直線穩定性 的英文怎麼說

中文拼音 [zhíxiànwěndìngxìng]
直線穩定性 英文
straight line stability
  • : 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...
  • : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • 直線 : 1. (不彎曲的線) straight line2. (急劇的) steep; sharp
  • 穩定性 : antiwhip
  • 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
  1. Sxm11p straight line beveling machine is the latest develop new style of beveling machine from suntech. it specialty adopt beveling wheel, it can whole progress and can lifting intergrally, it compare to traditional front beam or back beam s lifting, it have more pithiness structure. more better stability, higher grinding precision s characteristic. at present this technique was apply country patent. this machine have high automatizationg, set the grinding paramenter into the interface of the human - machine, the machine can automatic to adjust, realize the glass fine grinding, polishing can be automatic processing in one time

    Sxm11p斜邊機是億海公司最新開發研製的新型斜邊機,它的特點是採用了斜邊磨頭,即可整體進給,又可整體升降的新技術,與傳統的前梁或後梁升降技術相比,具有結構更簡單,更好,磨削精度更高的特點,目前該技術已申請國家專利,該機自動化程度高,只要在人機界面上設有關的磨削參數,機器便可自動進行調整,實現對玻璃精磨拋光等的一次自動加工。
  2. Traveling cranes, drying furnaces, transformer wiring facilities, transformer automatic inspection machines, pressure meters, insulation resistance meters, ac dc stabilized power sources, memory high coder brightness meters, light meters, film thickness meters, noise meters, hand thermometers

    起重機,乾燥爐,變壓器卷設備,變壓器自動檢查機,耐壓計,絕緣電阻計,交流電源,內存快速編碼器亮度計,光度計,膜厚計,噪音計,手指尖溫度計
  3. 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,從地下空間靜力結構分析角度出發,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,探索了地下空間圍巖與高層或多層建築物地基基礎之間的相互影響,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圖、位移分布圖( ux 、 uy )以及應力等值色譜圖( _ 1 、 _ 2 、 _ ( xy ) )等; ( 2 )相同狀態下不同水平與垂的應力_ 1 、 _ 2和_ ( xy )對比分佈曲; ( 3 )不同狀態下相同水平或垂的應力_ 1 、 _ 2和_ ( xy )的對比分佈曲等,為今後在對地下空間的開發利用以及在高層建築物地下開挖硐室時的工程設計和工程施工提供參考依據。
  4. The nonlinear electromagnetic force may cause the large oscillations of the rotor in some parameter regions. thus, the studies on the properties of the nonlinear dynamics and the stability for the rotor - ambs system play an important role in the engineering

    力的作用使轉子在某些參數域中產生相當大的振動,因此分析該類系統的非振動特是電磁軸承-轉子動力學研究的重要課題。
  5. Adopt transfiequency motor to control speed, processing speed fast and high processing efficiency ; adopt double straight line rolling glide and double ball screw rod transmission system guarantee the processing size s veracity and stability. upper chamfer angle can automatic rise and fall so its have easy handling, compact structure the minimum width of the glass can be 127mm

    加工速度快,效率高雙導軌和雙絲桿傳動系統確保了加工尺寸的準確,上倒角自動升降的先進,使其具備操作方便結構簡潔等特點。
  6. 8b / 10b encoding adapt the characteristic of fiber channel very well, it has been used in high - speed fiber transmission broadly. it avoids the appearance of continuous “ 1 ”, “ 0 ”, offers plenty of bit synchronization time information, enhances the stability of output light signal, reduces interference between signals and offers proper redundancy to check error through transmission

    它避免了連「 1 」 、連「 0 」碼的出現,提供了豐富的位同步時信息,減少了流基漂移,提高了光輸出功率的,減少了高低頻分量,改善了信號間的串擾,提供了適當的冗餘,便於檢測系統傳輸中帶來的錯誤。
  7. Lifting and lowering of the pringting arm of this machine is vertical, therefore, in case of half - tone printing, presence of screen wire and consistency of aberration are improved ; in case of spot printing, stability and uniformity of inking are enhanced ; fine adjustment and lock of the worktable is independent of each other, so positioning error caused by lock of the worktable can be controlled ; height and pressure of the printing blade and ink - returning blade can be stepless - regulated separately, which improver printing quality and service life of half - tone ; printing travel and half - tone fixing mechanism can be fast adjusted, which is suitable for printing area with different size

    本機印刷大臂升降為垂升隆式,網版印刷時網表現率為色差一致得到提高,實地版印刷的施墨及均勻得以加強;工作臺微調與鎖緊獨立,因工作臺鎖緊而帶來的位誤差得以控制;印刷刀、回墨刀高度及壓力均可單獨無級調節,提高了印刷質量和網版的使用壽命,印刷行程和網版固機構大小可快速調節,方便不同規格的印刷面積。
  8. The problems of robust stability for a class of lurie direct or indirect systems with time - delay and norm - bounded uncertainties are discussed using delay dependent method. method of linear matrix inequality is adopted to resolve the problems. comparing with the other sufficient conditions, the maximum delay obtained in this paper is less conservative

    2 .針對具有范數有界不確參數的lur記時滯系統,分別給出了lurie接型系統時滯相關的魯棒絕對條件和化控制器以及lurie間接型系統時滯相關的魯棒絕對條件,結論均採用矩陣不等式的形式給出,通過和最近的其他充分方法比較最大的時滯界,表明本文方法大大減少了保守
  9. Based on differential geometric theory, a novel nonlinear modulation strategy for multi - iii infeed hvdc systems to enhance the transient stability of ac system in the presence of large disturbances is presented in this paper

    針對大擾動情形,提出了一種用於改善多機交流混合電力系統(有多條路落點于其中)暫態的非調制策略。
  10. With the help of the theoretical equation of rolling and the energy criterion of mechanical vibration, and on the base of full consideration of roll gap nonlinearity during vibration, this paper suggests an approach to analyse the stability of self - excited vertical vibraiton of high speed cold strip mills by numerical method

    摘要本文在充分考慮軋機垂振動過程中輥縫非的基礎上,利用軋制理論方程和機械振動理論中的能量判據,給出了更精確的分析高速冷軋機垂自激振動的數值計算方法。
  11. In this paper, based on the analysis of the rlem of theory foundation, computing method, preference, applicability, etc, we anatomized the rlem of three self - deficiencies and six scarcities. moreover, we adopted the parallel ways of contrasting the rlem with the fem and applied it to analyzing the impact of slide block of elasticity and plasticity, slip surface of coefficient and slip bed of elasticity, plasticity upon the stability of slope and in the plain linearity slope, the plain refracted line slope and the plain arc slope. in addition, we discussed the warp of between the lem of ( sarma, janbu, order, bishop, morgenstera - price, etc ) and the fem of result and the distributing of positive stress and shear stress on the slip surface

    本文從剖析剛體極限平衡法的理論基礎、計算方法、參數選取、適用條件等方面入手,剖析了剛體極限平衡方法的3點自身缺陷和6點不足,並在此基礎上採用了剛體極限平衡法(平面滑動破壞法、 sarma法、傳遞系數法、普遍條分法、 janbu法、 bishop法、 morgenstern - price法)與大型有限元法對比研究的方法,分析研究了平面型滑坡、平面折型滑坡、平面圓弧型滑坡在漸進破壞中邊坡的滑體彈塑參數、滑麵塑參數) 、滑床的彈塑、以及極限平衡法無法考慮開挖應力釋放等因素對邊坡的影響與滑動面上的正應力、剪應力分佈規律、安全系數的解答的差異。
  12. A method based on the application of an injection process analysis software is introduced in this article, which optimize injection process through changing the design of fuel - injection pump cam. a model of 1115 single cylinder direct injection diesel engine is used as an example. with the help of pre - journey optimization, increasing cam lift and using tangent - function can make the matching of the injection system with the diesel more reasonable. without changing fuel pump installing size, it can enhance injection rate and injection pressure and improve the diesel operating stability in low speed condition

    本文以國產1115型單缸噴柴油機為例,介紹一種應用噴油過程分析軟體改進噴油泵凸輪設計的方法,通過增大噴油泵凸輪升程、採用切函數凸輪並優化預行程的方式,在不改變噴油泵安裝尺寸的前提下,可提高噴油壓力和噴油速率,改善柴油機低速工作,使噴油系統與柴油機匹配更合理。
  13. Expressions in three kinds of perfectly matched layer ( pml ) absorbing boundary conditions is also given. second, the numerical theories of the auxiliary fields fdtd method is studied, including the stability of the differential equations and the numerical dispersive relationship. the stability of two kinds of differential formulations and three kinds of pml is compared, using a straight method depending on the pmax - t graph

    更進一步,研究了輔助場fdtd方法的數值理論,對其微分方程、差代方程的進行了分析,比較了有耗媒質中的兩種差分格式和三種理想匹配層中的差分格式的,提出了一種通過p _ ( max ) - t曲並求出條件的觀方法,並導出了該方法的色散關系式。
  14. It takes one hour to get the factory from cbd, beijing city. it covers an area of 20, 000 square meters and workshops occupy 13, 000 square meters. the all - sealed workshops provide a clean environment for manufacturing, the safety detective equipment and strict quality control system ensures reliability and sanitation standards of products

    工廠全封閉的生產車間確保了生產環境的清潔衛生,配套的生產設備匯集了當今所有軟填充玩具的專用機械,形成從自動沖壓下料,縫紉製作,氣壓訂眼至機械填充,已初步形成了以流水作業方式為主的準機械化生產形式,確保了產品造型的一致和產品質量的
  15. Finally, a feedback control system of neural network was designed and a special learning method was produced to train the neural network which was applied in the non - linear model of semi - active suspension. the result of test showed ride comfort and handling was improved preferably after the control, and the semi - active suspension system harmonized the vehicle performance with the controller

    最後,設計了神經網路反饋控制系統,採用一種特殊學習(接學習)方法對其進行訓練,並將其應用於半主動懸架非模型的模擬驗證,通過對多種路面激勵輸入條件下的模擬分析表明:該神經網路反饋控制系統可以較好地提高車輛的乘坐舒適和操縱,採用這種神經網路反饋控制的半主動懸架,可以較好地協調車輛能。
  16. Because ac losses of high temperature superconducting ( hts ) tapes and coils have direct affects on the stability of hts apparatus, the investigation of ac losses of hts tapes and coils has always been one of the most important research branches of hts application

    由於高溫超導帶材及圈的交流損耗接關繫到高溫超導裝置的運行成本及,所以,對高溫超導帶材及圈交流損耗的研究,一高溫超導電力應用研究的最重要內容之一。
  17. In the course of modeling, we present multi - step generalized gradient method and multi - stage curve fitting technique, prove convergence of multi - step generalized gradient method by using differential equation stable theory, analyze the error of multi - stage curve fitting technique by using inner space, creat knowledge base of water network system by using the maximum subordinate principle of and near - select principle of pattern recognition. at last we make the optimal running scheme of water network system based on heuristic search technique of artificial intelligence and global feedback immediate coordination method of large scale system theory

    在建立系統模型的過程中,提出了多步廣義梯度法和多層曲擬合的建模方法,並用微分方程理論證明了多步廣度梯度法收斂,用內積空間的有關知識對多層曲擬合進行誤差分析;應用模糊數學中的最大隸屬度原則和模糊識別中的擇近原則和人工智慧中狀態空間表示法建立注水系統的知識庫;用人工智慧中的啟發式搜索技術和大系統理論中的具有全局反饋的接協調法制注水系統的優化運行方案。
  18. The traditional methods are to solve the linear algebra equations directly, based on matrix factorization such as lu decomposition. with this kind of methods, the " true " solution can be derived if there is no consideration of the round error

    代數方程組的傳統方法是利用lu分解等接求解,雖然傳統方法具有理論上接得到真解的優點,但當系數矩陣條件數很大時,存在嚴重的問題。
  19. Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail

    針對上面提到的接轉矩控制的缺陷和未來接轉矩控制技術發展方向,本論文重點做了以下幾個方面的工作,目的在於提高dtc系統的綜合能: ( 1 )提出一種新型的速度磁鏈觀測器,新型的速度磁鏈觀測器採用自適應閉環磁鏈觀測器代替傳統的積分器從而提高磁鏈觀測的精度,並且根據popov超理論推導出轉速的新型自適應收斂律; ( 2 )改善系統的低速運行能,主要從提高低速時對子磁鏈的估計精度入手,提出了一種提高子磁鏈觀測精度的新思路? ?利用基於bp網路增廣pidbp學習演算法來實時在地修正子電阻參數; ( 3 )採用數字信號處理器dsp實現系統全數字化硬體控制,結合ti公司生產的tms320lf2407晶元,設計了接轉矩控制系統的實驗裝置; ( 4 )提出了基於sercos總網路化分散式的接轉矩控制系統, sercos ( serialrealtimecommunicationsystem )是目前最適合同步和協調控制的串列實時通信協議; ( 5 )基本勾勒出整個控制系統的硬體和軟體設計基本框架,詳細描述一些實驗中的具體的細節問題。
  20. On the basis of producing the mathematical model of calculating the induced currents on the passive feedback coils, the distribution and variation of the induced currents and the eddy currents magnetic field are given by numerical calculation. these conclusions are necessary to study the vertical unstability of plasma and design the coils

    在建立求解被動導電板感應電流數學模型的基礎上,通過數值計算,給出了感應電流的分佈和變化情況,同時對渦流磁場的分佈和變化也給出詳細的計算結果,這些結論對研究等離子體垂圈的設計是必需的。
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