direction stability 中文意思是什麼

direction stability 解釋
航向穩定性
  • direction : n. 1. 方位,方向;范圍,方面。2. 〈pl. 〉 指揮,指導;管理。3. 〈常 pl. 〉指示,命令,吩咐;用法說明。4. 導演;(樂隊)指揮。5. 寄發地址。6. 趨向,傾向。
  • stability : n. 1. 穩定,穩定性,穩度。2. (船等的)復原力。3. 鞏固;堅定,持久不變。
  1. At last, by making comparison of the simulation results between uninstalled abs and installed abs, the biggish bestead of abs to braking ability and direction stability of vehicles was certified. it proffers a theoretical thereunder to in general use abs in vehicles

    最後,本文對轉彎制動時未安裝abs和安裝abs兩種情況的模擬結果作了比較,證明了abs對提高車輛的制動性和操縱穩定性有很大幫助,為abs在汽車上的普遍安裝提供了理論依據。
  2. The results of the experiment show that the synthesized index, unsteady index and steady index inflect the stability margin of the compressor well. and show that the insert - board experiment can get the enough weight in the synthesized index. and also show that the low - press - area of the steady total - press moves along the rotor circumvolving direction

    試驗結果表明,綜合畸變指數,動態畸變指數,穩態畸變指數對壓氣機穩定性有很大作用;同時試驗還表明,插板能夠產生較大的動態畸變指數分量;穩態壓力圖譜低壓區隨著轉子轉動方向轉動;以及其他一些有益的結果。
  3. The model can be used to pre - estimate braking ability and direction stability of vehicles in the early days of design, shorten the periods of research and development

    可以利用所建模型在汽車設計初期對其制動性和操縱穩定性進行預測和有關指標的評價,縮短研發周期。
  4. The spiral bevel gear ( sbg ) is a critical component of machinery transmission, which not only transfers movement and power, changes transmission direction, but also features high carrying ability, good movement stability and so on. so it is widely used in lots of industrial equipment such as aviation, spaceflight, automobile, precision mechanism and petroleum drilling

    螺旋錐齒輪是重要的機械傳動元件,既傳遞運動和動力,又可改變傳動方向,而且具有承載能力高、運動平穩性好等優點,因而被廣泛應用於航空、航天、汽車、精密機械、石油鉆探等許多工業設備中。
  5. This article holds this opinion that business ecosystem is a complicated and evolutional cybernetic system, the stability of. which enhances along with the complexity till one extent, after which the stability changes in the reverse direction

    本文認為:商業生態系統是一個復雜、進化的控制論系統,其穩定性隨復雜性的增加而增加,但增加到一定程度后則成反向變化趨勢。
  6. Work, good optical function, high dependable, low spoilage, good direction - sense, ware length evenness, good stability, used for every environment

    附加損耗低方向性好波長平坦性好環境穩定性好,適用於各種惡劣環境多種封裝形式可選
  7. Obtain these chief research achievements. ( 1 ) the method of hydraulic fracturing, kaiser effect experiment and the finite element numerical simulation computation results, the direction of maximum horizontal principal stress intersect the small - angle of tunnel axial line, it is favorable to the stability of tunnel peripheral rock ; according to the test rust of field stress - relief method, at the present time, zhe gu mount tunnel have n ' t access to high crustal stress site, maximum principal stress magnitude is 17mpa ~ 20mpa

    主要獲得以下研究成果: ( 1 )綜合水壓致裂法、室內巖石kaiser效應試驗和有限元數值模擬計算研究成果,最大水平主應力方向與隧道洞軸線小角度相交,對隧道圍巖穩定性有利;根據現場應力解除法測試結果,目前鷓鴣山隧道尚未進入高地應力段,最大主應力量級為17mpa 20mpa 。
  8. A part or surface, such as a wing, propeller blade, or rudder, whose shape and orientation control stability, direction, lift, thrust, or propulsion

    翼剖面;機翼;翼面一個部件或平面,如機翼、螺旋槳葉、方向舵等,其形狀或方位控制穩定性、方向、抬升、沖擊或驅動
  9. Because of the large advantage in the analysis of electromagnetic scattering and radiation problem, using the time domain integral equation ( tdie ) solving every structure of objects ’ scattering become to an important direction in computation electromagnetics, but the classical mot ( marching - on - in - time ) - based tdie solvers have a drawback : the late time stability problems

    由於時域積分方程對于分析電磁散射、輻射問題有著無可比擬的優勢,利用時域積分方程求解各種結構體目標散射成為計算電磁學領域中一個非常重要的方向。但是傳統的時間步進法求解時域積分方程存在致命缺點:后時穩定性不好。
  10. The process has an advanced principle. the involute hourglass worm drive can realize the design machining of gear form and direction, and the internal meshing honing gear has high efficiency. this process has all merits mentioned above, and also has the advantages of quality stability, high productivity for rude and finish machining

    該工藝原理先進,它集有利於實現齒形、齒向設計加工的漸開面環面蝸桿傳動與高效的內嚙合珩齒的優點與一體,對齒輪的粗、精加工都有質量穩定、生產效率高的優點。
  11. The features of the new type of integration scheme can be described as follow : high division and easy debug are achieved in the scheme ; accumulative total is used, and the discord of integer part and decimal part are avoided in the scheme ; it can divide as well as detect direction ; it can integrate the counter into isp device and then evaluate the maxim frequency of the counter ; it also integrate square wave and some logic devices into isp device, and then improve integration, reliability, stability ; and have the character of software designation instead of hardware designation and in - system programming, and it becomes very easy to modify the circuit and to extend the function

    新型的集成化設計方案具有以下特點:細分數高而且調整方便;採用累積計數,避免大小數分別計數的不協調;細分同時完成辨向;可以在isp器件內完成計數功能,從而提高了計數器的最高工作頻率;同時將方波發生器和一些外圍的數字電路集成在一片isp器件內,提高了系統的集成度,性能可靠穩定;具有硬體設計軟體化及在系統可編程的特點,便於電路的修改和功能的擴展。
  12. As suspended particulates are carried and dispersed by the wind, reduced visibility is significantly influenced by meteorological factors such as wind direction, wind speed and atmospheric stability

    由於懸浮粒子隨風傳送及擴散,因此大氣傳送及擴散條件如風向風速及大氣穩定度對能見度都有一定影響。
  13. ( 6 ) conclusion was obtained by the analyzing the mechanics environment and the stability of the lanslide on the right bank after the dam built : the value of the rock mass stress increased and the tensile stress region obviously reduced, the direction of the principal stress was unchangeable the dam and the landslide were stable under the dangerous condition ( the reservoir and at the same time the earthquake was viii ), but when the water lever suddenly fell and did not think of other force, safe factor evidently reduced, the dam and the landslide will be destroyed under the most dangerous condition ( the water lever suddenly fell and at the same time the earthquake was vi ) ; the stability of the landslide will be destroyed by the horizontal thrust under the most dangerous condition or ; the physical and mechanical parameter will be reduced due to long period filter, the landslide will be destroyed too

    ( 6 )建壩工程荷載條件下河谷巖體力學環境分析及右岸古滑坡體的穩定問題分析得出:建壩后河谷的巖體應力量值明顯增高,同時左岸的張應力區的范圍及量值明顯減小,主應力的方向依然與模型的底邊界垂直;大壩建成后逐漸蓄水階段以及同時考慮本區最強地震力的作用等各種不同的工況條件時,滑坡體及壩體總體上仍處于穩定狀態;水位驟降時,在未考慮其他外力作用的情況時,滑體的安全系數將顯著降低。若考慮水位驟降及本區最大地震力的共同作用,壩體將在滑坡體下滑推力的作用下產生破壞;建壩后水平推力對右岸古滑坡體穩定性的影響分析可以看出,在最危險的工況條件下,壩體及滑坡體也將處于臨界狀態;在長期滲透變形的作用下,由於滑帶的物理力學參數的降低而有可能導致壩體失穩破壞。
  14. The disturbed interface of a heavy fluid and a light fluid will loss the stability and two fluids will mix turbulently, when the interface is in the gravitational field whose direction is from the heavy fluid to the light fluid or it interacts with a shock wave

    受擾動的兩輕重流體的交界面,當處于方向由重流體指向輕流體的有效重力場中或受到沖擊波作用時擾動將發展,界面將失穩,兩種物質將發生湍流混合。
  15. " hong kong has undergone a painful process of adjustment, exploration and adaptation, " mr tung said. " now that the broad direction for developing our economy, constitution and governance is clear, we need to unite to safeguard stability and harmony

    董建華指出,香港經歷了痛苦的調整、探索和適應,現在經濟發展、政制發展和施政的路向大體上已經明確,需要的是團結一致,同舟共濟,維護穩定祥和。
  16. 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

    針對上面提到的直接轉矩控制的缺陷和未來直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系統的綜合性能: ( 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超穩定性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性能,主要從提高低速時對定子磁鏈的估計精度入手,提出了一種提高定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線地修正定子電阻參數; ( 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,設計了直接轉矩控制系統的實驗裝置; ( 4 )提出了基於sercos總線網路化分散式的直接轉矩控制系統, 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。
  17. 5. seasonal variation of co total column in beijing is greatly affected by the major co source with similar season variation. the changes in co column amount are closely related to meteorological conditions, mainly including atmospheric stability, wind speed and wind direction

    ( 5 )北京市co柱總量的季節變化受人為主要排放源的季節變化影響很大; co濃度的變化和氣象條件關系緊密,影響co柱總量逐日變化和日變化的氣象因子主要有大氣穩定度和風速風向等。
  18. In the stability analysis were used typical longitudinal and lateral - direction stability index, while in the control analysis were estimated the control power requirements for trim, stabilization and maneuverability

    穩定性分析包括靜穩定性和失速偏離判據以及模態特性分析;操縱性分析包括考慮平衡、增穩和機動性余量三方面的要求。
  19. Study on braking direction stability of derivative tractor

    變型拖拉機制動方向穩定性研究
  20. The result of the simulated indicates that if the slip rate is the object of control in the abs system, it can greatly improve the direction stability, and also has an important effect on security in the braking

    模擬結果表明: abs系統以滑移率為控制對象,可提高汽車制動時的方向穩定性,對整車制動的安全性有重要作用。
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