speed ratio 中文意思是什麼

speed ratio 解釋
傳動比
  • 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...
  • ratio : n. (pl. ratios)1. 比,比率,比值;比例;系數。2. 【經濟學】復本位制中金銀的法定比價。vt. 1. 用比例方式表達;求出…的比值;使…成比例。2. 將(相片)按比例放大或縮小。
  1. With the increasing salt concentration, milk - clotting activity became higher and higher, then reached its peak, and then decreased gradually ; in the early extraction, the speed was quick, the milk - clotting activity was increased obviously. after it amounted to the maximum, the activity became steadily lower steadily ; the increasing temperature in extracting could improve the extraction activity, but too high temperature could result in the denaturation and inactivation ; the greater the ratio of abomasums and butter and was, the quicker speed was when the enzymes was drawn out, and after extracting for twice, most of the enzymes in the abomasums could be drawn out

    隨著食鹽濃度增大,凝乳活性逐漸提高,當達到一定濃度后,凝乳活性又逐漸降低;在提取初期,提取速度較快,凝乳活性明顯提高,當提取達到最大值后,凝乳活性又逐漸下降;隨著提取溫度的升高,凝乳活性逐漸增大,但溫度過高時,會導致酶變性失活;隨著提取液與皺胃比例的增大,酶溶出速度加快,提取次數越多,皺胃中酶提取越充分,提取2次后,皺胃中絕大部分酶被提出。
  2. The results showed in the paddy field the bacteria were predominated, in the dry land the proportion of fungi and actinomyces was distinctly higher than the other two kinds of soil, in the woodland abundant species of basidiomycetes were found ; the natural degradation speed was low, with the degradation the number and composition of microorganisms changed regularly ; when the c / n ratio was adjusted to 25 " ? 1, the degradation remnant ratio reduced 10. 67 % than the control

    結果表明,水田以細菌為主,旱地中真菌和放線菌數量最多,林地中有大量的高等擔子菌;秸稈自然降解較慢,土壤微生物也隨著降解的進行而呈現一定的變化規律;當調節c / n比為25 : 1時,秸稈的腐解殘留率比對照組下降10 . 67 。 2
  3. The results showed that the torque ratio and efficiency curve are almost not affected by width ratio, whereas the torque capacity performance changes especially when the speed ratio is less than 0. 6

    結果表明,隨寬度比減小變矩比和效率基本不受影響,而透穿性則由正透穿逐漸變為混合透穿,在速比大於0 . 6時傳動性能基本沒有差異。
  4. In the vscf system, the tip - speed ratio of wind turbine is almost retained at a constant value during a wide range of wind speed, which can improve the efficiency and stabilization of the system. it also can be connected to the grid without any voltaic strike

    交流電機變速恆頻風力發電系統是20世紀70年代中後期以後逐漸發展起來的一種新型發電系統,變速恆頻風力發電技術因其高效性和實用性正受到國內外越來越多的重視。
  5. ( 3 ) in the condition of invariable instantaneous speed ratio, the equations of teeth surface of all key components, such as end face gear, oscillating teeth, wave producer, et al, are deduced

    ( 3 )在保證瞬時傳動比恆定的條件下,由空間嚙合原理出發,重點推導了活齒端面諧波齒輪傳動裝置的主要傳動部件? ?端面齒輪、活齒以及波發生器端面凸輪的齒面方程。
  6. Study on speed ratio matching strategy of automobile with cvt

    無級變速汽車速比匹配策略的研究
  7. Speed ratio analyses of limit place on quasi - crank slider mechanism

    準曲柄滑塊機構的極位速比分析
  8. The speed ratio is the ratio of the shaft transmission to the first digit wheel transmission

    注:速比配置數是出軸與頭位字輪傳動比。
  9. Speed ratio control model of cvt is established which can realize the control of engine operation along target line

    研究了實現發動機按理想工況運行時金屬帶式無級變速傳動的傳動比控制規律。
  10. The dynamics behaviors of the flexible jeffcott rotor system supported by unsteady short dynamic bearing are investigated. based on nonlinear unsteady - state dynamic n - oil film force model described by three functions the local stability of the periodic solutions with the controlling parameters, rotational speed ratio, imbalance amount, damping ratio and viscidity, are predicted by using the floquet multiplier. it is found that the period doubling bifurcation is caused by a certain imbalance amount and the hopf bifurcation is created by the lost stability of the oil - film

    研究了非穩態動載短軸承支撐的jeffcott柔性轉子系統的動力特性,基於可用三個函數表示動態油膜的非穩態非線性油膜力模型,將轉速比、不平衡量、阻尼比、粘度作為控制參數,利用floquet乘子預測周期解的局部穩定性,發現倍周期分叉是由一定量的不平衡引起的,而hopf分叉是由油膜失穩造成的。
  11. By analyzing the engine driving torque characteristics and the transmission inertia torque while speed ratio is changed under transient condition, a new synthetic control algorithm is developed which can approach engine target torque by compensating engine output torque with transmission system inertia torque

    通過研究無級變速傳動速比變化時的慣性矩,提出了一種新的控制演算法,採用傳動系的慣性矩來補償發動機的輸出轉矩,以獲取目標驅動轉矩。
  12. During this paper, definition of the measure enter - cover - probability is given, andthree - dimension detection space are transformed to level detection circles on differentheights. aiming at the most normal situation of symmetric line, cross - to line and cross - awayline taken by the carrier, probablely - enter - cover - target - distribution are analysed in relativemovement method on the premise that targets fly perpendicular to the flying direction of thecarrier. mont - cario method is used to simulate uniformly - distributed - targets situation and getthe measure, and results are used to analyse the influence of line - landscape - orientation - ratio, line - portrait - ratio, and speed - ratio on the measure. for further research, influences of height and blind space are also discussed on base ofradar level detection range, and situations of non - uniformly - distributed targets are alsoresearched

    為了分析主動探測空間動態性能,本文首先提出以「目標進入雷達覆蓋區概率」 (簡稱為「覆蓋率」 )作為評價指標;然後將三維探測空間轉換為不同高度層對應的水平探測圓,針對載機採用雙平行航線、交叉相向航線和交叉同向航線的最一般情形,採用相對運動的方法,分析目標垂直入侵時可能進入雷達覆蓋區的目標分佈情況;再運用蒙特卡洛法進行模擬計算,分析並比較目標服從均勻分佈時航線橫比、航線縱比及速度比對性能的影響。
  13. 3 ) based on experimental analysis, the relation among the speed ratio changing rate, oil pressure of driving and driven pulley cylinders, driving pulley input speed and torque, metal belt speed ratio has been studied. model for getting the ratio changing rate is put forward, and practical equation giving the ratio changing rate is obtained by experiments

    3 )通過實驗分析,研究了主、從動輪油缸壓力、主動輪轉速、輸入轉矩和帶式無級變速傳動速比與速比變化率的關系,建立了獲取cvt速比變化率的模型,導出了符合實際規律的實用計算公式。
  14. In this paper, based on the theory of ehl ( elasto - hydrodynamic lubrication ), a study is conducted to investigate the impacts of geared factors ( including gear speed ratio, gear teeth modulus and center distance ) on the lubrication behavior of gearing, and some useful conclusions are obtained

    應用彈性流體動力潤滑理論,計算分析了傳動比、模數及中心距等齒輪參數對齒輪副潤滑性能的影響,得出了一些有益的結論。
  15. ( 2 ) if not considering blind space and targets are uniformly distributed, detectionperformance are close for the three kinds of line when speed - ratio is less than 1, and cross - toline will achieve higher enter - cover - probability when speed - ratio is more than 1. if takingblind space into account, for case of balance - beam radar, cross - away line can get higherstrict - enter - cover - probability. but for fear that probablely - enter - cover target distribution comesbehind the patrol line, the three factors should be limited if taking cross line

    若考慮盲區的影響,對平衡木構型的雷達而言,交叉同向航線的嚴格覆蓋率較大;但為了使區域縱深不反向至我方空域,採用交叉航線時航線橫比、航線縱比、速度比的取值范圍要受到限制,否則雷達動態性能將大打折扣。
  16. When streams have high arrival rates, we propose an approach incorporating front - shedding and rear - shedding, and find an optimal trade - off between them. as for the scenarios of variable speed ratio, we develop a plan reallocating cpu resources and dynamically resizing the windows

    例如在數據流上作連接操作時,因為流數據的在線無界速度可變等特性,通常採用的做法是改變連接的語義,將參與連接的元組集合限制在滑動窗口上進行。
  17. The main technological characteristics include not only the integrated optimizing design of variable speed and constant frequency, ensuring the wind turbines to adapt to diversified wind plants with different temperatures and geographical conditions, but also the maximum wind power captured at optimized tip speed ratio below the rated wind speed and security protection of constant power output above the rated wind speed by variable pitch regulation

    主要技術特點是整體綜合優化設計、變速恆頻運行、適合不同氣候特點和地理環境的風電場;風機全翼展變漿距功率調節、額定風速以下最佳變速比運行最大風能捕獲、額定風速以上恆功率輸出具有安全保護功能。
  18. A continuously variable transmission test bench is built. an autocontrolling software about continuously variable transmission system is developed, the data of engine throttle opening, speed ratio of cvt and load can be gathered in test bench and the system can be controlled

    搭建了無級變速傳動系統實驗臺,開發了無級變速傳動自動控制軟體,在實驗臺上實現了發動機節氣門開度、無級變速器速比及載荷等數據的採集及計算機自動控制。
  19. ( 2 ) according to the willis ' s method of mechanism conversion, the speed ratio formula is deduced. the instantaneous speed ratio formula is deduced by differential coefficient, and the condition of preserving it is deduced

    ( 2 )用willis轉化機構法求出了活齒端面諧波齒輪傳動裝置的傳動比,並用微分的方法分析、求得了瞬時傳動比,得出了保證瞬時傳動比恆定的條件。
  20. The conclusion that they are on all fours is deduced by comparing the instantaneous speed ratio formula and the speed ratio formula which is deduced according to the willis ' s method of mechanism conversion

    此外,還將用willis轉化機構法求得傳動比與表達形式不同的瞬時傳動比進行了比較,得出了這兩種傳動比在本質上一致的結論。
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