最大速度比 的英文怎麼說

中文拼音 [zuìdàsùdùbǐ]
最大速度比 英文
maximum velocity ratio
  • 最 : 副詞（表示某種屬性超過所有同類的人或事物） most; best; worst; first; very; least; above all; -est
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 比 : Ⅰ動詞1 （比較; 較量高下、 長短、距離、好壞等） compare; compete; contrast; match; emulate 2 （比...
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. （快慢的程度） speed; rate; pace; tempo
  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 method of modified simplex was applied to optimize the models, and the fitting results show that liu - logistic model was more suitable than logistic model to the actual growth trend of form. taxus chinensis var. mairei population, and the highest growth rate of basal area was the tenth age class, namely the phase when breast diameter was 68 ~ 76 cm

    以胸高斷面積代替種群生物量，分別採用logistic常規模型及劉金福提出的logistic改進模型對南方紅豆杉種群的增長動態進行研究，運用改進單純形法對模型進行優化，擬合結果表明改進模型比logistic常規模型更符合南方紅豆杉種群的增長趨勢，南方紅豆杉種群的最大增長速度出現在第10齡級，即胸徑為68 76cm時期。
  3. Some main results of testing research were as fellows : i. in the course of testing of leaching zinc dross, leaching zinc dross by sulfuric acid was researched and the effects on the leaching rate of the zinc dross were analyzed by author, the optimum conditions of leaching testing of zinc dross were determined as fellows : liquid - solid ratio 6 : 1, stirring ratio 250r / min, granularity 120 mesh, the soaking time 5h, the concentration of sulfuric acid of 30 %, and under these conditions, the rate of leaching zinc is above 92. 0 %. ii. in the course of testing of purification, on the basis of comprehending and comparing all present methods of the manganese - removal and iron - removal, the oxidizing method of manganese - removal in zinc sulfate solution using ammonium persulfate was put forward and the oxidizing method of iron - removal in zinc sulfate solution using the goethite process and oxidation - hydrolysis process was adopted

    研究的主要結果具體如下： 1 、研究了硫酸浸出鋅浮渣並分析了影響浸出率的各種因素，確定了浸出鋅浮渣的最佳條件為：液固比為6 ： 1 ，攪拌速度為250r min ，粒度為- 120目，酸浸時間為5 . 0h ，硫酸濃度30 ，鋅浮渣的浸出率大於92 . 0 ； 2 、在綜合和比較了目前除錳和除鐵的各種方法基礎上，提出了過硫酸銨氧化除錳方法和選擇了針鐵礦-氧化水解聯合法除鐵方法，並分析和討論了影響除錳率和除鐵率等各種因素，確定了除錳的條件為：溫度90 ， ph值5 . 4 ，反應時間3h ，過硫酸銨達到理論值的1 . 2倍，除錳率超過99 . 86 ；聯合法除鐵的條件為：氧化反應時間1 . 5小時、溫度控制在90 92 、 ph值5 . 2 5
  4. Our study shows that the optical potential of the diffracted light of the semi - gaussian beam is far higher than that of the evanescent - light wave, and its maximum normal velocity of the incident atoms can be far grater than that of the evanescent - light wave under the same parameters, so the blue - detuned semi - gaussian beam, as a novel atomic mirror, can be used to efficiently reflect atoms with a normal velocity of greater than 1 m / s

    研究表明，半束蘭失諧高斯光束衍射光場的光學勢遠大於消逝波光場的光學勢，在同樣的參數條件下，入射原子的最大速度也比消逝波光場的大，所以作為一種新穎的原子反射鏡，半束蘭失諧高斯光束可以被用來有效的法向速度大於1m s的入射原子。
  5. By the large quantity of indoor and field soil mechanics test, this paper investigated physics and mechanics property of xigeda stratum and xigeda compounding filling, profoundly and systematically studied on shearing strength, cbr ( including indoor cbr and field cbr ) and intensity feature of xigeda compounding filling. the new achievement and cognition as follows : ( 1 ) cbr value is decided by moisture content and mudstone content of xigeda compounding filling. the filling material can satisfy minimum intensity standard of express highway when mudstone content is less than some fixed value, ( 2 ) this paper established field cbr standard value which can synthetically evaluate the filling material nature and field compaction degree. ( 3 ) the optimal compacting mean of xigeda compounding filling is hard oscillation first and weak oscillation later, not traditional way which is weak oscillation first and hard oscillation later. ( 4 ) this paper put forward the conception of optimum moisture content in construction different from optimum moisture content of indoor impaction

    本文以昔格達填料強度特徵為研究對象，通過大量的室內及現場試驗，從昔格達地層巖組的物理力學性質、昔格達填料的物理性質入手，對昔格達填料的抗剪強度、室內承載比及現場承載比特徵進行了較系統地研究，獲得了如下認識及進展：昔格達混合填料承載比值受填料含水量及其中泥巖含量的影響，當泥巖含量小於一定值時，昔格達混合填料具有較高的承載比值，能夠滿足高速公路對填料的最低強度要求；建立了綜合評判昔格達填料性能及現場壓實效果的現場承載比（ cbr ）標準；對于昔格達填料而言，最佳的碾壓方式為先強振后弱振而不是傳統的先弱振后強振；提出了與室內擊實最優含水量相區別的施工最佳含水量的概念。
  6. The author mainly anticipates the task including the simulation of eye fundus imaging and image mosaic. on the base of the dr principle and ophthalmic phototropism study, the author analyze and contrast new fundus camera system with traditional fundus camera. the author will establish the eyeball model with 3ds max technology, imitate the simple eyeball dioptre system and simulate the narrow - angle imaging to ensure the rationality and authenticity of fundus image, which solves the object origin of later image process, then fast mosaics the nine piece of fundus images with the help of the image registration theory and acquire a piece of wide - view fundus image containing more information, thereby provides doctor with enough diagnostic detail, which solves the problem of narrow view

    作者在熟悉糖尿病性視網膜病變原理和眼科屈光學的基礎上，進一步研究分析了新型免散瞳眼底照相系統和傳統眼底照相機原理和區別，擬採用3dsmax建立三維眼球模型，模擬眼球屈光系統，模擬眼底照相系統的小角度拍攝，使獲取的眼底圖像合理真實，解決後期系統圖像分析處理的對象來源問題;然後運用醫學圖像配準理論對模擬獲取到的九幅小角度眼底圖像進行快速拼接，拼成一幅大角度的眼底圖像，解決小瞳孔拍攝圖像視角太小的問題;最後通過對眼底圖像配準演算法在相似性測度和搜索演算法的比較，找到一種適合眼底照相系統的眼底圖像拼接的快速演算法。
  7. While most 2. 0 - compatible drives are backwardly compatible with 1. 1, it is generally advisable to avoid using 1. 1 unless there is no other option due to its slow speed

    雖然大多數兼容2 . 0的驅動器都可向後兼容1 . 1 ，但是一般最好避免使用1 . 1 ，除非別無選擇（因為它的速度比較慢） 。
  8. A reasonable position of driving nozzle helps to achieve the maximum material flow that also depends on other parameters such as backpressure, properties of conveyed material and driving gas. it is observed that, an increase of convergent section angle is harmful to the pneumatic conveying system, and also influences on the mass flow rate of conveyed material, the distribution of static pressures in injector and the pressure drops of conveying pipe. in addition, within a reasonable scope of air mass rate, increasing the driving jet velocity is more advantageous than enlarging the dimension of driving nozzle

    試驗研究發現，氣體噴嘴位置對氣固噴射器的輸送能力影響最大，氣體噴嘴存在某一最佳位置，而這一最佳位置與背壓、輸送物料特性和輸送風特性相關聯；氣固噴射器的收縮角對其輸送能力、內部靜壓分佈和輸送管阻力特性均有適量影響，收縮角增大對整個輸送系統均不利；在適當的輸送風范圍內，提高氣體噴嘴出口速度比擴大氣體噴嘴尺寸更為有利，但氣體噴嘴出口速度過高會增加氣固噴射器和輸送管內的能量損耗，給輸送帶來不利的影響；系統背壓與氣固噴射器的氣體噴嘴出口速度的選取有關。
  9. Mathematic model of collision avoidance judging based on the information of distance, relative velocity and azimuth angle is made in this paper, it can effectively avoid inveracious alert, and it analyzes the processing method of many kinds information in the system

    本文根據雷達探測系統得到的目標距離、相對速度和方位角等信息，建立了監控系統防碰撞數學模型，與其他模型相比該模型能夠最大限度地避免錯誤警報的發出，並且分析了各種信息在系統中的處理過程。
  10. Based on testing and analyzing the relative results of the gear reducers ' standard or the problems emerging in chinese coalmine and the same products in other nations, proposed effect of different thermal radiation on the thermal power of gear reducer, gave effective thermal radiation measures in different case when designing and selecting the big power reducer, to ensure the thermal power of gear reducer increasing

    摘要通過對我國現行減速器行業標準及煤炭行業生產現狀與國外同類減速器的對比分析，提出了不同散熱方式對減速器熱功率的影響，給出了在設計和選用大功率減速器時，針對不同的工況所應採取的有效散熱方法，保證減速器熱功率的有效提高，最大限度地發揮和使用設計機械功率。
  11. The solid - propullant ducted rocket, which combines the advantages of solid propullant rocket and ramjet propulsion, is a new kind of combined propulsion system. it offers considerable advantages for missile propulsion, such as high specific impulse, high speed, light weight, long range, high maneuver and simple structure. as the major direction of the propulsion system for supersonic missile, the ducted rocket has good prospects

    它將固體火箭技術和沖壓技術有機結合在一起，具有比沖高、速度快、重量輕、射程遠、機動性能好和結構簡單等諸多優點，最大限度地滿足了新一代導彈對其動力裝置提出的要求，是超聲速導彈動力裝置的一個主要發展方向，有著廣闊的研究前景。
  12. The timing - and - quantitation precision injection of lpg was realized with high - speed lpg solenoid valve and a set of electronic control system, which was designed by the author and can flexibly control the gas supply system of lpg. based on the analysis of experimental data got by comparing the performances before and after the application of the set of equipment on lr6105q12 diesel engine, the effects of load, speed and replace ratio, etc on the emissions of smoke, hc and co of dual fuel engine were expounded. through optimization, the smoke emission was utmostly reduced and the emissions of hc and co were within the government restriction

    為此，本文通過對各個方案進行詳細比較，選擇了電控多點順序噴射的供氣方案；利用高速lpg噴射閥和自己獨立開發出一套電子控制系統對lpg供氣進行靈活地控制，實現了lpg的定時定量噴射，並把這套裝置應用到中國一拖生產的lr6105q12柴油機上，在對改裝前後的發動機進行大量試驗和分析的基礎上，闡明了負荷、轉速、摻燒比等因素對雙燃料發動機的煙度、 hc 、 co等排放的影響情況，並且通過優化，最大限度地降低了發動機的煙度排放，同時使hc 、 co排放限制在國家標準規定的范圍之內。
  13. The air - fuel ratio closed loop control adjusts the air - fuel ratio near the theoretical value by controlling the supplementary air of supplementary valve based on the signals of oxygen sensor, running speed and water temperature and which is necessary condition for three - way catalyst converter to work more efficiently

    空燃比閉環控制是根據氧傳感器、轉速和水溫信號，控制化油器后補氣閥補氣將空燃比控制在理論值附近，為三元催化轉換器高效工作準備必要條件，使其最大限度降低尾氣排放。
  14. 3 a novel recursive least - square ( rls ) blind space - time receiver algorithm based on the constrained condition, which can completely avoid the matrix inversion introduced into by constraints ( comparing with the normal rls ), is proposed for multi - path slow fading cdma channels. the computational complexity of this method is not only lower than that of the normal rls, but also lower than that of both lms and ls blind space - time receiver methods that are realized based on the rosen ' s gradient projection. and the speed of convergence of the presented rls blind space - time receiver algorithm is better than that of both lms and ls blind space - time receiver methods

    3 、針對多徑慢衰落通道下ds - cdma盲空時接收機中線性約束二次規劃問題提出一種新的遞歸最小二乘演算法，該演算法完全避免因約束而引進的矩陣求逆運算（相對于常規的遞歸最小二乘演算法） ，不但運算量比常規的要低，而且比基於rosen梯度投影實現的最小均方（ lms ）與最小二乘盲空時接收機演算法還低，且收斂速度比基於rosen梯度投影實現的最小均方（ lms ）與最小二乘盲空時多用戶檢測都好，將提出的新的遞歸最小二乘演算法與提出的數據選擇方案結合起來可以進一步降低其運算量，具有很大的實用價值，最後通過模擬實驗進一步分析了其性能。
  15. The experiment result proves these three retrieval methods have a good retrieval result and fast retrieval speed, which is low 0. 4 second. there are many deficiencies in current content - based 3d model retrieval techniques

    測試結果表明，三種檢索技術具有比較理想的檢索效果，同時檢索速度比較快，最大檢索時間不超過0 . 4秒。
  16. It is shown that using backward selection algorithm select centers can minimize the net work output error in great extent, make network structure more simple and more generalization and approximation. furthermoure, the offline control to pangang hot metal desulfuration process is realized using rbfnn model

    理論研究和模擬實驗證明： rols法比起批處理正交最小二乘法（ ols ）所需的計算空間小，訓練速度快；用後向選擇法選擇中心能最大程度地減小網路的輸出誤差，使網路結構簡化，並且具有更強的泛化能力和逼近能力。
  17. The speed of this search method is very slow and the worst time complexity is o ( n ). when network scales up, it is unbearable

    這種方式查詢速度比較慢，最差情況下為o （ n ）級的，當網路規模很大時，該問題變得很嚴重。
  18. As the reason of the roughness is given, it is found that the roughness can be reduced greatly to 256 nanometers by rising the temperature, and the optimal temperature rising is from 70 to 90

    使用該平臺進行激光加工和機械臺鉆加工相比，加工速度大大增加，最高速度可達3m / min ，加工效率提高20倍以上。
  19. The signal ' s energy is made unitary by whiten before detection in order to simplify the expression of kurtosis. after that we also make use of the advantage of subspace separation to reduce the rank of the signal. thirdly, in order to suppress the effect of time various channel, the adaptive signal processing techniques are studied and an improved adaptive method based on lms ( least mean square ) is proposed

    為了能更好的跟蹤通道的變化，論文還研究了自適應信號處理的方法，並針對最小均方誤差的方法進行了改進，改進后的方法在收斂速度比傳統的最小均方誤差方法有很大改進，並且和傳統方法相比它還有收斂速度對收斂步長不敏感的優點。
  20. Based on the analysis of the fuzzy control principle, this paper presents an fuzzy control method with adaptable coefficients which is used in position control loop. therefore, the speed and placidity demands can be satisfied furthest at the same time

    本文在分析模糊控制基本原理的基礎上，給出了一種比例因子模糊自調整的模糊控制策略，將其用於外環的位置控制，以最大程度地滿足高速卷取對臺階迴避快速性和平穩性的要求。
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