driving ratio 中文意思是什麼
driving ratio
解釋
傳動率-
The control system included the following units : video decode unit, data format conversion unit, fpga controller, cache unit and d / a monitor. the above self - design control unit plus row and column power supply units make the whole fed driving system, thus drove the 25 inch sample and realized color video display. the 25 inch vga sample thus fabricated could display video images, and obtained its brightness 400cd / m2, contrast ratio 1000 : 1, 256 circuit gray scale
本文介紹了fed驅動系統的工作原理，重點論述了基於fpga的vga級彩色fed新型驅動控制系統的研製，這種新型fed驅動控制系統主要包括視頻解碼電路、數據格式轉換電路、 fpga控制電路、數據緩存電路和d / a監控電路，配合后級列灰度調制單元和行掃描單元，組成完整的fed驅動系統，可以驅動25英寸vga級fed顯示屏，實現彩色視頻顯示，樣機亮度達400cd / m2 、對比度為1000 : 1 ，灰度等級為256級。 -
The results show that : the main driving forces of arable land change of shouguang county are the per capita income, the ratio of the pasture output value, the ratio of the cropping output values and the ratio of agricultural labor force proportion ; the main driving forces of arable land change of quzhou county are the variation of grain yield per unit area, the ratio of the pasture output value, the ratio of the cropping output values, the ratio of grain field areas and the population density
結果表明：壽光市耕地變化的主導驅動力包括人均收入、牧業總產值比例、種植業總產值比例和農林牧漁業勞動力；曲周縣耕地變化的主導驅動力包括糧食單產、牧業總產值比例、種植業總產值比例、糧田面積佔耕地面積比例和人口密度。在此基礎上，揭示縣域尺度上耕地變化的驅動機制，並為進一步進行土地利用覆蓋變化研究積累方法和經驗。 -
By comparing dc, ac and step - motors and analyzing the driving characteristics of the warp beam, a conclusion was drawn that a higher performance to price ratio could be got when a step - motor was selected for the warp beam
通過對直流電機、交流電機和步進電機的比較，結合織機的織軸驅動特點，得出選用步進電機有較高性價比的結論。 -
Based on the kinematical design criterion of equi - chord percent ratio and spatial rigid body guiding mechanism, three theoretical design methods of arc track, non - arc track, and helical track are proposed in this thesis, meanwhile, different design methods about prime flap and sub - flap driving mechanisms are completed. three cases of different three - gaps - fowler - flap tracks are designed
對后緣三縫富勒襟翼工作時的3個關鍵位置，按照「等弦長百分比」運動的設計準則和空間剛體引導機構的設計思路，提出了圓弧軌道、非圓弧軌道和螺旋線軌道等3種空間位置引導軌道的設計原理，並分別給出主襟翼和子襟翼驅動機構的不同設計方法。 -
By comparing and analyzing the advantages and disadvantages of three kinds of voltage reference circuits, type of current density ratio compensation 、 weak inversion type and type of poly gate work function, a cascode structure of type of current density ratio compensation is chosen to form the core of voltage reference circuit designed in this paper. applying the negative feedback technology, an output buffer and multiply by - 2 - circuits are designed, which improve the current driving capability
然後通過比較和分析電流密度比補償型、弱反型工作型和多晶硅柵功函數差型三種帶隙電壓基準源電路結構的優缺點，確定了電流密度比補償型共源共柵結構作為本設計核心電路結構，運用負反饋技術設計了基準輸出緩沖電路、輸出電壓倍乘電路，改善了核心電路的帶負載能力和電流驅動能力。 -
Many researches have been done with the simulation model. it was found that some structure parameters such as the diameter of the driving piston, the diameter of the buffer piston, the stiffness of the valve spring, the compress ratio of the buffer piston, and the flux area of the solenoid valve etc. have great effect on the performance of the haecvvs. for certain performance demand of the variable vale system, there is a most suitable combination for the structure parameters
通過對電控可變氣門系統的主要結構參數，如動力活塞直徑、緩沖活塞直徑、氣門彈簧剛度、緩沖活塞實際壓縮比、電磁閥通流面積等參中壓共軌電控柴油機可變氣門系統的研究數對電控可變氣門系統啟、閉特性的影響規律的研究發現，動力活塞直徑、氣門彈簧剛度、電磁閥通流面積對電控可變氣門系統啟、閉性能起著決定性的作用，對於一定的氣門啟閉規律要求，這些結構參數存在一組最佳值。 -
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。 -
The experiential formula between kc and base resistance q from cpt and, the relationship between ke and c # ( strength of concrete ) are also created by fitting 94 pressed pile testing date. based on analyzing the compacting effects caused by driving pile in loess and it ' s influence on bearing capacity and settlement, another two disturbance parameters, c and e, are proposed for multiplying respectively the parameters of soil cohesive c and deformation modulus es to reflect this effect. by fitting 51 driven pile testing date, we created an experiential formula between the e and r ( the modulus ratio between pile and surrounding soil ), also an experiential formula between the c and base friction resistance fs / pa from cpt of pile surrounding soil
在本文中分析了靜壓樁的沉樁擠土效應對其承載力與沉降特性的影響，在計算模型中引入了樁周土粘聚力c的修正系數k _ c和樁周土變形模量e _ s的修正系數k _ e來體現這種影響，通過對94根靜壓樁試樁資料進行擬合，建立了k _ c與樁端土靜力觸探的端阻q _ c之間經驗公式以及k _ e與c # （混凝土標號）之間的對應關系。 -
In section one, we analyze the mechanism of lwi gain, and study the effects of the rabi frequency q of the driving field, the injection rates ratio rb / r ~, the exit rate r0, the decay rates ~ and rab between atomic levels, as well as 3 incoherent pump rate r on the gain without inversion, dispersion and population difference of the system. in section two, we discuss the effects of the detuning of the driving field and the probe field on the gain
在第一節中分析了無粒子數反轉激光增益產生的機制、研究了驅動場的rabi頻率、粒子注入速率比值r _ b / r _ c 、粒子退出速率r _ o 、能級間的自發衰減速率r _ （ c - b ） 、 r _ （ a - b ）和非相干泵浦速率r對增益、色散和粒子數差的影響；第二節討論了驅動場和探測場的失諧對無粒子數反轉激光增益的影響。 -
Detailed contrastive simulation tests of four - phase and self - optimalizing abs control have been made and applying effects of self - optimalizing control are discussed, which establish stable principle foundation for self - optimalizing control applying to realistic abs controller. from the simulation results we can find that : automobiles which install self - optimalizing abs apparatus lock on the any road surface only when the vehicle body velocity and wheel velocity arrive at zero approximately, which is better for improving driving stability under braking. it shows anti - lock ability of self - optimalizing ; slip ratio approximates and surround the desired slip, which shows that this abs system uses fully road surface performance and retains large adhesion and braking performance is good ; braking force regulates with varies of road condition, which realizes road self - identification
通過模擬試驗可以看出：在各種路面上，汽車在安裝了自尋優防抱制動裝置后，在車速、輪速接近為0時才抱死，這對提高汽車制動時的操縱穩定性特別有利，顯示了自尋優避免車輪抱死的能力：滑移率的值基本上一直接近並且圍繞著與路面附著系數相對應的滑移率上下變化，說明了該系統充分利用了路面性能，基本上保持了較大的附著力制動，制動性能較好；制動力隨著路面條件的變化而相應做出調整，實現了路面自動識別的功能。 -
The traction motor drives through a constant ratio reduction gearbox to the standard rear axle which is the sole means of driving the rear wheels of the trolleybus
無軌電車的動力馬達經由一恆比降速波箱，標準的巴士尾輪軸推動尾輪。 -
The simulated test of the mechatronics soft start equipment is made regarding the experimental platform of belt conveyor as load, the sensor design is had for selecting type, the testing datum are gatherd and analyzed, the rational curve of velocity in the starting and braking progress are gained, the best matching ratio of driving power for the double asynchronous moters is found
以帶式輸送機實驗臺為負載進行了機械電子式軟起動裝置的模擬試驗，對傳感器進行了選型設計，對試驗數據進行了採集與分析，確定了合理的起、制動速度曲線，求出雙電機驅動功率的最佳配比。 -
In chapter 2, we analyzed the effect of the driving field phase fluctuation on the gain and dispersion and population differences in an open v - type three - level non - inversion lasing system and then discussed the effects of the incoherent pumping rate, the ratio of the atomic injection rates, the atomic exit rate, the rabi frequency of the probe and driving fields and their corresponding detuning on the gain, dispersion and population differences of the system, and got some important conclusions different from those in closed or other open systems
第二章討論了驅動場的相位漲落對開放的v型三能級無反轉激光系統的影響，根據解析解的數值計算結果討論了非相干泵浦速率、粒子注入速率之比、粒子退出速率、探測場和驅動場的rabi頻率和相應失諧對系統增益、色散和粒子數差的影響，得到了一些不同於封閉的v型系統及其他開放的無反轉激光系統的重要結論。 -
In chapter 3, we studied the effect of gaussian transverse profile for the driving and laser fields on lasing without population inversion ( lwi ) in a closed v - type system and an open v - type system. moreover, we discussed also the effect of the unsaturated gain coefficient, the cavity - damping rate, the ratio of the atomic injection rates and atomic exit rate on the corresponding systems. in chapter 4, we mainly discussed the effect of doppler broadening on the gain, dispersion and the frequency up - conversion of the open v - type lwi system and compared the differences and the same between the open system and the corresponding closed system
發現： （ 1 ）在考慮doppler展寬的情況下，通過選取合適的實驗室條件（比如合適的原子環境溫度等）可得到合適doppler展寬值，從而使系統獲得最佳增益； （ 2 ）要想實現系統的頻率上轉換，同時又要獲得足夠強的無反轉激光增益，則系統頻率轉換比不能選取的太大； （ 3 ）對于開放系統，比較小的粒子注入速率比與退出速率對產生無反轉激光是有利碩士學位論文摘要的： （ 4 ）由於dopp1oy展寬的存在，當探測場與驅動場的傳播方向相反時，增益在探測場失諧的某一段區域產生振蕩，且振蕩的振幅、頻率失諧范圍的大小與dopper展寬的取值有關。 -
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。 -
Through militia programs, the final plan is to change the transmission ratio of gearbox, the parameter of friction piece as well as the gear width of the sixth gear of the second shaft. finally, the parts of transmission system - clutch, gearbox, driving shaft, driving bridge are checked and the problems are solved
本文通過多目標規劃，最終的優化方案是適當改變變速器傳動比、摩擦片參數及二軸六檔齒輪齒寬，最後對傳動系各部件- - -離合器、變速器、傳動軸、驅動橋等進行了校核，使問題得到妥善解決。 -
A gearing mechanism of a motor vehicle engine that reduces the power output required to maintain driving speed in a specific range by lowering the gear ratio
（汽車的）超速檔機動車輛的一種齒輪裝置，通過降低齒輪比率來減少為將車速保持在一定范圍內而需要的輸出力 -
In the designing of priority for the transmission ratio, the usage of gear ' s attest on transmission ration should be considered ; the average value is set as the evolution aim of the loss of driving power and the useful effectiveness. a simplified fuel - consumed economically model is used to simulate the fuel consumption while the automobile is in motion
在變速器傳動比優化設計中考慮檔位使用率對變速器傳動比的影響，採用驅動功率損失率和有效效率利用率的加權平均值作為評價指標，用參數樣條函數模擬車速狀態下的燃油消耗量，提出了按變速器傳動比的使用率來確定汽車的加速和等速的比例，並將其作為實際工況來確定汽車的實際燃油消耗率。 -
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。 -
Ratio of crucible shaft driving speed
坩堝軸驅動速度比率
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