環的自同構 的英文怎麼說

中文拼音 [huándetónggòu]
環的自同構 英文
automorphism of a ring
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  • : 4次方是 The fourth power of 2 is direction
  • : Ⅰ代詞(自己) self; oneself; one s own Ⅱ副詞(自然;當然) certainly; of course; naturally; willin...
  • : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
  1. From two different sides of external environment characters and the self - trait, a kind of catenulate development mode driven by great enterprises and other one represented by wintelism producing way have been presented. in addition, an ipo model and cycle - driving model, and platform & quasi module model have been referred, and a network - based cooperation modularization development model has been built to promote enterprises develop too. at last, as a case in point of the theoretical model, the author has introduced the process of citrus ferment dreg, and the preparing of processing equipment, and their appliance effect in a practice

    研究內容主要包括:從反映產業外部境和身特點兩個方面,提出了農產品加工龍頭企業驅動發展模式和以「溫特爾主義」生產方式為代表發展模式;建了農產品加工裝備產業層面、行業層面、產品研發製造層面ipo模型、循驅動模型和「平臺+準模塊」模型,在產品研發製造「平臺+準模塊」發展境引導下,建立了促進農產品加工裝備製造企業發展基於網路模塊化發展模型。
  2. This drilling adopts crank connecting link and walking beam percussion mechanism, which make the drilling possess two percussive functions, normal drilling takes connecting link impact as main mode, when encountering special situation and the connecting link impact can not drill, it can transform into hoisting impact, the stroke length can be modulated, it realizes automatic percussive drilling due to continuous operating of connecting link percussive mechanism, these can enhance drilling efficiency and relieve labor intensity ; it adopts pumping reverse circulation to drain slag, which not only resolves the drilling difficulty in special stratum such as pebble and gravel stratum and hard stratum, but also resolves the problem that the percussive drill ' s efficiency is low ; it adopts spur gear differential mechanism as double cylinders lazy tongs of main hoist, which not only ensures the balance state of drilling tool, but also reduces the mechanical design, and reduces the cost ; the bottom plate traveling motion of this drilling machine adopts walking type ; the drilling tower adopts hydraulic pressure uprising, and reduces the assistant operating time

    該鉆機採用曲柄連桿、游梁式沖擊機,使鉆機具有兩種沖擊功能;正常鉆進以連桿沖擊為主,遇到特殊情況,用連桿沖擊不能鉆進時,可轉為卷揚沖擊,沖程可調,因連桿沖擊機連續工作,所以實現了動沖擊鉆進,可提高鉆進效率,減輕勞動強度;採用泵吸反循方式排渣,既能有效解決卵礫石地層、堅硬地層等特殊地層鉆進困難,又很好地解決了沖擊鉆機效率低下問題;採用直齒圓柱齒輪差速機作為主卷揚雙筒步機,既保證了鉆具處于平衡狀態,又大大簡化了該機設計,降低了成本;該鉆機底盤行走移位採用步履式;鉆塔採用液壓起立,減少了輔助作業時間。
  3. Viewing from the global tectonics, the authors dynamically described the dialectical relationships between extensions and compressions in time special 4 - d, and pointed out the different tectonic deformation systems corresponding to different tectonic dynamical environments. considering the geological evolution of sichuan basin, from nine aspects, the authors proved that the tectonic dynamical environments of sichuan basin, after its formation, has experienced the early extension, middle transition and late compression environments. correspondingly, as the paper suggests, a considerable attention need to be paid to the comprehensive studies of the early extensional structures, middle inversion structures and the late compression structures of sichuan basin when analyzing its tectonics

    從全球造著眼,動態地從時間-空間四維闡述了拉張-擠壓造動力學辯證關系,指出了不造動力學境對應于不造變形系統。結合四川盆地地質演化歷程,從9個方面論證了四川盆地其形成以來,造動力學境曾經歷了早期拉張中期過渡晚期擠壓過程,相應地在對四川盆地進行造分析時,要注意早期伸展造中期反轉造晚期擠壓識別和綜合研究。
  4. The characters and requirement factors of knowledge workers are different from common staffs, so incentive strategy to knowledge workers must be based on their requirement factors. we should carry on the following strategies to incent those workers, such as helping them realize success, giving them more freedom, supply good enviornment support and constructing reasonable pay system

    知識型員工不於普通員工特徵導致其需求因素一般,而對知識型員工激勵策略設計必須建立在對其需求要素把握之上,即從協助知識型員工成長需要和成就動機實現、給予知識型員工更多主性、為知識型員工提供良好境支撐和建獨特合理薪酬體系等方面對知識型員工進行激勵。
  5. With this purpose, this paper researches the state of dometic and overseas seal technique ; uses other enterprise ' s successful experiments for reference ; combines the factory set ' s structural property, technics characteristic and the different request of medium leakage degree ; considers the respective strongpoints of floating ring seal, conical floating seal, suction labyrinth seal, inflator labyrinth seal, mechanical seal, dry gas seal ; finds out the optimum, dependable seal techinique fiting for each set on the base of entire analysis on the centrifugal compressor. and in the end by putting this plan into practice the factory achieves localized reconstructs, reduces the production cost and fulfils the demands of secular safe use

    本文在把握國內外離心壓縮機密封技術發展狀況,借鑒其他企業成功經驗基礎上,根據我廠機組結特性、工藝特性、介質泄漏程度要求,以及浮密封、錐形浮密封、抽充氣式迷宮密封、機械密封、干氣密封特點,對離心壓縮機存在密封問題進行了全面剖析,研究了適合每臺機組最佳、可靠密封技術,實施了本地化技術改造,降低了生產成本,滿足了機組長期穩定運行生產要求,取得了顯著經濟效益和社會效益。
  6. The aim of this paper is to given an explicit description of the derivations and automor phisms of a matrix algebra over a commutative ring with identity

    摘要決定了含幺可換上一類矩陣代數所有導子和所有
  7. The key characteristic of msr robots is their ability to change configuration automatically, enabling them to adapt their shape to suit multiple, changing tasks

    模塊化機器人最關鍵特點是它有動改變能力,以使它們形適應不任務和境。
  8. The algorithm can not only eliminate the influence of the cumulative errors of the photoelectric code recorder, but also it can satisfy the requirement of the real - time control. a direct inverse model controller of fuzzy neural network with changeable structure based on takagi - sugeno inference is presented and it is used to the motion control of mobile robot. in order to avoid the obstacles successfully, detection results from ccd and ultrasonic sensors are fused by a fuzzy neural network, which acts as an avoidance controller

    包括移動機器人融合定位問題:移動機器人利用光電編碼器進行定位,時用擴展卡爾曼濾波器融合多個超聲波傳感器測量值,採用回朔演算法將融合值用於復位光電編碼器,消除了光電編碼器累積誤差影響,並能滿足實時控制要求:並提出一種基於takagi - sugeno模型變結模糊神經網路直接逆模型控制器,並應用於移動機器人運動控制;利用模糊神經網路避障控制器融合ccd攝象機與超聲波傳感器探測到境信息,以實現機器人安全避障。
  9. The wavelet multi - analysis is adopted to further understand the microstructure of solids holdup fluctuation, the vivid fingermark images show that it is a fractal and dissipative structure. the low and frequency signals reflect the dilute phase fluctuation behavior and dense phase ( cluster ) fluctuation behavior, respectively. to deep understand the multi - scales characteristic of gas - solids circulating fluidization, the wp decompose methods for obtaining the eigenvalue of gas - solid fluidized bed has been developed. the results show that eigenvalues of different scales are effective for identification of non - uniform and dynamic structure of gas - solid fluidized bed

    小波多分辨分析法得到指紋圖形象地揭示了顆粒濃度脈動相似、分叉等具有混沌特徵微觀結;小波分解后信號中低頻和高頻成分分別代表了稀相和密相脈動行為,小波包分解提取能量特徵值方法能夠揭示氣固多尺度特性,不尺度上能量特徵值四川大學碩十論文反映了氣固循流化系統中存在非均勻動態時空結
  10. Such survey, research, contrast and analysis lead to the author ' s positioning of current status of county economy development of the yuanmou county as follows : 1 ) yuanmou is a county typically sustained by agriculture and thus has the characteristics of its kind along with other basic characteristics of mountainous counties ; 2 ) it has lagged far behind the development of the rest of the country, with an economic size accounting to merely 25 % of the average of other counties of china, or 50 % of other counties of yunnan ; 3 ) natural advantages have enabled the tropical crops and green agriculture to stand out as the leading industries, which, together with the discriminative planning and effective efforts of the local government, has resulted in the emergence of the promising " dinosaur economy ; " and 4 ) under - development of industry, now the weakest point of economy of the county, has always been hindering the rapid growth of the local economy and worrying the county leadership, suggesting that industrial restructure and accelerated development of the second and third industries are a tough but inevitable task to tackle

    通過調查、研究、對比、分析,將元謀縣域經濟發展現狀定位在:元謀縣是邊疆少數民族地區典型農業縣,具有農業主導縣所具有典型特徵,時也具有山區縣經濟類型基本特徵;與全國縣域經濟平均水平相比差距較大,為25左右;與雲南省平均水平相比僅為50左右;元謀縣由於具有一定然優勢,其熱區作物、綠色產業已經非常突出地成為了該縣主導產業,加之政府能動力發揮得較好,其「龍型經濟」正在逐步形成,發展勢頭看好,縣域經濟規劃、發展思路清晰明了;工業仍然是元謀縣經濟發展最為薄弱, 「無工不富」是時時懸在縣委、縣政府頭上一個警鐘。產業結調整,二、三產業大力發展是元謀縣無法繞開而又必須面對非常艱巨任務。
  11. Firstly, some basic properties of the limit shadowing are given ; secondly, we give the characterization of both lin - ear automorphisms and linear flows on r ~ ( n ) with the limit shadowing property ; thirdly, as applications we prove that the hyperbolic endomorphisms on t ~ ( n ) have the limit shadowing properties, smale " horseshoes " have the same prop - erties on their invariant sets

    首先,給出了極限跟蹤性一些基本性質;其次,得到了n維歐氏空間上線性及線性流具有極限跟蹤性特徵;最後,作為應用證明了雙曲態以及smale 「馬蹄」在其不變集上具有極限跟蹤性。
  12. There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor

    本文利用s7 - 200plc特點設計了頻率測量單元,根據pid調節各個特點,以及調速器動態特性、靜態特性對頻率測量實時性和精度要求,利用s7 - 200plc基本單元中內置高速計數器以及相應外圍放大整形、分頻電路,實現了水輪發電機組頻率測量;在軟體上,對微機調速器整個程序框架、並聯pid離散化過程進行了分析,選用改進pid演算法實現了變參數、變結pid調節模式;調速器機械液壓隨動系統具有步進電機電液轉換元件,採用五相反應式步進電機,根據其驅動特性設計了變頻調壓驅動器,實現plc與步進電機驅動器之間數字介面。
  13. Based on collected and read literatures, this paper gives the analysis of its characteristics, architecture, security problem, qos problem, and comparison among present popular wireless ad hoc routing algorithm as well. 4. according to the characteristics of wireless network situation of wearable computer, this paper comes up with a wireless network frame for wearable computer based on lsr ( link state routing protocol )

    ( 4 )結合可穿戴計算機無線網路特點,在對組網路由選擇演算法比較分析基礎上,提出了一種適用於可穿戴計算機無線網路基於混合路由策略lsr ( linkstateroutingprotocol )路由協議框架,它能夠根據網路拓撲結變化程度在先應式和后應式路由策略之間進行然平滑切換。
  14. Based on the fast ethernet technology standards, the hardware platform integrates the field analysis facilities, the water quality detecting facilities, boat carried gps and hydrometeorological facilities to a fast boat carried entironment monitoring system. the system realizes the auto collection, pretreatment and distribution of the sample of the marine water, the field collecting, distill, analysis and storage of the monitoring data and sending of the data to land supporting system to finish the producing and rele ase of the information product

    該硬體平臺採用符合internet intranet技術標準交換式快速以太網技術和星型連接拓撲結建設船載局域網路,支持局域網上10mbps數據傳輸速度,將現場分析儀器、水質檢測設備、船載gps以及水文氣象等設備集成為一個船載海洋生態境快速監測系統,實現樣品動採集、預處理與分配,以及監測數據現場收集、提取、分析處理與存儲,時將監測數據實時傳回地面支持系統進行信息產品製作和發布。
  15. Three layer architecture client / web / server of computer wide area network was adopted in this system, applying internet technique, using java language and informix database, the automation during the whole process of transmission circuit dispatching was realized, including application, approval, dispatching feedback, manual operation process was reduced, meantime convenient and rapid inquire method was provided, the work efficiency and data accuracy were increased

    本課題採用client web server計算機廣域網三層體系結,運用internert技術,使用java語言和informix數據庫,實現了對傳輸電路調度過程中申請、批復、派發、反饋全過程動化,減少了人工操作節,時提供了方便、快捷查詢手段,提高了工作效率和數據準確性。
  16. A auto - focusing compensation machine is studied with double - deck guideway and double - deck cam, the double - deck machine ' s synchronous operation is able to compensate the deviation of focus, and ensure the opticus being fixed on the ccd ' s receiv ing surface during photography

    研製出一種雙層導軌、雙層凸輪動調焦補償機,兩層機時工作能夠正確補償光機系統因境條件變化和照相距離變化導致離焦量,使相機在照相過程中始終保持光學焦面穩定在ccd接收面上。
  17. Automorphism of a ring

    環的自同構
  18. Ring automorphisms of reflexive algebras

    反運算元代數
  19. In general, a watermark system must satisfy the two basic requirements : imperceptibility and robustness. in this thesis, we proposed a frequency - based watermarking algorithm using toral automorphisms, in which a kind of toral automorphism is employed to mix a recognizable binary image ( bw ), which contains the copyright information, into a noise - like signal

    演算法簡單描述如下:首先用一個映射把要嵌入數字水印映射成偽隨機噪聲,然後把該偽隨機噪聲嵌入到宿主數據頻域低頻段中,接著把得到頻域系數進行相應逆變換得到嵌入水印圖象,最後對該嵌入水印圖象進行視覺掩蔽處理。
  20. The embedded bw also successfully survives cropping, filtering, noise and multi - watermarking etc. the new ideas the thesis proposed are : first, frequency - based watermarking idea using toral automorphisms is really a novel one, although, in the literature, there are some waterniarking schemes using toral autpmorphisms, all of which are based on space ; second, some improvements of the quantization function contribute to the algorithm ' s performances to some degree

    另外該演算法對圖象裁剪、濾波、噪聲和多重水印處理等都具有較強魯棒性。本文提出了兩個新思想:第一,雖然現有文獻已經提出了利用映射數字水印處理演算法,但這種演算法是基於空域,而利用映射基於頻域水印處理演算法,目前文獻上未見報道。
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