指標速率 的英文怎麼說

中文拼音 [zhǐbiāosùlǜ]
指標速率 英文
target rate
  • 指 : 指構詞成分。
  • 標 : Ⅰ名詞1 [書面語] （樹梢） treetop; the tip of a tree2 （枝節或表面） symptom; outside appearance; ...
  • 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...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 指標 : target; quota; norm; index; merit; subscript; index arm; indicatrix
  • 速率 : speed; rate; tempo
  1. They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem

    本研究以重慶市的南川金佛山（自然保護區） 、黔江武陵山（國家重點退耕還林示範縣，森林覆蓋率50以上）和北碚中梁山（遭人為破壞嚴重）典型巖溶區為對象，選擇了幾種重要的利用方式，包括林地、果園、耕地、棄耕地和灌草坡，採用野外巖溶生態調查和室內試驗測量分析相結合的方法，以不同土地利用方式巖溶土壤肥力為重點，對不同土地利用方式土壤肥力特徵進行量化分析，找出巖溶土壤肥力差異的主要方面及其根本原因，論文主要從土壤剖面物理退化指標（有效土層厚度、有機質層厚度、質地、團聚體、水分含量等） ，化學肥力退化指標（有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等） ，樣地土壤微生物指標（細菌、真菌、放線菌數量及總量）以及樣地土壤種子庫植物群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究，為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。
  2. On the whole, the tr and gs of leaf of anthurium andraeanum lind decreased under elevated [ co2 ] and wue increased, these might be beneficial for the increase of pn and chlorophyll as well as accumulation of organic compounds which promoted plant growth and florescence and flower leaf area, furthermore, the improvement of quality

    總之， co :加富條件下紅掌葉片的氣孔導度與蒸騰速率降低，水分利用效率增加，凈光合速率提高，有利於碳水化合物的積累，促使紅掌的各項生長指標（株高、葉面積、生物量）提高，開花比率提高，佛焰苞面積增大，提前且延長了花期，提高了紅掌的觀賞品質。
  3. The result of this paper were : 1 ) the market mircrostructure of chinese stock is ' nt market maker, two - part stock can n ' t circulate and the scale of current stock is small, so, filling right effect make dividend event do n ' t diluate the price, the stock price could n ' t reach optimal price ; 2 ) the meanings of bid - ask speed in chinese has been changed, did n ' t reflect the real trade cost, only reflect the possible trade cost, contained desire of price popple, din n ' t belong absolute liquidity again ; 3 ) turnover rate is a liquidity ' s index, speculation ' s index too, which can explain one side of liquidity, but this index is defective in chinese stock market ; 4 ) martin index was decrescent when dividend event occurred, display the liquidity of stock was improved, so, the martin index is compatible index to measure chinese stock liquidity ; 5 ) stock dividend event affect the liquidity in the stock dividend day, stock dividend event can n ' t dividend event in the bulletin day ; 6 ) the quantity stock dividend and trend of stock market was significant factors that affect the liquidity

    本研究的結論是： 1 ）中國股票市場的微觀交易結構並不是採取做市商制度，且2 3的股票不能流通，流通股規模很小，存在著股票股利事件后的快速「填權」效應，使股票價格快速回升，股票股利發放事件的稀釋價格作用無法發揮，也就無法達到「最適價格」 ； 2 ）中國股市的買賣價差的含義發生了變化，不再是實際交易成本的反映，只是可能交易成本的反映，因而很大程度上代表了股價的波動意願，並不具有完全意義上的流動性含義。 3 ）就換手率而言，它既是流動性的衡量指標，也是最常用的衡量投機性的指標。換手率指標只能說明流動性的一個側面，在中國衡量流動性是有缺陷的。
  4. Lc apparatus almost meet all the needs of space optical communication such as weight, size, power consume, life, cost, driving voltage, intergration of optics and electricity, programe, optically take ? over aperture, beam scanning, deflexional range and so on. switches, deflexional facilities and scanning equipments which made with lc have been used in the system of labor in space communication. the only bug of lc apparatus is that their answer speed only get microsecond rate or submicrosecond rate. but it is practical for them to be used in special beam capture, scan, deflexion controling which don ’ t concerned with code rate and code type

    液晶器件幾乎滿足空間光通信的所有大的指標要求如重量、尺寸、功耗、壽命、成本、驅動電壓、光電集成、可編程性、光學接收孔徑、光束掃描和偏轉范圍等等。液晶光開關、光偏轉器、光掃描器已經開始應用於光纖通信的實驗系統中。液晶類器件應用於光通信的唯一重大缺陷，是其響應速度目前只能達到微秒級或亞微秒級，不過，在不涉及到碼型碼率的空間光束捕獲、掃描、偏轉、控制方面，液晶器件完全可能進入實用化。
  5. Long - hole and geometrical proportion type of mixing unit is finally adapted in lpg supply system, and power and torque output of lpg engine are improved by increasing compression ratio, and ignition characteristic is tried to adjusted to satisfy engine performance. meantime emission performance and noise level of lpg engine at full - throttle and other various part - throttle operations are tested and compared with former gasoline engine. ( 3 ) it is verified by engine dyno tests that lpg engine has better synthesized performance at aspects of power and torque, fuel economy, as well as emission than former gasoline engine

    選擇了等比例長孔式混合器控制空燃比；通過提高壓縮比來彌補動力性的損失；以動力性為主控目標，對最大功率點、最大扭矩點、中等轉速、最低轉速點所對應的發動機轉速做了點火特性的調節；通過空燃比的合理控制，直接改善發動機的動力性、經濟和排放指標；作為對缸內燃燒過程的理論分析，進行了燃燒特性的實驗測試；對原汽油機和新開發的液化石油氣發動機，進行了外特性和部分負荷特性以及怠速的排放及噪聲對比性測試。
  6. At first, according to the concrete requirement of the servo control system, a collective scheme, which provide guarantee to meet the requirements of the global performance, is established. in this scheme, the structure of gimbal and the torque motor driven mode are adopted, and angle measurement is accomplished by inductosyn and velocity measurement is accomplished by dynamically tuned gyro respectively

    首先，根據目標真值測量設備伺服系統的具體要求，確定了地平式常平架結構，力矩電機驅動，分別採用動力調諧式速率陀螺儀及圓盤式感應同步器作為速率及位置反饋元件這一總體方案，為伺服系統滿足整體性能指標要求提供了保證。
  7. ( ii ) this paper makes the annals data of the listed companies in 2004 as sample, and gets earnings per share and the regression equation of the four financial indexes which have noticeable effect on it via stepwise regression method. the four financial indexes which affect earnings per share are the net asset per share, unaccommodated profit per share, quick ratio and return on assets respectively. the equation provides a

    （二） 、以河南省上市公司2004年年報數據作為樣本，應用逐步回歸方法，得到每股收益和對它有顯著影響的四個財務指標的回歸方程，影響每股收益的四個財務指標分別是:每股凈資產、每股未分配利潤、速動比率和總資產報酬率，為這些上市公司提高每股收益提供參考。
  8. The result of study shows the sr - qsw - buck converter adopted interleaving and magnetic integrated techniques achieves high efficiency, low volume, fast transient response, and satisfies severe performance requirements of vrm

    研究結果表明：採用磁集成技術的交錯並聯sr - qsw - buck拓撲具有效率高、體積小、瞬態響應速度快的特點，可以滿足vrm的嚴格性能指標要求。
  9. The design and analysis of vertical pnp transistor was accomplished through the relationship between carriers lifetime of epitaxy layer and current gain, rate of surface combination and leakage current, carriers lifetime of epitaxy layer and switch speed

    從外延層載流子壽命與晶體管放大倍數，表面復合率與漏電流，以及外延層載流子壽命與晶體管開關速度等方面對于輸出級縱向pnp管進行了較為詳細的設計與分析，達到了電路中對輸出級縱向pnp管主要參數指標的要求。
  10. Variance index of the settlements of soft clay subgrade was inducted to analyze the asymmetry settlement rules under the influence of depth of fill, fill speed, geologic types of soft clay etc

    利用這些觀測數據，引入路堤斷面中點和兩側坡腳地基表面3點沉降的方差這一統計學指標，詳細分析了地質結構，填築速率、填築高度以及硬殼層等因素對軟基不均勻沉降的影響，得到了一些有意義的結論。
  11. Goals of highway network planning, in terms of the total length of the highway network as well as the share of expressway and over class ii highways in the network, were analyzed in chapter two by using of network connection index and analogy methodology. the developing goals of shaanxi arterial highway network were proposed. in the third chapter, the overall arrangements for highway network were studied through the importance index of nodes and links

    通過與世界經濟發達國家的公路網密度和運輸結構、以及我國其它地區，特別是與陜西省相鄰省（區）的公路網發展水平相對比，根據我國經濟發展「三步走」的奮斗目標，採用連通度指標測算和類比的方法，按網連通度、公路網密度、人均公路網總里程和單位汽車保有量的公路網總里程指標分別進行測算，確定了陜西省的公路網發展目標?公路總里程、高速公路里程和二級以上公路佔有率的適當范圍。
  12. The results of the experiments indicate that the main performance of the ladar prototype matches the design requirement theoretically. the ladar prototype has many advantages, such as high imaging speed, high image resolution, high ranging precision and high quality intensity image, which can be obtained simultaneously

    實驗結果表明，所研製的成像激光雷達的主要性能指標與理論設計基本一致，具有成像速率高、圖像解析度高、測距精度高以及可同時獲得高精度強度圖像等優點。
  13. For leaming largerscales texts corpus by svm, it is bohant that decomposihon method optanises the svm with respect to subsets and recursively solves the whole svm. the c a estiinator based on leave - one - out test can perform emciently and effectively estiinating in term of error rate, precision, recall and f1

    針對超大規模文本庫的訓練與評估問題，採用分解演算法，迭代求解，然後利用基於leave - one - out技術的評估方法快速有效地計算錯誤率、準確率、召回率和f _ 1指標。
  14. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault ， researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system ， a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows ： this paper compared some existing methods in excitation control ， fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 ， indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which ， discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations ， made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations ， which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations ， there were several very important parameters of power system - - rotor angle ( ) ， rotor speed ( ) ， generator q axis voltage ( eq ) ， transient voltage ( e ' q ) ， active power ( pe ) ， mechanical input power ( pm ) ， valve opening ( ) ， generator terminal voltage ( vt ) ， based on the model ， nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault ， which achieved better postfault regulation compared with another two routine methods ， one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論的基礎上，詳細介紹了dfl理論，通過比較闡明了dfl理論其本質是逆系統方法的一類，並結合具體課題推導出的模型方程將dfl理論進行了擴展，使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程，此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ，在此基礎上建立了實用的電力系統簡化的數學模型，並將擴展的dfl理論應用於此模型系統，結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制器及機端電壓最優控制器，通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器和基於二次型性能指標設計的最優快控汽門（考慮發電機的飽和因素）進行了對比，證實了採用此種控制器可以有效地提高電力系統的暫態穩定性，並且在電力系統遭受小干擾時同樣具有良好的調節性能。
  15. The increasing of single channel capacities and evolution of optical networks topology, from simple point - to - point to intelligent optical networks, call for strict demands to optical filters. in this paper, the crucial technologies of optical filters such as interleaver, optical digital filter, fused biconical taper all - wave coupler as well as polarization - pump combiner have been studied experimentally and theoretically, which include : 1. a new process, cascaded fbt ( fused biconical taper ) with precise control as well as strict interference arm length difference, is proposed for the first time to our knowledge

    單通道速率不斷提高以及網路拓撲由單一的點對點傳輸向可上下載的環網和可動態選擇波長路由的智能型格形光網路演進，對光濾波器的常規性能指標、時域特性和動態可調諧特性提出了更加苛刻的要求，鑒於此，本論文全面研究了全光纖熔錐型奇偶交錯濾波技術、數字光濾波技術、基於g - t全通濾波器的奇偶交錯濾波技術以及熔錐型全波耦合器和偏振泵浦合波器。
  16. Brief introduction the model kx920 wheel is one of the series leading products made in our works that is well received both at home and abroad for its reaso - nable design, beautiful contour, and advanced norms. by adopting of three - ele ment torque converter, fixed - axle type pcwer shifing transimission box, in = bub reduction, double - axle drive, hinged frame, all hydraulic steering, and clamping brade. the loader has such features as : large power reseve, fi - neaccelerating performace, comfortable operation, wide field of vision, it " s muti = function, high - effic ient and flexible engineering machinery. mor - eover, it can be equipped with many kinds of working attachments such as flat fort, muti - fnction bucket, and snow plow, so it may be used for loading and unloading, transporting, piling and leveling materials in various kinds of projects. mines, enterprises and city. welcome friends both at ho - me and abroad to visit our factory and to order our products

    Kx920裝載機是我公司生產的系列主導產品之一，該機設計合理，外形美觀，指標先進，在國內外享有盛譽.它選用三元件液力變矩器，定軸式動力換檔變速箱，輪邊減速，雙橋驅動，鉸接式車架，全液壓轉向，汽液鉗盤式四輪制動，手動鉗盤式停車制動，反轉連桿機構，動力儲備大，加速性能好，駕駛舒適，視野寬廣，是一種用途廣，效率高，機動靈活的工程機械.備有平叉，圓木叉，多用途斗，推雪板，側翻，抓草機等多種工作裝置，因此廣泛用於各類工程，工礦企業和城鎮的物料，垃圾裝卸，運輸，堆垛，平整等作業，歡迎國內外朋友們來公司參觀，選購
  17. 4 ) effect on photosynthesis : the important parameters of photosynthesis such as net photosynthetic rate, transpiration rate, stomatal conductance and substomatal co2 concentration were measured and the results was that the first three parameters of the transgenic tomato were highter than that of the control plants, and the last one was lower than the control tomato, which indicated that the photosynthesis of transgenic tomato were stronger than control clearly. all the results sugges

    4 ） ） t hs用：低溫al ： pll6周，測定植物光合作用的重要指標凈光合速率、蒸騰速率、氣孔導度、胞間隙cqz鵬，結果顯示賂因番茄的即雛率、蒸騰速率、氣孔導度均明顯高於對照，而胞間隙coz氏于對照。
  18. The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method

    本文系統的介紹了速調管的工作原理、主要特點、發展概況、主要性能指標和技術特點，解析的研究了電子束在相對論速調管放大器的調制腔和漂移管中的預群聚;用粒子波互作用的場方法導出了在輻射腔中預群聚電子束產生輻射的自洽方程，同時對線性區的增益進行了計算。理論分析表明，場分析法可用於計算單注單間隙、多注多間隙、單注多間隙和多注多間隙速調管輸出迴路的諧振頻率、間隙阻抗實部和外觀品質因數等特性參數。
  19. Under the condition of different soil humidity and measuring time, a series of ecophysiological indexes, such as net photosynthetic rate, transpiration rate, stomatal conductance, the flow of water, atmospheric temperature, relative humidity, photosynthetic available radiation, and hydraulic conductivity are measured in order to find the factors which cause robinia xylem embolism

    摘要在不同的土壤水分含量和不同的測定時間條件下，對刺槐的一系列生理生態指標：凈光合速率、氣孔導度、蒸騰速率、水勢、大氣溫度、相對濕度、光合有效輻射以及導水率進行測定，探求刺槐木質部發生栓塞的影響因子。
  20. Different performance parameters of obs are presented, which are burst lost rate, length of bhp cache, lowest service rate and the end to end delay in obs system

    通過模擬， obs核心路由器的突發包丟失率、 bhp緩存長度、最低服務速率和系統端到端時延等性能指標得到了確定。
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