閉跡 的英文怎麼說

中文拼音 []
閉跡 英文
closed trail
  • : Ⅰ動詞1. (關; 合) close; shut 2. (堵塞不通) block up; obstruct; stop up Ⅱ名詞(姓氏) a surname
  • : 名詞1 (留下的印子; 痕跡) mark; trace 2 (前人遺留的建築或器物等) remains; ruins; vestige 3 (...
  1. We put forward an algorithm for self - discrimination of island relation and an automatic intersected method of the region machining unit, which can judge the relationship among any plane obturate contour line effectively and swiftly. we also study the tool path generation technology of two - dimensional machining, basso - relievo machining, three - dimensional lifting - pen machining. meanwhile, we put forward an optimize approach of tool path, which improve the efficiency of engraving

    研究了圖像的刀具路徑生成技術與軌規劃問題,提出了基於射線的島嶼關系自動判斷和區域加工單元的自動分割方法,有效、快速地判斷了平面任意封輪廓線之間的關系,研究了平面任意區域填充加工、浮雕加工、三維提筆加工的刀具路徑生成的技術,提出了刀具路徑優化方法,提高了雕刻加工的質量和效率。
  2. In the research, a set of simulation equipment is developed to examine the drivers " static and dynamic fatigue. recur to the apparatus, contrast and control experiment are made among different ages, workload intension and workload factors group. the endings summarize as following : ( 1 ) driving sensation fatigue investigation ( investigation of psychological and physiologic index and contrast investigation of fatigue ) ; continuous driving load and discrete driving load investigation of fatigue

    ? ?門)駕駛疲勞平衡穩定性是通過在力檢測臺上描繪人體重心軌的方法,提出檢測駕駛員疲勞平衡穩定指數,在不同狀態下(傾斜度15 30 『以及目等狀態下)對不同負荷、不同年齡分別進行測試,建立駕駛疲勞客觀測試評價體系; n )經實驗室研究與現場調查,通過對駕駛疲勞與駕駛時間、駕駛速度等關系的研究,提出了不同年齡、不同條件下的最大連續安全駕駛時間標準,日駕駛時間標準,最大安全行車速度標準等。
  3. Orbit non - friction ball valve is a new type of valve and realizes non - friction switching and metal pressurization of the valve by cam mechanism. this paper researches the design of orbit non - friction ball valve mechanism and its computer aided design. the main work and the result are as follows : the author puts forward the kinetic analysis method of orbit non - friction ball valve, analyses the track and motion space of the conglobulation for switching etc, and brings forward rule of its configuration design, designs its assembling body and all the part

    本論文對軌道式無摩擦球閥機構設計及計算機輔助設計系統進行了研究,取得了以下幾方面的成果:提出了軌道式無摩擦球閥的運動和動力分析方法,完成了球閥啟運動軌、球體運動空間以及主要零部件的受力等分析,進一步提出了球閥結構設計的準則,完成了球閥裝配件及所有零部件圖的設計。
  4. To the credit of the traditional good sense of the paris “ cit ” be it said that the majority of the spectators directed their steps towards the bonfire, which was entirely seasonable, or the mystery, which was to be performed under roof and cover in the great hall of the palais de justice, and were unanimous in leaving the poor scantily decked may - pole to shiver alone under the january sky in the cemetery of the chapelle de braque

    不過,巴黎愛湊熱鬧的游閑之輩那種自古就有的見識真堪稱贊,群眾中絕大多數人都去看焰火,因為這正合時節;或者去觀看聖劇,因為是在司法宮大廳里演出,上有嚴嚴實實的屋頂,四面有緊的門窗;而那棵可憐的五月樹,花兒稀稀拉拉,看熱鬧的人都不願一顧,任憑它在一月寒天下,孤零零地在布拉克小教堂的墓地上顫抖。
  5. Observation of the on - off sequencing of characteristic spectral lines from tracer materials arranged in layers in, or surface patterns on, planar or spherical targets can provide a record of radial or lateral energy transport processes in laser - generated plasmas

    測量激光聚變靶產生的軟x射線時間變化連續譜的形狀,可以知道許多x射線產生過程的詳細動態記錄,這有助於理解實驗的熱學條件。觀察軌特徵譜線的合序列,能提供關于激光等離子體激發能量和滯后能量的傳輸過程記錄。
  6. The steady - state errors of current closed loop system with pi current regulator in stationary and synchronous frames are compared using complex vectors. also, the corrector of rotor displacement control is studied by the root locus method

    應用復合矢量概念,對比了靜止坐標系和同步旋轉坐標系pi電流調節器組成電流環系統的穩態誤差,並用根軌法對轉子位移控制系統的校正環節進行了研究。
  7. The synthetical results from pb + pb collisions at cern / sps energies show some evidences of the deconfined phase but can not make a determination

    Sps cern能區的b十b實驗的綜合結果有可能給出了退禁相變的些象,但還不能給出確定性的判據。
  8. I had to put the book down after reading a few pages about the adventures of miss black jade because i simply could not associate a beautiful maiden of the most delicate disposition with a name like black jade

    翻了幾頁關于「 black jade 」小姐的事之後,我實在讀不下去,不得不把譯本放下。像「 black jade 」這樣的名字,豈能與羞花月的孱弱女子相提並論!
  9. The exploitation and study of this system have got great success, compared with the ones of the same type, this system is more open and more easily used to merge with cad and cam, it runs stably, is convenient to be maintained and the interface is friendly and intuitional. its usage can be grasped quickly. according to the input information, it can automatically display different properties of nc codes in different colors, and zoom in or zoom out the figure of tool nose paths dynamically

    本系統的開發研究已取得實質性成果,與國內同類的數控系統相比,具有真正的開放性,易於實現與cad cam軟體集成,運行穩定,維護方便,界面友好直觀,易學易用,能根據輸入自動顯示不同顏色以區廣西大學頎士學趕文募于; m咖ss平臺肘開俠尤三劫肛前喊在系統開發研窮分代碼的屬性,能動態縮放顯示刀具軌圖形,此外,它有較好的多任務性和獨立性,能在加工時執行其它windows應用程序而不影響加工,控制器甚至能在pc端操作系統關時繼續完成加工,可用軟體控制面板或硬體操作面板兩種方式操縱機床。
  10. For example, the administratively monopolized access regulation that caused the upper section ( railway network operation ) and lower section ( the transportation businesses ) integrated ; the relatively closed investment mechanism that at first mainly depended on government allocation, then mainly relied on railway ' s building fund ; the price regulation that controls the right of price setting strictly and keeps a low price level for a long time ; the income distribution regulation that with its income and expense carried out in two separate ways ; finally, the regulation framework that with the roles wrongly arranged and with inadequate supervision and lagged legislation

    由此可以看出,我國鐵路規制體制的計劃經濟痕非常明顯:在進入上,實行「上下一體」的行政性壟斷;在投資上,實行先以國家為主而後以鐵路建設基金為主的相對封的投資體制;在運價上,國家嚴格控制定價權,並長期以來保持低價位;在收益分配上,實行收支兩條線的清算制度;最後,在規制的組織架構方面,不僅角色錯位,而且缺乏監督,立法滯后。
  11. Chaos in three typical topology power electronic converters with a close loop controller is studied. the discrete iterative model is established and analyzed for the chaos in close loop boost converter working in discontinuous conduct mode. the tracking control method is used to control chaos of this converter, simulation results show its effectiveness

    研究了三種典型拓撲結構的電力電子變換器環工作時的混沌現象,針對工作在電流斷續模式( dcm )下的boost變換器中的混沌現象,分析了其數學模型,並採用軌跟蹤控制方法進行了控制,模擬結果表明了該方法的有效性。
  12. Shemsen closed his eyes, remembering how peshhet, trailing his own blood and gore, had come between him and death

    舍姆森上了眼睛,他又回想起了派什海特拖著一條由鮮血繪制的軌,擋在了自己和死神之間。
  13. Especially in the modern society, the external and internal environment of business has become more complicated. under this circumstance, some multinational companies such as enron and world com bankrupted because of problems in business operation and finance. and it is important to set up and perfect company management structure. therefore, it is significant to find some efficient measures to develop the function of internal auditing

    特別是在世界經濟趨向一體化、企業所面臨的內外環境日益復雜、安然、世界通訊等一大批跨國公司因經營問題、財務問題相繼破產、倒的當今社會,建立和完善公司的治理結構、建立、健全公司的現代企業制度的呼聲再次高漲,此時,認真審視和深入研究作為現代企業制度與公司治理結構重要組成部分的內部審計的功能發展軌,尋求充分發揮我國內部審計功能的合理對策,有著極其重要的現實意義與理論意義。
  14. In this dissertation, the development survey, research actualities and application prospect of vamt are introduced at first, and the models of kinematics, dynamics and linear motor servo are analyzed then. currently the dynamics model is complex or established mechanically, which restricts the study of control theories. thus this dissertation present a simple and easy - realized control idea, namely, the fore and torque of every leg determined by the inverse - solution of mechanics are regarded as changeable load force ( disturbance ) applied in motor, the elongation of the leg or displacement of sliding is regarded as the output of linear servo system

    本文首先介紹了虛擬軸機床的發展概況、研究現狀和應用前景,然後對其運動學、動力學、直線伺服系統模型進行分析,針對目前動力學模型過于復雜或完全從機構學角度建立不便於控制的問題,提出了簡單、易於實現的控制思想,即將虛擬軸機床的動力學方程反解所確定的各桿受力(矩)視為電機的可變負載力,以桿長伸縮量或滑塊位移為伺服系統輸出,從此構成位置壞,實現軌跟蹤控制。
  15. We first present the decomposition of finite rank operators and trace class operators in a weakly closed nest algebra algn - module. secondly, the same question for finite rank operators in the preanm ' hilator of an atomic boolean lattice algebra is considered. ( 6 ) let n be a nest on a hilbert space h. and u be any weakly closed algn - module

    在第三章中,我們首先討論了弱套代數模中的有限秩運算元和類運算元的「保范數可加性分解」問題,然後研究了原子boolean格代數的預零化子中的有限秩運算元,得到( 6 )設n是hilbert空間h中的一個套, u是任一弱algn -模。
  16. Appointment at least two working days in advance will be necessary for viewing closed stack library collection, research and photos archives

    如要使用參考圖書館內的架圖書、古及照片檔案,有關人士必須在至少兩個工作天前預約申請。
  17. The off - line program system based on cad / cam for dispensing robot is designed on the computer. in the module of trajectory planning, preliminary discussion is done about the shortest loop path and an algorithm of solving this problem is provided ; in the module of back procedure, dda ( digital differential analyzer ) is adopted in line, circle and ellipse interpolation. at last the protocol transferring program data to robot from off - line system is analyzed

    在離線編程的系統的設計中,實現了cad的建模、點膠軌的程序示教、工藝參數編輯、軌規劃、後置處理等功能,並在規劃模塊中針對平面內不規則排列點進行點膠的軌規劃進行了初步探討,採用圖論的方法,給出滿足實際要求且演算法復雜度較小的最短合迴路的程序演算法;在離線編程系統的後置處理模塊中,介紹了直線、圓弧、橢圓弧的dda插補方法以及脈沖分配不均勻的改進方法;最後對通信協議的制定進行了分析。
  18. The optimization of fiber placement paths for composite around - parts is studied, and a triangle algorithm is presented which is easy to implement and can be used for the path generation of free form surface - parts. tow width control and shaping error control are also studied

    4 .提出了用於封殼體構件的纖維鋪放軌規劃的三角形法,具有通用性強、計算簡便的特點;並討論了纖維鋪放的成形精度與絲寬控制方法。
  19. The algorithm of strapdown inertial navigation system is also discussed and then use the flight - track generator to give a simulation, since a closed loop feedback integrated navigation system is designed in this paper, and the output of the filter must feed back to the strapdown inertial navigation system, the analysis of the algorithm in strapdown inertial navigation system is important. the scheme to design the trajectory of gps and the simulation of gps constellation are then studied, the simulation of gps constellation is given from the calculation of vernal equinox base on the principle of celestial mechanics, this method of different from other methods given by other paper and is useful to the research of satellite navigation system. a new method to abstract noise modal in integrated navigation system is proved to be useful in practice, this method, which is given by use the principles of stochastic processes, statistics, time series analysis, and system identification, is suitable for the kalman filter in integrated navigation system

    如航產生器的設計,該航產生器是研究組合導航問題的前提,從國外一些研究組合導航系統的文獻中可以看出,設計這樣一個航產生器是非常必要的,所以本文自行設計了這樣一個系統;還討論了捷聯慣性導航系統中捷聯解算的方法,並進行了模擬研究,由於在本文設計的環反饋式組合導航系統中,對捷聯慣導系統的平臺誤差進行環控制,需要將濾波器輸出的校正量反饋到捷聯解算內部,所以必須對捷聯解算進行深入的研究和分析,更何況捷聯解算問題本身也是導航界的一個熱門研究課題;另外,本文還介紹了gps軌道及其星座模擬的設計思想和方案,與以往gps軌道和星座模擬不同的是本文從天體力學中計算春分點開始,逐步進行gps軌道及其星座模擬,這樣的設計方法對從事衛星導航的研究工作是有價值的;還對組合導航中誤差建模方法進行了研究,綜合運用隨機過程、概率統計、時序分析及系統辯識等方面的理論提出了一套適合組合導航卡爾曼濾波的誤差建模方法,並運用實際研究工作中的測量數據對該方法進行了驗證。
  20. Of course, the public is reminded to observe the usual hygiene standards. the measures that we have taken and the tests that we have conducted, and the results, show that in hong kong we have one of the best and thorough surveillance systems covering not just imported birds but also the arrangements in our markets, and the public can rest assured that this surveillance system will enable us to detect any problems as soon as they arise so that we can take the necessary measures

    不過,我亦想再次強調目前是並無任何象顯示現在,即是剛才我所謂H 5 N 1的禽流病毒,是會影響公眾的健康,但我們是不能夠掉以輕心,所以封這三個街?的雞檔是一個很重要的防範措施,而我們亦有信心經過清洗及消毒的措施之後,這些病毒是可以徹底清除的。
分享友人