main speed 中文意思是什麼

main speed 解釋
基本速度
  • main : adj 1 主要的,主,全,總。2 充分的,盡量的;全力的,有力的。n 1 體力,氣力;力〈僅用於 with might...
  • speed : n 1 快,迅速。2 速率,速度。3 (汽車的)變速器,排擋。4 (膠片,照相紙)感光速度。5 〈古語〉興隆...
  1. Superstructures has special shape design to enable stealth capability. length : 153m width : 16. 5m power type : codog, 2 shafts output : 48600hp max speed : 29 knots weapon : c - 802 ssm launches units4 crew : 250 hq - 7 sam launches unit1 twin 37mm flak guns 4 533mm torpedo launch tube6 twin 100mm automatic main gun1 kamov ka - 27 asw helicopter1

    裝備c - 802 , 4連裝艦對艦導彈發射裝置4座, hq - 7型8連裝近距艦對空導彈發射器4座, 37毫米雙連裝速射艦炮4座, 3連裝533毫米魚雷發射器2座, 100mm雙喧嘩裝炮1座。
  2. The main adverse effect of high speed of operation is the additional stress on the outer race owing to centrifugal force.

    高運轉速度的主要不利後果是由於離心力在外圈上引起附加應力。
  3. Model gk39 high - speed bag sewing closer is adopted a special part, which the needlecan move together with the looper. the machine is equi pped with aluminum alloy house, gear running, needle bar and looper system to form double - thread chain stitch. the main running parts are adopted bearing and the machine has the special design such as automatic oil dripping lubrication system, roller feeding and needle feeding in step having the automatic cutting system

    說明:本機gk39為高速封包縫紉機,是唯一採用「紉針機構」針同步的封包縫紉機,採用鋁合金外殼,輪傳動,針桿挑線和彎針勾線,組成雙線鏈式線跡。主要轉動部位採用軸承,並配有自動滴油潤滑油路。
  4. According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also

    根據系統技術要求,採用單片機實現了混合式直流直線步進電動機的開環數字控制;利用v f變換和復合鍵控方法實現了系統轉速等參數的數字設定;利用細分控制技術保證了電機運行的平穩性,並進行了波形分析和理論研究;採用單片機軟體降速控制策略解決直線步進電機行程末端的機械沖擊問題;同時對主功率電路、驅動電路和系統保護電路進行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋轉步進電動機上進行了全面測試。
  5. The thesis focuses on the development of the dynamic simulation model of evaporators, the accomplishment of the stable and dynamic simulation of the parameters of cryogen - side, air - side and how to carry out dynamic simulation on the refrigerating effect of evaporators under different evaporating temperature and the realization of the analyses and calculations of the main parameters, such as, the wind speed of air - side and specific humidity etc, which affect the function of evaporators

    本文重點是對蒸發器建立動態模擬模型,並對製冷劑側和空氣側參數進行穩態和動態模擬,同時對蒸發器在不同蒸發溫度下的製冷量進行了動態模擬,而且對影響蒸發器性能的主要參數(空氣側入口風速、入口含濕量等)進行了分析和計算。
  6. Main purpose of carbo rubber control regulating wheel, which not only drives work piece to run, but also can control in feed crossing speed during machine operation

    無心調整輪主要用途除了與主輪帶動工件運轉外,並可在機臺作業時做進刀及橫送速度之控制,已達工件精度之要求。
  7. Main purpose of carbo rubber control regulating wheel, which not only drives work piece to run, but also can control in feed crossing speed during machine operation. that achieved the precision requirement of work piece

    無心調整輪主要用途除了與主輪帶動工件運轉外,並可在機臺作業時做進刀及橫送速度之控制,已達工件精度之要求。
  8. The software has important consulting meaning to the design of high speed electric main shafts

    該軟體的開發對高速軸系的計算機輔助設計具有重要的實際指導意義。
  9. The main contributions of this dissertation are as follows : ( 1 ) a eugenic evolution strategy was proposed to improve the efficiency of the conventional simple genetic algorithm ( sga ) searching. the eugenic evolution genetic algorithm ( ega ) collects the population information along the evolution of children generations and constructs a deterministic optimization algorithm, which will be embedded in the evolution process at appropriate stage to speed up the local searching

    由於優化方法在建模中有相當重要的作用,因此,接著對具有全局尋優性能的遺傳演算法進行了較為深入的研究,提出了基於優生演進策略的遺傳演算法( ega ) ,使尋優性能有較大的提高,並成功應用於化工領域中重油熱解模型參數的估計。
  10. The main products are yta zipper needle looms, ytb narrow fabric needle looms computer jacquard looms, the ytc warping machines, festooning machines, finalizing dying machines, yte center line zipper needle looms, high speed cord knitting machines, high speed braiding machine , high speed velvet - strip machine , computerized lace knitting machine etc

    主要產品有yta 、 ytb系列織帶機、電腦提花機、 ytc整經機、包裝機、定型機、卷帶機等織帶配套系列產品, yte拉鏈中心線機,圓繩機、高速編織機、高速絨帶機、電腦花邊機等系列產品。
  11. Abstract : introduced in the following are the main structure and the main specifications of the hi - speed slot lathing machine for pins. suggestions are put forth for the feed - in parameters, constant speed lathing, and the lathing parameter for the hard alloyed blade, for the machine ' s main and assistant operation. promotion is made to quality of product and process of chinese lathing machine for knitting pins

    文摘:介紹了國內研製的織針高速銑槽機的主要結構特點、技術參數,並通過生產使用提出對該機主輔加工進給參數、勻速切削,以及硬質合金刀片切削參數的改進意見,將為國產織針銑槽工藝水平和織針質量的提高產生積極的推動作用。
  12. Hua shang villa is situated at huangshan international tourism resort, a junction of huizhou - hangzhou high speed and hefei - tongling high speed, which is main drag of golden tour route, such as shanghai, hangzhou, thousand islands lake, and huangshan

    華商山莊位於黃山國際旅遊度假區,徽杭高速合銅黃高速交匯處,是上海杭州千島湖黃山「名城名水名湖名山」黃金旅遊線的必經要道。
  13. Test should be proceed under good meteorologic conditions and sea condition, keep the cruise 、 ship speed and main engine revolution of the vessel stable before trial, rudder angle should keep at center position

    試驗應在良好的氣象條件和海況下進行,試驗前,應保持航行、航速以及主機轉速的穩定,試驗期間,舵角應保持在正中位置。
  14. In this paper, the rotating machinery at high speed is studied. there are discussed about numerical calculating methods for non - linear dynamical system, the rotor system radial impact and rubbing dynamics behavior analysis having the nonlinear rigidity on the unsteady and non - linear oil film, the rotor system dynamics behavior analysis with bending - torsional - pendular coupling vibrations, application of wavelet, fractal and network in fault diagnosis. the main works in this paper are as follows : ( 1 )

    本文以高速旋轉機械為主要研究對象,系統、深入地研究了非線性動力學系統的數值計算方法、具有非線性剛度的轉子系統在非穩態非線性油膜力作用下的徑向碰摩動力學行為、轉子彎扭擺耦合振動的動力學分析、小波和分形理論及人工神經網路在故障診斷中的應用問題。
  15. Abstract : based on the literature of pe and experience of teaching andtraining practice, the writers put forward three suggestion : 1. coaches must first understand clearly the nature of speed walking training. they must seek out the characteristics of speed walking. 2. speed walking at high speed is the key to technical training due to the fact that the support of two feet disappears temporarily in race walking. 3. improving pace frequency is the main factor in raising the results of speed walking

    文摘:以文獻資料法和教學訓練實踐經驗為主要研究手段,提出3點認識: 1 .教練員首先必須清楚的認識競走項目的性質、特點; 2 .競走存在短暫雙腳支撐消失的事實,高速走是技術訓練的重點; 3 .發展步頻是提高競走運動成績的主要因素。
  16. The paper makes a systematic study on frictional torque model for hydraulic system, after the analysis of the ultra ? low speed principle of closed - loop system, it can be concluded that the existence of the difference between static frictional and dynamic frictional torque, and the periodic saltation of the dynamic frictional torque, are the main reasons of the low speed stick - skip to the electrohydraulic position servo system

    針對伺服馬達的低速性能,進行了低速實驗研究,併兼顧快速性能進行了階躍響應和正弦響應實驗研究,對實驗結果進行了分析,得出了一些有價值的結論,提出下一階段進行實驗的建議。
  17. Abstract : a cad tool based on a group of efficient algorithms to verify, design, and optimize power / ground networks for standard cell model is presented. nonlinear programming techniques, branch and bound algorithms and incomplete cholesky decomposition conjugate gradient method ( iccg ) are the three main parts of our work. users can choose nonlinear programming method or branch and bound algorithm to satisfy their different requirements of precision and speed. the experimental results prove that the algorithms can run very fast with lower wiring resources consumption. as a result, the cad tool based on these algorithms is able to cope with large - scale circuits

    文摘:介紹了一個基於標準單元布圖模式的電源線/地線網路的輔助設計集成工具.它應用了一系列高效的演算法,為用戶提供了電源線/地線網路的設計、優化和驗證的功能.非線性優化技術、分枝定界演算法和不完全喬萊斯基分解的預優共軛梯度法是該工作的三個主體部分.用戶可以選擇使用非線性規劃的方法或者幾種分枝定界方法來滿足他們對于精度和速度方面的不同需求.實驗結果表明,文中所提供的演算法可以在很快的運行速度下實現更低的布線資源佔用.因此,在這些有效演算法基礎上實現的輔助設計工具具有處理大規模電路的能力
  18. 2. machine will auto stop when the shute or weft opens, or weaving is done. it has higher output, quality than four shuttle circular looms. 3. controlled main equipment speed with frequency converter

    主機變頻調速,改善起動性能,縮短定機時間,減少疵布率,節約電能和方便速度變換
  19. Simulator tests indicates the speed ; wave ; angle between ship and wave are main factors of the sinkage. difference factors given difference sinkage with simulator tests. 3. the date of width ; depth are two important factors of channel design, the relationship between width to depth is speed

    ( 3 )航道寬度和航道深度的關系,聯結這二者關系是航速,航道寬度和航道深度是決定航道參數的二個重要因素,並相互存在著一定的關系。
  20. ( 3 ) design a tusm ' s drive and control experimental device. lt use dsp as the main element and squaresignal and syntonic drive mode. form the experiment, the system meet the tusm ' s drive and control. speed has fast response

    結論描述的開關混和式電動機的前景比較廣闊,而目前所作的工作還是遠遠不夠的,還有很多值得探討的地方,有很多潛力可挖。
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