線速比 的英文怎麼說
中文拼音 [xiànsùbǐ]
線速比
英文
differential surface speed-
The parabolic rate constant b is substantially larger for wet oxidation than for dry.
在濕氧氧化中拋物線速率常數B比干氧氧化中的大得多。Ratio control of cvt is the key for engine running according to ideal curve, and controlling thrust of driving and driven pulley reasonably can improve efficiency and extend life - span of metal belt, and it is coupling relation between control of ratio and thrust
無級變速傳動系統的速比控制是實現發動機按理想工作線運行的關鍵，合理控制主、從動帶輪的夾緊力能提高傳動效率和金屬帶的壽命，而夾緊力和速比控制存在耦合效應。This product is a ideal machine to cut the seal of processing vessel and its linear velocity is nonstage transmission. its edge face and groove can be finished in one time and it is several times more effective than before
本機是加工容器封頭切割的最佳設備，線速度無級調速，端面和坡口可一次加工完成，比立車加工功效提高幾倍。The linear speed of ratio of a pulley is in proportion to its diameter
滑輪的線速度比率與它的直徑成正比。The structure of the reducer is smaller and more compact than one with the same as rate and moment
這種結構可以比輸出同速比同扭矩的擺線減速器更緊湊，體積更小。The parabolic rate constant b is substantially larger for wet oxidation than for dry
在濕氧氧化中拋物線速率常數b比干氧氧化中的大得多。Fixed - quatity emu1ation with standard program proves that the construct of the pipeline is with reason, and indicates that the average speedup of the pipeline is 1
典型程序定量模擬測試證明了該流水線結構的合理性，流水線的平均加速比在1It analyses the causes to bright image movement, studies principle to compensate image movement, conforms project to compensate image movement, and designs framework to compensate image movement in the article ; to analyze and design configuration of the scanning mirror, to select matters of mirror and its support structures on the principle of consistent line expansion coefficient ; to ascertain type of moment electromotor by most rotating angle speed and most rotating moment which are required by loads in the period to take pictures, as well as by figuration size of electromotor ; to design retarder according as the electromotor parameters ; to design and optimize lightweighted mirror shapes, because the mirror is key part ; to design flexure support structure, to analyze static and dynamic characteristics of the support structure by name of patran program for validating desig n rationality ; to study function of the scanning mirror electric control system ; to test precision of the system, the results indicate the rationality of design of the scanning mirror system
本文通過分析像移產生原因、研究像移補償原理，確定像移補償方案，並根據像移補償原理設計補償機構；分析與設計掃描反射鏡系統結構，根據材料線膨脹系數一致原則，選擇反射鏡及其背部支撐的材料；由掃描反射鏡在擺掃周期內的最大擺掃角速度確定力矩電機的額定轉速，根據負載力矩確定電機的額定轉距，綜合電機外型尺寸等因素，確定執行元件? ?電機的型號；根據所選電機的參數指標，設計1 ： 6速比的減速器；利用patran軟體對掃描反射鏡系統中的關鍵件? ?反射鏡進行輕量化設計與優化；設計反射鏡柔性支撐結構，並通過軟體分析支撐結構的力學特性，驗證反射鏡柔性支撐結構設計的合理性；從原理上研究掃描反射鏡控制系統功能；進行系統精度測試，測試結果表明掃描反射鏡系統設計的合理性。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。Using the conic function model local approximation, w. cdavidon ( 1980 ) proposed a class of iterative algorithms with modified matrix combining function value, furthermore under the theory d. c. sorensen has used local quadratic approximation method, then applying collinear scaling idea improving on the above algorithm and generalizing it, getting a class of collinear scaling algorithm, unifying former quasi - newton. in the paper, using local quadratic approximation method, the first, constructing the new collinear scaling gene, getting a class of the new collinear scaling algorithm with briefness and numerical stability, ., we discusses some properties of the algorithm and its local linear convergence, q - superlinear convergence and the whole convergence ; secondly we have made numerical experimentation and numerical analysis ; the last, we have done much discussion for collinear scaling idea and given the several new collinear scaling algorithm
本文的工作就是基於局部二次逼近原理，首先通過構造新的共線調比因子，得到了一類新的更簡潔，數值穩定性更好的共線調比演算法，進而我們給出了本共線調比演算法的局部收斂性，全局收斂性以及演算法q -超線性速度的理論證明；其次，用經典的無約束優化五大考核函數就本共線調比演算法進行了數值試驗和數值分析；最後，就局部二次逼近思想，進行共線調比演算法思想進行更廣泛的討論，給出了幾個新共線調比演算法。2 % 22 % and 29 % respectively less than using other three knives at cutting speed of 500mm / min when the moisture contents of rootstalks was 48. 2 %. the cutting forces were tested at four different parts of rootstalk that were the middle part along a radius, the tip part along a radius, the middle part along axis and the stalk part along a radius, and the force at the middle along a radius is the largest and increase 32 % 45 % 111 %, respectively more than at the other three parts. the force increase 37 % to cut the rootstalks from the areas one crop a year more than that from two crops a year
試驗結果表明，根茬含水率愈高，剪切力愈小，根茬含水率與剪切力近似為二次曲線關系；刀片剪切速度愈快，剪切力愈小；凸曲線、斜線、凹曲線和直線四種不同的刀刃曲線對整株根茬剪切力依此由小到大，凸曲線和斜線剪切時有一定程度的滑切作用，所以剪切力相比較小，當根茬含水率為48 . 2 ，剪切速度500mm min時，與其他三種曲線相比凸曲線型刀刃的剪切力依次分別減少了7 . 2 、 22和29 ；對根茬中部、梢部和根部的剪切力，在相同試驗條件下，徑向中部最大，比梢部，軸向根部和根部莖稈所需剪切力分別增加32 、 45和111 ；當含水率為48 . 2 ，刀片的剪切速度為500mm min時，一年一熟玉米根茬比一年兩熟的玉米根茬剪切力增大37 。2. the splitting method, enclosed planetary transmission sketch method and structure sketch method are used to deduce the transmission ratio formulas on several structures of the single - stage and double - stage spatial - cycloid - ball gearing respectively. further more, the simplified calculating formulas on one - tooth - difference and two - tooth - difference spatial - cycloid - ball gearing are given
2 、分別運用拆分法，封閉行星機構的傳動簡圖和結構簡圖推導出單級和雙級的多種結構的傳動比公式，並給出一齒差、二齒差球面擺線鋼球傳動機構減速比的簡化計算公式。We are also the sole agent of some european swiss, german, brisitsh and italian etc. well - known manufaturers, providing products such as robotics, linear motion units, positioning system, servo - control system and gearbox units etc. the machine tool dedicated dual - drive units, planetary gearboxes, worm gear units are featured with high input speed, compact size, light weight, different ratio options and high output torque
不但具有設計開發研製集成自動化控制系統計量測試控制系統的技術能力同時獨家代理瑞士德國英國義大利等歐洲知名品牌的機器人及直線運動單元定位系統伺服控制系統減速單元等機電產品。其中機床專用雙驅消隙減速機行星減速機，蝸輪蝸桿減速機等產品，有著高輸入轉速，體積小，重量輕，多種可選減速比，輸出力矩大等特點，已在全球眾多廠家成功應用。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。( 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。The appearance of the industrial ethernet is one of the resolve. compare to fieldbus, ethernet developed fleetly. it has many virtues
和傳統的現場總線相比，以太網在沒有任何企業背景的情況下迅速發展起來，它具有很多的優點。Considering the high order nonelinearly and mutiple - input - mutiple - output coupling effect of the system, different driving condition and complex external disturbance, hybrid fuzzy - pid control with parameters selfturning is adopted in engine speed control system, the simulation which is integrated with vehicle model in the matlab environment shows that the performance and fuel economy of the car with pscvt is better than those of car with the standard manually shifted transmission
考慮到車輛系統的高階非線性和輸入輸出的耦合效應及汽車運行的復雜工況和外界環境干擾等因素的影響，提出了混合模糊? pid控制演算法用於變速系統速比的控制，並結合整車的數學模型在matlab下進行了計算機的動態模擬。In chapter three, all kinds of projects which may be used in current or future surveillant system, especially soc ^ sopc and multimedia processor, are analyzed and compared in detail. with the gradual maturation of hard - disk recording and the enhancement of pci bus, a corresponding plan of multi - channel surveillant system, which considers the feasibility of current technology and product cost, are put forth
第三章就當前及將來可能用於監控系統的各種軟硬體實施方案作了深入的比較和分析，特別是soc和sopc思想以及當前流行的多媒體晶元結構對於今后系統設計的影響；同時考慮到近年來硬盤錄像技術的成熟以及pci總線速率的提高，就當前的技術可行性以及實際產品成本提出了一套多路監控系統的實施方案。The speedup satisfy : sp - p as n -. good linear speedup and stable efficiency can be achieved under distributed - memory environments
當n時，加速比s _ p p ，在分散式環境下可以獲得很好的線性加速比和穩定的效率。This algorithm has good parallelism in nature, the speedup satisfy : sp - p as n -. good linear speedup and stable efficiency can be achieved under distributed - memory environments
同時，演算法也具有良好的內在并行性，當n時，加速比s _ p p ，在分散式環境下可以獲得很好的線性加速比和穩定的效率。分享友人