業間,達到快施工組織設計優化的目的,說明了採用鉆爆法施工充分利用隧道間,合理配備人力、機械,隧道開挖施工進得到提高的可行性。
  12. By simulating mathematically on frequency and on space, we can find the average speed of space field and the average speed of frequency field that is weighted by amplitude, and analyse their relation, and analyse the meaning of space speed variance x and frequency speed variance v. in the fourth part, how to ensure the height of cloud is introduced, and basing on the theory of wind field continuity, the height updating quality controlling is introduced. in the fifth part, the system of cloud wind is introduced, we tracked cloud - motion of consecutive satellite images with one - minute interval by the 1 - d fourier analysis technique and the two - dim fourier analysis technique and the fft analysis technique, and dispose them with quality controlling. in the sixth part, we summarized our research and put up with shortages of this article

    模擬模塊內各點的線性變化,得到間域平均以及頻率域以振幅為權的平均,分析了間域平均和頻率域以振幅為權的平均的關系,並揭示間域的平均的標準差_ x和頻率域的振幅為權的平均的標準差_ v的意義,以及它們之間的關系;第四章介紹了雲跡風系統的高指定以及風矢高的劃分,並根據風場連續性原理,介紹了高調整法的質控制;第五章介紹導風系統的流程,選擇了三個刻的ir雲圖,分別用一維傅立葉相位法、二維傅立葉相位法和快傅立葉演算法計算一個風場個例,並對所得風場進行質控制,並給出風場圖;第六章進行研究總結,指出不足和有待于進一步研究之處。
  13. This paper takes the formation and evolution of zhongyuan urban agglomeration as research object, adopts the research methods of quantity, sets out from history angle, analyzes the evolution of transport network and transportation linkage of zhongyuan urban agglomeration area, and analyzes these effect in the process of the formation and evolution of zhongyuan urban agglomeration, and analyzes effect of transport network on enactment of development strategy of zhongyuan urban agglomeration area, aiming at offer help for faster development of zhongyuan urban agglomeration area

    本文以中原城市群形成演化為實證研究對象,對建國以來中原城市群地區交通線網的擴展、交通運輸聯系通過從定的角、按照間發展的過程進行分析,探討了交通線網的擴展、交通運輸聯系在城市群形成過程中的影響作用,並對交通線路對城市群間發展戰略制定的影響作用進行了分析,以期為中原城市群快發展提供有益啟示,促進中原崛起,以響應國家實施中部崛起的大戰略。
  14. Taking some tubular air pre - heater used in one boiler whose capacity is 130 t / h as an example, new blue print with inner trachea is completed by means of computer program. several key design variables may be changed, such as diameter of pipe and velocity of flow of gas. these cases have been considered, and their results have also been compared with each other

    比較了幾個要的設計變,如外管徑、煙氣流等參數變化,總傳熱系數和預器本體管子總,阻力損失以及最低管壁溫等幾個要設計結果的變化趨勢,對內螺紋管氣預熱器的設計具有借鑒意義;其間還分析了內螺紋管與光管在設計的不同之處;最後,初步分析了內螺紋管的優化設計問題,提出了一些建議。
  15. Pmt enjoy following advantages over traditional five - coordinates nc machine tools : high stiffness weight ratio, high feed speed, high environmental suitability, high additional technology value etc. but it also has shortcomings such as small workspace, limited area for backhaul movement, complex of moving control and difficult for precision compensation

    與傳統機床相比,並聯機床具有剛比大、響應快、環境適應性強和技術附加值高等優點,但它又同有運動范圍(工作間)小的缺點,特別是回程運動范圍有限,驅動控制復雜和難以進行準確的精補償。
  16. It is shown that when the exit area of secondary nozzle and the fuel / oxidizer ratio is fixed, the increase of mass flow rate of secondary flow lead to the decrease of velocity of mixed flow, and increase of total mass flow rate. the synthetical result of these two phenomenon cause the increase of thrust of rocket ejector, but the increasing magnitude is relatively small, indicating that these is no necessary to claim large bypass ratio in rocket ejector design. in the comparison between two configurations, the typical one has better performance, indicating the importance of pressure ratio

    結果表明:在固定二次噴管出口面積和氧燃比的條件下,二次流(引射氣流)流的增加引起混合氣體出口的下降和總流的增加,二者綜合作用使發動機推力增加,但增幅不大,表明在設計發動機結構和工作參數,不必過分追求大的引射系數;兩種結構的性能對比分析表明了增壓比對引射火箭性能的提高具有要意義;對引射火箭的熱力循環分析同樣表明,增壓比對于提高發動機性能非常關鍵。
  17. Spacecrafts are working in the space environment, which is full of sorts of physical mediums. and these mediums will impact on the altitude movement of spacecraft. spacecraft attitude control during propulsive maneuvers is complicated due to several factors as listed below : ( i ) nonlinear dynamics with time delays, ( ii ) modeling and parameter uncertainties, ( iii ) flexible modes due to fuel sloshing and appendages, ( vi ) constraints on propulsive force and torque inputs, ( v ) constraints on acceptable angular rates and attitude, ( iv ) autonomous reconfiguration requirements under failure conditions

    飛行器是在一定的間環境中飛行,而間環境中充滿著各種物理介質,對飛行器的姿態運動產生不同程的影響,所以間飛行器的姿態控制相當復雜,它受到如下因素的制約: ( ? )帶延的非線性動態特性( ? )模型和參數的不確定性( ? )燃料的激蕩性以及燃料消耗所引起飛行器的質變化( ? )推力和輸入力矩的約束性( ? )額定角約束和姿態約束( ? )在故障發生的情況下自動新配置的必要性。
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