特性因數 的英文怎麼說

中文拼音 [tèxìngyīnshǔ]
特性因數 英文
char factor
  • 特 : Ⅰ形容詞（特殊; 超出一般） particular; special; exceptional; unusual Ⅱ副詞1 （特別） especially; v...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 因 : Ⅰ動詞[書面語] （沿襲） follow; carry on Ⅱ介詞1 [書面語] （憑借; 根據） on the basis of; in accord...
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 特性 : characteristic（s）; character; performance; features; properties; behaviour; response; character...
  1. To attain the high - power, well - proportioned and steady high - energy particle beam is the base of analyzing beam loss. the factors that influence the emission performance of the filament are analyzed, and the parameters are calculated. the experiment results proved the correctness of analyses

    獲得大功率、均勻、穩定的高能粒子束是進行束流損失分析的基礎，本文分析了影響燈絲發射特性因素，對燈絲各參數進行了設計計算，實驗證明了分析的正確性。
  2. Based on the study of transferring characteristics of the lcc - type resonant voltage, the parameter combinations, which make widths and magnitudes of voltage pulses of resonant network adjustable, arededucedo when the following requirements are met : fn > 3, k > 3 or cp / cs > 8, the above circuit is of natural voltage - stabilized characteristics, thus open - loop control method for bucking voltage is presented and the experimental results verify that the method is feasible.,

    實測整機在額定負載時效率達到88以上。在研究lcc諧振網路電壓傳輸特性的基礎上，推導出滿足可變寬度和幅度的諧振網路輸出電壓脈沖列的參數組合。設計f n 3 、 k 3或c _ p / c _ s 8時，諧振網路具有自然穩壓特性，因此本文提出並實驗驗證了一種整機為降電壓時的開環控制策略。
  3. The leymus multicaulis has many excellent traits, such as immune or highly resistant to bydv, and highly tolerant to salt and aphid, which are controlled by some unknown genes

    這些特性都是目前種植的大多數農作物、牧草與草坪草栽培品種，本身缺乏急需改良的特性。因此，分離克隆控制這些優異抗逆特性的功能基因，非常必要。
  4. This mass migration to taiwan changed the character of the island. recognizing the urgent need for industrious farmers, the dutch employed the new immigrants, providing them with oxen, seeds, and implements. every new settler was promised an annual subsidy of cash and an ox. because all land in these areas belonged to the dutch east india company, the dutch were able to profit enormously from collecting heavy rents from the chinese tenants

    這一大規模的移民改變了島內特性。因為了解到這些勤勉農民的需要，荷蘭政府僱用這些新移民，並給予牛、種子、和器具，並且承諾每一個新移民津貼現金和一隻牛。因為這些土地都數于荷蘭東印度公司，荷蘭人得以從高價租金賺取大額利潤。
  5. Owing to the fact that the functional information of tissues is directly related to the optical parameters reconstructed, ot is a functional imaging modality for biomedical purpose

    因為生物組織的光學特性參數與其功能信息密切相關，所以它是一種功能性成像方式。
  6. In order to solve the default of the limited valid scope and discontinuity characteristic, introducing the state continuous conversion gene based on establishment of respective mathematics model for low and magnitude current scope, and integrate with them reasonably then having established the mathematics model of suitable whole scope and having solved present mathematics model existent problems

    本文針對目前電弧爐負載數學模型存在的適用范圍有限、特性不連續等缺點，在建立了分別適合大、小電流區域運行特性的數學模型的基礎上，引入狀態連續轉換因子，將分別適合大、小電流區域運行特性的數學模型有機結合為一個整體，建立了適合全范圍的數學模型，解決了目前數學模型存在的問題。
  7. The mentally dense sequence have a series of the characteristic inscrutability that is the good and false random, orbital inscrutability and the sensitivity of the early value. etc. so it is very keeping with in digital signature application

    混沌序列由於具有良好的偽隨機性、軌道的不可預測性、對初值的敏感性等一系列特性，因此它非常適合在數字簽名中的應用。
  8. 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。
  9. Based on analyse of parameters which used to evaluate laser beam quality at present and according to the main properties which influence on laser manufacturing, beam focus characteristics parameter is put forward as the stander parameter to evaluate beam quality, because the foundmental advantage of laser beam applied in industral field is that laser beam can achieve high energy intensity through focusing

    論文在總結目前存在的評價激光光束質量參數的基礎上，根據對影響激光製造的主要光束特性參數的分析，以光束空間特性為核心，提出用光束聚焦特徵參數值作為評價激光光束質量的參數。因為激光作為能源能夠在工業領域廣泛應用的根本優勢就在於它可以通過聚焦獲得極高的能量密度，而值恰恰表徵了實際光束的可聚焦能力。
  10. Objective to observe the effects of the temperature on the determination of hetastarch s characteristic viscosity. methods according to the method three / appendixes vig / part two / chp. 2005. results and conclusion the effects of the temperature on the result of determination are great, the control of the temperature was the key effects on the characteristic viscosity s result

    目的探索在測定羥乙基澱粉中溫度對特性黏數結果的影響.方法參照《中國藥典》 2005年版（二部）附錄g第三法.結果與結論溫度對測定結果影響很大，溫度的控制是測定特性黏數結果的關鍵因素
  11. To enhance accuracy and velocity of agricultural materials weighing, the dynamic characteristics of a hybrid quantifying - weighing system was analyzed, the mathematical model of the weighing system was established, the factors influencing the dynamic characteristics of the weighing system was investigated, and the methods to improve the dynamic characteristics was suggested

    摘要為了提高農業物料稱量準確度和速度，對混合式定量稱量系統進行動態特性分析，建立稱量系統數學模型，分析影響稱量系統動態特性因素，探討提高系統動態特性方法。
  12. Lactide were investigated. the key factors affecting the polymer intrinsic viscosity were found to be monomer recrystallization times, stannous octoate concentration and polymerization time. the thermal stabilizing agent did not significantly affect the polymer molecular weight. the polymer with a viscosity average molecular weight beyond 200000 was fairly reproducible by optimizing the polymerization conditions. it was found that poly

    單體重結晶次數辛酸亞錫濃度聚合時間等條件均是影響聚合物特性粘數的重要因素。熱穩定劑對聚丙交酯的分子量幾乎沒有影響。優化聚合條件可以獲得粘均分子量大於200000的聚丙交酯材料，聚合結果具有良好的重復性。
  13. The mass characteristic parameters of hslrfo include mass, mass center, centroid, lateral misalignment of mass center, rotary inertia, dynamic balance, etc. since the lateral misalignment of mass center is the most important mass characteristic parameter, the demand for the measuring precision of this parameter is very stringent

    高速遠程飛行物體的質量特性參數有質量、質心、形心、質心橫偏量、轉動慣量、動平衡等內容，其中最重要的是質心橫偏量，因此，在測量中，對質心橫偏量的測量精度有著更高的要求。
  14. On - line monitoring of hvcb is the precondition of predicting maintenance, is the key element of reliable run, and is the important supplement to the traditional off - line preventive maintenance in fact, the faults are made by hvcb, no matter in number or in times, is over 60 % of total faults so it has determinative importance for improving the reliability of power supply and this can greatly decrease the capital waste used by - dating overhaul in this paper, the inspecting way of hvcb mechanism characteristic is discussed the concept of sub - circuit protector is presented, the scheme that we offered has been combined with sub - circuit integrality monitoring theory, to ensure that it has the two functions as a whole according the shut - off times at rated short circuit given by hvcb manufacturer, the electricity longevity loss can be calculated in each operation, and the remained longevity can be forecast too an indirect way for calculating main touch ' s temperature by using breaker shell temperature, air circumference temperature and breaker ' s heat resistance is improved in this paper, and main touch resistance can be calculated if providing the load current msp430, a new single chip microcomputer made by ti company, is engaged to develop the hardware system of the on - line monitoring device, and special problem brought by the lower supply voltage range of this chip is considered fully

    高壓斷路器所造成的事故無論是在次數，還是在事故所造成的停電時間上都占據總量60以上。因此，及時了解斷路器的工作狀態對提高供電可靠性有決定性意義；並可以大大減少盲目定期檢修帶來的資金浪費。本文論述了斷路器機械特性參數監測方法；提出了二次迴路保護器的概念，並將跳、合閘線圈完整性監視和二次迴路保護結合起來，給出具有完整性監視功能的二次迴路保護器實現方案；根據斷路器生產廠家提供的斷路器額定短路電流分斷次數，計算每次分閘對應的觸頭電壽命損耗，預測觸頭電壽命；提出根據斷路器殼體溫度和斷路器周圍空氣溫度結合斷路器熱阻來計算斷路器主觸頭穩態溫升的方法，並根據此時的負荷電流間接計算主觸頭迴路的電阻；在硬體電路設計上，採用美國ti公司最新推出的一種功能強大的單片機msp430 ，並充分考慮該晶元的適用電壓范圍給設計帶來的特殊問題；在通信模塊的設計中，解決了不同工作電壓晶元之間的介面問題，並給出了直接聯接的接線方案。
  15. Sixthly, this article analyses analyzes the influence of such main factors as the rotor whirling speed, the entrance pre - rotating speed, the entrance pressure and the seals clearance on the dynamic characteristics of labyrinth seals

    6 、分析轉子轉速、入口預旋速度、入口壓力、密封間隙等幾種主要因素對迷宮密封動力特性系數的影響。
  16. As the manufacture technology of high temperature superconductor ( htsc ) film is greatly improved, it is applied more and more widely. then it is becoming urgent to precisely measure the surface resistance of htsc film that is one of the most important parameters of htsc film

    高溫超導薄膜制備技術的不斷提高使得薄膜的應用日益廣泛，因而對薄膜各種性能指標的測定也顯得更加重要，這就迫切需要對超導薄膜最主要的微波特性參數微波表面電阻進行精確的測試。
  17. Summary : the ice - thickness is the main property parameter of ice and also is one of important factors which influence the ice load acting on the structure

    提要：海冰的厚度是海冰的主要特性參數，也是影響冰與結構物之間作用力大小的重要因素。
  18. Since the western countries began the srfcs research in the eighties, theory of signal detection is used in fdi, and it was successful in some fdi functions in several types of testing aircraft. china did the srfcs research recently, but lack of the engineering fdi algorithm. because the " model based signal detection algorithm " is sensitive to the matching accuracy of the mathematics model and aircraft has prominent nonlinear aerodynamic factors, it is difficulty to upgrade the ability of fdi based on the classical signal detection theory and data fusion only

    國外自八十年代開展自修復研究，一般採用基於常規數據處理的故障檢測理論來實現飛控系統故障檢測與隔離功能，現已在幾種驗證機上取得初步成果，而國內的研究尚缺乏實用的工程演算法；同時，基於常規數據處理的故障檢測精度對被檢測對象的數學模型匹配度敏感，且飛機的氣動特性在故障情況下又具有較強的非線性特性，因此，單純依靠常規的信號處理演算法難以進一步提高故障檢測的精度。
  19. Cefr equipment reliability database is used mostly in following ways : providing equipment reliability parameters through equipment operation log and maintenance records analysis for cefr ' s pra and on - line risk monitor system. providing fault causes of related equipment through the equipment fault records and reason analysis in order to control spare parts macroscopically and adopt necessary improvement. providing curves of equipment fault characteristic through historical records of equipment fault for preventive maintenance

    Erd將是cefr的重要信息系統，它不僅可以提供設備原始特性參數，而且可以提供設備失效趨勢分析曲線， erd的主要用途如下： ?通過對設備運行記錄和維修記錄的分析給出設備可靠性參數，用於cefr的pra分析及風險管理系統； ?通過對設備失效記錄及原因分析給出相關設備失效的根本原因，以便從宏觀上控制備品備件或採取必要的改造； ?通過對設備失效歷史記錄的分析給出設備失效的特性曲線，提供預防性維修所需信息； ?另外erd在大修優化、 rcm 、定期試驗以及維修政策方面有重要的指導意義。
  20. In large rotating machinery using filmatic bearing ( turbogenerator, air compressor, etc. ) there is a potential trouble from impefect installation or running conditions, a metals " contact between rotors and shells. the trouble is usully called rubbing. the advantage of ae technologe in the rubbing diagnosis and early detection is showed. instead of classical ae characteristic parameters ( counts, amplitude, energy, duration and the other ones ) a new feature extraction by frequency analysis of ae envelop signals is discussed. both research of ae process and field experements indicate that periodic components in the envelop spectrum related to rotational speed increase evidently at the beginning of rubbing production, hence are highly sensitive to the rubbing fault diagnosis. according to the new design an acoustic emission equipment for the rubbing diagnosis named buaa ae testing system is developed and described

    汽輪發電機、空氣壓縮機等採用油膜支撐的大型轉動機械，由於安裝或運行中的原因，在轉子旋轉過程中，可能和器壁發生輕微的摩擦和碰擊，簡稱碰摩.聲發射技術在碰摩發生特別是故障早期診斷上有優越性.本系統的特點是沒有沿用傳統的計數、幅度、能量和持續時間等聲發射特性參數，而是在聲發射包絡信號的頻率分析中進行特徵提取.聲發射發生的過程分析和現場試驗都表明這種方法對碰摩檢測很敏感，在碰摩發生的起始階段，包絡譜中與轉速同步的周期性分量顯著增加.根據這種新的設計思想自行研製了buaa碰摩聲發射檢測儀並對此作了介紹
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