離心單元 的英文怎麼說

中文拼音 [líxīndānyuán]
離心單元 英文
centrifugal unit
  • 離 : Ⅰ動詞1 （離開） leave; part from; be away from; separate 2 （背離） go against 3 （缺少） dispens...
  • 離心 : 1 （不是一條心） be at odds with the community or the leadership2 （離開中心） centrifugal; eccen...
  1. Charted with them, and guangzhou time units was preliminarily analyzed as well. secondly, the author introduced the way and the signification of temporal position analyse with examples. thirdly, taking on - the - spot survey method as a practical tool, the author obtained data of temporal distance between each time unit at the verge of different urban districts and the central time unit of the city

    論文以廣州市為實證研究的對象，對廣州的市區范圍進行了時間單元的劃分並繪制出了時間單元圖，同時對廣州的時間單元滿意率進行了簡單的分析；接著以實例介紹了時間區位分析的方法和意義；然後利用實際測量法，在不同時間段測得廣州市時間中心到城建連片區各邊界點的時間距離，繪制出時間廓線，得出廣州市城建連片區的時間形態現狀及時間形態的日變化規律。
  2. The kernel of this method is the emendation of the across moving range bin, which combines the emendation and the range compression

    這種方法的核心是校正越距離單元走動，它是把走動校正跟距離壓縮結合起來做。
  3. Based on the model of safe following distance, the design blue print of system is presented in the text. using the multiple impulses horae rotate speed sensor to measure the vehicle speed and nanometer radar to measure the distance of own vehicle to frontal vehicle, and analyzing and judging collected information by at89c51 which is the control centre of the system

    本文在安全跟車模型的基礎上，提出了系統方案：採用霍爾多脈沖轉速傳感器測量汽車的速度，毫米波雷達測量兩車的距離和相對速度，利用at89c51作為信息採集單元的控制中心，對各種信息進行分析判斷，當行車距離小於報警距離時啟動相關的報警單元。
  4. Presents the model proposed for analyzing the vibration characteristics of shrouded blades and their calculation method by employing a wave propagation theory and modal synthesis technology coupled with a finite element method from the view point it is possible not only to conduct frequency modulation of the shrouded blades of a gas turbine, but also to utilize the friction effects between them to dissipate energy, thereby attaining the aim of vibration alleviation, as shrouded blades have been widely used in the design of high - speed turbomachinery, such as modern gas turbines and steam turbines, and with the shrouded blades forming an integral whole in a centrifugal force field, the vibration characteristics of the whole ring of blades are different from those of a single isolated blade, and this makes it essential to take into account the integral effect of blade shrouds, concludes from the calculation examples and engineering application that the above approach is valid and correct along with the possibility of considerably reducing the scale of calculation and analysis, and points out it is necessary to take into consideration the coupled effect of the whole ring of blades while the dynamic characteristics of shrouded blades is being analysed

    帶冠葉片不但能調頻，還可以利用葉冠之間的摩擦效應來耗散能量，達到減振的目的.帶冠葉片在離心力場中形成一整體，其整圈葉片振動特性不同於單個孤立葉片，需考慮葉冠的整體效應.利用帶冠葉片系統的循環對稱性，提出了採用波傳播理論和模態綜合技術，結合有限元方法研究燃氣輪機帶冠葉片振動特性的分析模型和計算方法.算例和工程應用證明了該方法是效性的、正確的，並可以大大降低計算分析規模.研究表明帶冠葉片動力特性分析時必須考慮整圈葉片的耦合效應
  5. To settle the disadvantages of the learning evaluation system in chinese, this paper, on the basis of " compulsory national education curriculum standard of courses for chinese ", probes into some ideas, in the aspects of the relation between knowledge and abilities, procedure and method, affection and values ; in the fields of becoming literate, reading, writing, oral communication and comprehensive learning, which emphasize the process of chinese learning and the formative evaluation taking on the characters of the variety of evaluated subjects, evaluating programs and evaluating methods, fully exert the positive influence of the diagnostic, encouraging and feedback effect, in order to maximize the output and efficiently boost the development of students

    單一的評價方法脫離了學生的心智發展，脫離了語文本身的文化屬性和審美屬性。語文課程評價的目的最終是為了促進學生語文素養的形成和發展。本文針對現行語文學習評價方法的局限性，以《全日制義務教育語文課程標準（實驗稿） 》為依據，從知識與能力、過程與方法、情感態度與價值觀等維度，對識字與寫字、閱讀、寫作、口語交際、綜合性學習五個方面，關注學生語文學習過程，在實踐中探求評價主體多元、項目多種和形式多樣的形成性評價方法，充分發揮評價的診斷、激勵、反饋等功能，有效地促進學生發展。
  6. Based on the study of the fore going ' s, this thesis regards time - cell, time - center and time - distance as the basic elements of urban time structure. secondly, carry out three constructing principles - - " spatial scale " maps " time distance ", maintain basic spatial structures, extrude main time structures. thirdly, summarize four expressing forms of urban time structure of which isotime curve, isotime circle, time contour and time network

    理論探討部分基於前人的研究成果初步確定時間單元/時間細胞、時間中心/時間基點和時間距離為城市時間結構的基本組成要素；提出時間結構構築的三原則： 「空間尺度」映射「時間距離」 、維持空間關系之基本格局、突出表達主幹時間關系；時間結構的表達則從時間結構的形態方面總結出等時線、等時圈、時間廓線圖和網路圖等表達形式；最後提出城市時間譜概念來評價城市時間結構的優劣。
  7. Several materials with large coefficient of expansion were selected to make packaging components, and it was found that the packaging materials have good temperature sensitivity and compatibility with optical fibers. experimental accuracy and repetition of fbg temperature sensitivity and compensation were discussed. have selected several materials which has bigger coefficient of expansion to do packaging components, have made many temperature experiments, there have not flaws, such as aging, crackle, absciss layer, packaging materials have good temperature sensitivity and compatibility with optical fiber ; have designed the simple and practical packaging components, have performed a serials of experiments about accuracy and repetition of fbg wave - length, have obtained the first step conclusion ; have analyzed the result and made comparison between the result of different experiment, have summarized the best packaging effect and several rules to reduce mistskes

    本文所做的主要工作包括以下幾個內容：一、選取了常見的熱膨脹系數大的材料製作封裝元件，經過多次一80到80反復測試，封裝元件沒有出現老化開裂、封裝裂紋、空洞、離層等缺陷，封裝材料具有良好的溫敏穩定性及復用性，與光纖相容性較好；二、對光纖光柵進行簡單、實用的封裝處理，就封裝效果的優劣性、波長測量的準確度、重復性和封裝時產生的波長損失等方面進行了一系列的實驗，得出了初步的結論；三、對溫敏和溫度補償式封裝的實驗數據進行了詳細的分析和對比，從數字上對溫變過程中光纖光柵中心波長的改變及溫變曲線進行了定量的分析，在大量實驗數據分析結果的基礎上，總結出哪種材料封裝效果更好，以及如何有效的減小實驗誤差。
  8. According the distance away from cpu core near to far, the acces speed of memory falls down from faster to lower, but the cost from higher to less

    這種多級存儲層次的速度則根據距離cpu核心運算單元的近遠，呈現出逐級按級數遞減，成本逐級遞增的特性。
  9. The thing flows the trolley name carrying trolley ; the surface uses the electricity to galvanize, the contour artisticly, the service life is long ; attaches the security leather belt, the fixed link loading and unloading speed is quick, both is advantageous for the mechanized transporting, and is suitable for the short distance the manual shift, may realize the plan production, saves the manpower, reduces the cost ; with thing and so on turnover box flows the vessel coordination use, may realize the modular management, the setting at space is big, folds the collection not to occupy the space ; is suitable the thing flows the transporting in the enterprise working procedure ; also may or allocates and dispatches the center in the factory to install the cargo to transport to the store, a direct achievement commodity goods part

    物流臺車又稱載物臺車；表面採用電氣鍍鋅、外形美觀、使用壽命長；附安全皮帶、固定桿裝卸速度快，既便於機械化搬運，又宜於短距離的人力移動，可實現規劃生產，節省人力，降低成本；與周轉箱等物流容器配合使用，可實現單元化管理，置物空間大，折疊收藏不佔空間；適用於企業工序間的物流搬運；也可在工廠或配送中心裝上貨物運到商店，直接作為商品貨架的一部分。
  10. As the deformation caused by centrifugal force is beyond the small deformation range, the large deformation effect was also taken into account in the equation. two models are constructed, one is of shrouded blade and the other is of bladed disc. the static natural frequencies and dynamic frequencies ( under 3000rpm ) are calculated by the finite element method and cyclic symmetry technique

    針對葉片的結構特點，採用適應較強的三維八節點實體單元模擬葉片，建立葉片運動微分方程;葉片?輪盤系統在高速旋轉時，受到離心力作用，使葉片發生大變形，故在方程中考慮了幾何大變形的問題;為研究葉根輪緣之間的接觸狀態，建立了考慮葉根?輪緣接觸的有限元方程，利用拉格朗日增廣演算法來求解該方程，確定葉根輪緣之間的接觸面狀態。
  11. This paper introduces control area network ( can ) into intelligent reclose controller, so it is very easy to construct multi - master system and multi - machine backup system. in feeder automation, after the intelligent reclose controller isolate faults, controller use the can to report fault message to dispatch center, helping determining the reason and fault point

    將can總線引入重合控制器，不僅實現控制單元的多主式通訊系統及多主機備份，而且往饋線自動化系統中，在重合控制器無通道自動隔離故障的基礎上，實現故障信息的匯總，便於調度中心及時的掌握故障原因及查找故障點。
  12. Dsp56f805 samples the ultrasonic pulse coming back from the target, then measures the distance and shows it on led. tms320vc5509a is accomplished the detecting speed and the main control of the radar system, is 16 fixed dsp with high performance and low power produced by ti company. dsp5509a samples the wave coming from t / r module, then measures the target ’ s speed and send this information to the assistant control chip - p89v51 based on boost c51 core mcs produced by philips company, which controls the lcd

    測距雷達系統的控制和信號處理的核心晶元是motorola公司的dsp型16位單片機56f805 ，由它對超聲波回波脈沖進行ad采樣后，計算目標距離並在七段數碼管上顯示。測速雷達系統中信號處理的核心晶元是ti公司的超低功耗、高性能的16位定點dsp ? ? tms320vc5509a ，由它對收發組件輸出的多普勒回波進行采樣，計算出目標運動速度后，送給輔助控制晶元? ?飛利浦公司生產的基於c51內核的增強型單片機p89v51 ，並且在液晶顯示器上顯示速度信息。
  13. Xinchang asian ace automobile bearing co., ltd, an integrated technological enter prise featuring scientific research, development and manufacturing, specializes in the production of tapered roller bearings, cylindrical roller bearings, clutch release bearings, auto steering bearings, wheel hub bearings and so on, which are mainly exported to such countries and areas as usa, europe, africa, south asia and middle east

    浙江新昌亞王汽車軸承有限公司位於浙江特色軸承工業園?新昌西山，是一家集科研、開發和生產為一體的浙江省中小型科技企業、紹興市高新技術企業，主要生產圓錐滾子軸承、圓柱滾子軸承、汽車離合器分離軸承、汽車方向機軸承、汽車輪轂軸承及輪轂單元、中心支架軸承，同時可生產汽車水泵軸承、推力滾子軸承、非磨軸承、沖壓軸承等，產品主要銷往美國、歐洲、非洲、東南亞和中東等國家和地區。
  14. Thirdly, by contrasting temporal and spatial shape, conclusions are drawn which the time - space structure in shenzhen special zone have two combinations - time and space location far away from city center with better time position and time and space location near city center with bad time position

    根據靠近「特區二線」的時間單元之時間距離繪制出時間形態圖，並通過與空間形態圖的對比發現深圳特區的時空區位存在離心型、近心型兩種。
  15. At present the manufacture of surface acoustic wave use the technology of the final submicron. a series of the devices of low insertion loss, high q saw rayleigh surface acoustic wave resonators or stws that insertion loss has less than 5db, load quality factor ( ql ) is more than 1000 on the quartz piezoelectric with zero of first temperature factor in the research. these difference frequencies are 60mhz, 280mhz, 739mhz and 1ghz of normal frequency and at also surface acoustic wave. using 1. 25db noise factor amplifier, careful design curcuit, good setting printed curcuit board, and using the 1ghz surface transverse wave resonator as frequency element, researching the low phase noise surface acoustic wave with sideband phase noise near ? 120dbc / hz deviating 1khz on carrier, spurious suppress with 80db

    本研究採用一階溫度系數為零的壓電石英基片上製作出損耗小於5db 、有載品值因素（ ql值）超過1000的一系列低損耗、高q值聲表面波rayleigh波或stw諧振器，頻率分別為60mhz 、 280mhz 、 739mhz和1ghz等不同頻率的高性能聲表面波諧振器。並採用噪聲系數為1 . 25db的低噪聲系數放大器，精心設計電路，優化設計布置印製電路板，用標稱頻率為1ghz的聲表面波諧振器為頻率控制元件，製作出在偏離載頻1khz處的單邊帶相位噪聲近- 120dbc / hz 、雜波抑制達80db以上的低相位噪聲聲表面波振蕩器。
  16. The feeder automation technology which based on the feeder terminal unit ( ftu ) is a key technology and the core content of distribution network automatization, and it realizes all the distribution network real - time monitoring by ftu, communication network and coordinated operation of power distribution automatization master station system. when the breakdown occurs, it can rapidly carry on the breakdown localization, and realize the failure isolation and the load shift with the master station system participation, thus it completes the network reconstruction

    基於饋線終端單元（ ftu ）的饋線自動化技術是配電自動化的一項關鍵技術和核心內容，通過ftu 、通信網路和配電自動化主站系統的協調運行實現對整個配電網的實時監控，當故障發生時，能夠迅速進行故障檢測、定位，並在主站系統的參與下實現故障隔離及負荷轉移，從而完成網路重構。
  17. In our design, the field supervision unit ( fsu ) in charge of the collection of status of device check the validity of data - send them to the lsc when needed. then local supervision center ( lsc ) will setup an frontserver to communicate with all the fsus which are belong to it. the connection between them is based on tcp / ip. though this mode, fsu and lsc can extend individually and wo n ' t result in great effect on another

    由局站的現場監控單元（ fsu ）完成數據的採集、報警判斷、臨時存儲和向上級發送等功能，以保證實時性和可靠性；由區域監控中心（ lsc ）設立前端服務器（ frontserver ）和各局站的fsu進行基於tcp ip協議的通信，來傳輸告警信息、配置和控制命令、採集數據及歷史數據等，這種方式將lsc和fsu進行了較好的隔離方便各自的擴展。
  18. Automatic mechanical transmission as so called amt, accomplishes automatic gearshift based on manual fixed - shaft and dry clutch, which takes ecu as kernel, and then uses hydraulic system to control clutch, gearshift and manipulates throttle by adopting electronics technique and automatic gearshift theory

    電控機械式自動變速器（ amt ）是在傳統固定軸式變速器和乾式離合器的基礎上，採用電子技術和自動變速理論，以電子控制單元為核心，通過液壓執行系統控制離合器的分離與接合，選換檔操作以及發動機節氣門的調節來實現起步、換檔的自動操縱。
  19. Microprocessor ' s i / 0 is the seria1 interface chip, making the system simplified and reliability increased. the state and seat of throttle. clutch and brake, the rotates speed of engine, the direction of motive force etc are the paraneters

    自動控制系統硬體電路以at89c52為核心，沒有外擴ram 、 rom ， i / o介面晶元採用串列工作方式，接線簡單，可靠性高；設置油門、離合器、剎車狀態和位置，發動機轉速，動力流向等傳感器獲取運行參數。
  20. The principle and control method of the wireless communication network were introduced detailedly. and the communication area was computed too. and then the software system which includes master, relay unit and module unit was designed on the basis of hardware

    以pic16f877a單片機為核心設計了中繼單元和模塊單元控制電路;詳細分析了無線通信模塊的工作原理、控制方式，並計算了無線模塊的通信距離;在硬體的基礎上設計了包括上位機、中繼單元和模塊單元在內的軟體系統。
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