直線加速度 的英文怎麼說

中文拼音 [zhíxiànjiā]
直線加速度 英文
acceleration; linear
  • : Ⅰ形容詞1 (成直線的; 硬挺的) straight; stiff 2 (跟地面垂直的; 從上到下的; 從前到后的) erect; v...
  • : 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
  • 直線 : 1. (不彎曲的線) straight line2. (急劇的) steep; sharp
  1. In section one, by using fice scheme and time - gcm, a model of trace gases and oh airglow affected by gravity wave is set up, then the propagation of nonlinear gravity wave and the effect on trace gases and oh airglow are analyzed. the result shows gravity wave excited by tropospause forcing can propagate stably to the mesosphere through the stratosphere so that energy and momentum can be transferred from one region to another. in this process, gravity wave undergoes growth, overturning, convection and breaking

    在第一部分的工作中,利用全隱歐拉格式和全球熱層-電離層-中間層-電動力學環流耦合模式( time - gcm ) ,對重力波的非性傳播及其在傳播過程中對中高層大氣中氧族和氫族成分和與之密切相關的oh氣輝輻射的影響進行了數值模擬,結果表明,從對流層向上傳播的重力波經歷了產生、發展、飽和、對流產生至破碎的非性演化,大氣的非等溫結構了重力波在中層頂區的破碎,重力波的非性傳播是小尺對流和湍流產生的一個重要的源。
  2. This paper introduces the radiographic examination procedure of the primary pump of 900mw nuclear power unit, including the requirement about the radiographic examination equipment such as the radiation sources, films, penetrameter, etc. ; the radiographic process when using the rectilinear accelerator, and the development & examination of radiographic files, defects examination and acceptance criteria, with the expectation that this introduction be useful for reference to the promotion of 1000mw nuclear power primary pump localization in china

    摘要介紹了嶺澳核電站主泵泵體製造過程中的射探傷工藝過程,包括對膠片、象質計及底片的要求、器透照工藝、底片沖洗及黑要求以及缺陷評定和驗收標準,以期對我國今後百萬千瓦級主泵泵體的國產化有所裨益。
  3. Linear voltage regulator

    直線加速度
  4. Seraphim engineering co., electronic component distributor solution provider - camera - accelerometer sensor

    幸賀股份有限公司,電子零件經銷解決方案提供. -相機-直線加速度
  5. Seraphim engineering co., electronic component distributor solution provider - computer - accelerometer sensor

    幸賀股份有限公司,電子零件經銷解決方案提供. -電腦-直線加速度
  6. Seraphim engineering co., electronic component distributor solution provider - mobile phone - accelerometer sensor

    幸賀股份有限公司,電子零件經銷解決方案提供. -手機-直線加速度
  7. Seraphim engineering co., electronic component distributor solution provider - medical care - accelerometer sensor

    幸賀股份有限公司,電子零件經銷解決方案提供. -醫療器材-直線加速度
  8. Seraphim engineering co., electronic component distributor solution provider - digital home - accelerometer sensor

    幸賀股份有限公司,電子零件經銷解決方案提供. -數位家庭-直線加速度
  9. 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時「人?車?路」系統的相互作用用拉普拉斯變換法進行了動力響應分析,得到了人的及路面對車的垂作用力隨時間的變化曲、人的最大瞬態振動值和路面對車的最大作用力,分析了車輛的行進方向、和載重,橋面沉降坡差和搭板長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。
  10. Because the different stiffness match of front and rear suspension is very influencing to the ride comfort, optimal model of ride comfort is developed, regarding the rms of driver ’ s acceleration as the objection, regarding the stiffness of front and back suspension as optimal variable, regarding quiet flexibility 、 dynamic flexibility 、 frequency and dynamic load as nonlinear constraints. by matlab program and using sqp, the optimal match of front and back suspension ’ s stiffness is achieved, this optimal model consider not only request of quiet 、 dynamic flexibility 、 frequency and damp, but also security of run and peace of road, it is closer to the fact than other models which only consider partial restriction

    由於前後懸架垂的不同匹配對汽車行駛平順性影響較大,論文建立以駕駛員垂的均方根值作為汽車行駛平順性優化目標值、以前後懸架垂作為優化變量的優化設計模型,並輔以靜撓、動撓、頻率、動載荷等非性約束,使用序列二次規劃法,利用matlab編制優化程序,求得前後懸架垂的最優匹配值;此優化模型不僅包含動靜撓及頻率和阻尼的限制,還考慮到汽車的行駛安全性和道路友好性,比文獻報道的只考慮部分約束的優化模型更切合實際情況。
  11. The cycloid function is used to generate the horizontal and vertical foot trajectory respectively, and a modified cycloid function is used to make the acceleration curve of the joint more smooth and successive, the trajectory and drive moment of each joint is calculated by simulation

    使用擺函數分別產生足的水平和垂方向的運動軌跡,用修正擺函數使其進一步平滑、連續,對各關節的運動軌跡和關節驅動力矩進行了模擬。
  12. Feedrate planning of continuous micro - line ' s start and end points are discussed, and the constraining conditions, including the machine ' s acceleration and deceleration capability, allowable error of corner machining, maximum acceleration and dynamical behavior of the machine, are established 。

    摘要針對連續小段高高精插補演算法中起始點和終止點的規劃,建立了包含機床性能、轉接處誤差控制、最大以及機床負載功率等的約束條件。
  13. First, the basic raster graphics algorithms for drawing 2d primitives are introduced, including edge coherence and the scan - line algorithm of triangle, brush algorithm of thick line ( and its improved method ) and midpoint circle and ellipse algorithm ; and the current situation of the advanced algorithms is also involved. second, the mapping of high level programming language to hardware description language is described, some principles of the conversion of algorithm to state machine are proposed also ; then, the implementation of basic graphics in hardware is discussed in detail, the state machines are drawn in the paper, and the interfaces of hardware are defined, block diagrams too, and the advanced algorithm of conic is proved ; finally, some issues about test are described, the results of simulation and synthesis are given in the last, and some detailed data are displayed in the appendix

    首先介紹了現有的基本圖形生成演算法,包括三角形邊相關掃描演算法,寬刷子演算法及其改進和圓形、橢圓的生成演算法,同時介紹了演算法的研究現狀;然後,討論了高級語言描述到硬體描述語言的映射,提出了演算法到狀態機抽象的規律;接著具體討論了基本圖形的硬體實現,給出了各演算法的狀態機圖,介面定義和實現框架,並且從理論角給出了二次曲演算法的證明:最後採用軟體工具進行測試驗證,給出了模擬、綜合實現的結果,並在附錄中有詳細的實驗結果數據。
  14. Then the complete simulink simulation model of soft cut - in system is established. what is more, an effective control strategy of soft cut - in unit that the cut - in rotate speed of wtg and scr phase - shifting rule should be adjusted in accordance with the rotate acceleration of rotor is put forward. on the basis that the simulation model is validated, the simulation and analysis of direct cut - in and soft cut - in process of wtg are carried out, which aims at supplying necessary referential material for the r & d of soft cut - in unit

    本文以軟並網裝置主電路的分析與設計?軟並網控制系統的建模與模擬分析?可控硅移相觸發軟並網控制電路的設計為主,首先進行了軟並網裝置主電路部分的分析與設計;然後建立了雙繞組風電機組的完整模擬模型,在對模型進行驗證的基礎上,提出了有效的風電機組軟並網控制策略,即機組並網轉與可控硅移相規律應隨電機轉子進行調節,並進行了風電機組接並網與軟並網過程的模擬分析,得出了相應的結論,為軟並網裝置的研製提供了必要的參考依據;最後設計了軟並網系統的可控硅移相觸發控制電路的硬體與軟體的實現方案,並提出了系統硬體與軟體的抗干擾措施,重點闡述了主要軟體模塊的實現方案。
  15. In the electrostatic force closed - loop plan, using the inertia mass of saw accelerometer as one board of the differential capacity, as it got the electrostatic force producer

    在靜電力平衡方案中,接利用saw計慣性質量作為差動式電容的一個極板,組成靜電力發生器,並利用脈寬調制反饋力方案解決了靜電力發生器非性的難題。
  16. We introduce principles and characteristics of different bunch length monitors for electron linac in this paper

    摘要對電子器束團長監測器進行了綜述。
  17. The direct drive mode based on the permanent magnet ( pm ) linear motor can be provided for the best performance of the electric discharge machining. it finishes the high speed and high acceleration cutting, and solves the difficult problem of manufacturing deep slot mould

    永磁電機的接驅動方式可賦予電火花機床優良的性能,能實現高和高工,解決了長期困擾電火花工業的深型腔工難的問題。
  18. The numerical results show that the horizontal variation of response acceleration of gravity retaining wall is quite small since its lateral rigidity is large enough, the response at a given height level can be considered as the same, the maximum accelerations at different heights on the central vertical line can describe the distribution of earthquake load along the wall height in static analysis very well

    數值結果顯示,重力式擋土結構剛很大,地震反應在水平方向差異很小,可看作是同步的,可取中心上各點最大來描述靜力法中地震作用沿高的變化規律。在沿墻高方向,分佈不是呈變化,比較復雜,總的變化趨勢大體一致。
  19. With the input of a vibration acceleration history of subway train, a full dynamic analysis of soil - pile - structure is carried out. the propagation of vibration wave on the ground and vibration responses of the huge platform and the storied buildings are analyzed. some conclusions are drawn as follows : ( 1 ) with the increase of the distance to the vibration source, vibration intensity of the ground decreases ; ( 2 ) the vibration intensity of the ground in vertical direction is slightly larger than that in horizontal direction ; ( 3 ) with the increase of the distance to the vibration source, the situation that the vibration intensity of each building in horizontal direction is maximum at highest and lowest story whereas minimum at the middle story changes gradually to that decreasing with the height of building ; ( 4 ) in vertical direction, the vibration velocities and accelerations at the end points of each story of a building are the nominal identical, which indicates that the vertical vibration of them is unanimous ; ( 5 ) the vibration intensity in vertical direction of a building is larger than that in horizontal direction ; ( 6 ) increasing of the elasticity of track is an effective way to abate vibration of ground and buildings

    本文以北京地鐵八王墳車輛段地上超大結構(車輛段大平臺及其上的小區樓房)及其地基基礎為研究對象,在研究和分析有關資料的基礎上,用快拉格朗日有限差分法軟體flac建立了二維數值分析模型,並以列車振動時程作為模型輸入,進行了地基?樁基礎?地上結構的整體動力學分析,分析了地鐵列車運行產生的振動在地面的傳播規律及其對地上結構的影響,得到了如下結論: ( 1 )隨著與地鐵路距離的增大,地面的振動強有減小的趨勢; ( 2 )地面豎方向的振動強較之水平方向的略大; ( 3 )隨著與振源距離的增大,在水平方向上,地上各幢樓房的振動強由底層和頂層的最大、中間層的最小逐漸過渡到沿樓層增高而減小; ( 4 )在豎方向上,每幢樓各層端點的振動完全相同,表明樓房各層在豎方向上的運動狀態一致; ( 5 )各幢樓房豎方向的振動強比水平方向的大; ( 6 )增軌道彈性是減輕地面和地上建築振動的有效途徑。
  20. The couplers of accelerator structures are important components of electron knear. the efficient delivery of power from rf sources to accelerator structures depends crucially on the coupler cavity. the input coupler cavity is to be well matched, that is to say, it must have proper coupiing. and it must be tuned to the synchronous frequency. in this way, we can obtain the maximum power. in the past, the decision of the coupler cavity dimensions is very difficult

    結構的輸入耦合腔是電子器的重要組成部分。功率從功率源輸送到管中,就依賴于輸入耦合腔。輸入耦合腔在整個結構中必須有良好的匹配即有恰當的耦合,還必須工作在諧振頻率。
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