超出系數 的英文怎麼說

中文拼音 [chāochūshǔ]
超出系數 英文
coefficient of excess
  • : Ⅰ動詞1 (越過; 高出) exceed; surpass; overtake 2 (在某個范圍以外; 不受限制) transcend; go beyo...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : 數副詞(屢次) frequently; repeatedly
  • 超出 : 1 overstep; go beyond; exceed 2 exceeding; overranging; overpassing; 超出額定范圍 over range; ove...
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. Based on the research of the characteristics of piezoelectric ceramic, this paper presents the analysis of the movement of the stator surface points and work principle of motor. this paper describes a theory about the influence of the ultrasonic vibration on the frictional properties of ultrosonic dring, and finds that the horizontal vibration produces friction driving force and vertical vibration affects horizontal driving effect

    並且對行波型聲波電動機的減摩現象進行了研究,發現在接觸區定子表面上一點的水平振動產生摩擦驅動力,垂直振動只起影響水平驅動效果的作用,得垂直方向聲振動具有減振作用是引起聲驅動動摩擦降低的原因。
  2. The emerging interest of research into multi - sensor information theory is viewed as timely since the multiformity, massiness, complex and real - time processing of information in multi - sensor system has gone beyond the human brain capacity of processing information

    多傳感器統中,信息表現形式的多樣性、信息量的巨大性、信息關的復雜性以及要求信息處理的及時性,都大大了人腦的信息綜合處理能力,多傳感器信息融合理論應運而生。
  3. Of course, many in the industry hope that this technology will eventually lead to fully optical computers ? superspeedy digital systems in which photons rather than electrons serve as 0s and 1s

    當然,業界有許多人希望日後能運用這些技術發展全光學電腦,以光子取代電子來代表0與1 ,構成高速統。
  4. The imported transparent glaze fired at lower temperature was analysed semi - quantitatively by adopting emission spectroscope. the stripping of lead and cadmium from this transparent glaze fired at lower temperature in ceramic product was determined by atomic absorption spectroscope. the effect of chemical composition on the stripping of lead and cadmium was analysed. upon the author s opinion, the overproof lead stripping from the imported transparent glaze fired at lower temperature can only be settled by adopting lead - free glaze instead of adopting low - lead prescription. the author succeeded in developing an excellent lead - free transparent glaze fired at the lower temperature of 1000 1050. the success is based on an inquiry into the feasibility of using such new agents of fusion as li2o and sro in replacement of pbo ; and on a study of the effects of the contents of sio2 , al2o3 , b2o3and other metallic oxides on such performances of glaze as coefficient of linear expansion, fusion temperature and transparency. it is also based on an analysis of coefficient of linear expansion of blank and glaze on an analysis of coefficient of linear expansion of blank and glaze on their correlation ; and on a study of technology for preparing glaze

    採用發射光譜儀對進口低溫透明釉進行半定量分析,並用原子吸收光譜儀測定其陶瓷製品的鉛、鎘的溶量,分析化學成分對鉛、鎘溶量的影響.結果表明,進口低溫透明釉採用低鉛配方不能解決鉛溶量的標問題,只有採用無鉛釉才能解決.探討用氧化鋰和氧化鍶等新型熔劑完全代替氧化鉛的工藝,研究釉料中氧化硅、氧化鋁、氧化硼和各種金屬氧化物的含量,對釉的線膨脹、熔融溫度和透明度等性能的影響.分析坯料、釉料的線膨脹及其相互關和釉料制備的工藝,研製優質的1000 1050低溫無鉛透明釉
  5. Relaxor ferroelectric single crystals, such as pb ( mg1 / 3nb2 / 3 ) - pbtio3 ( abbreviated as pmnt ) or pb ( zn1 / 3nb2 / 3 ) - pbtio3 ( abbreviated as pznt ), have been reported to exhibit an extremely large piezoelectric constant and excellent electrostrictive properties. such excellent performance makes it fully substitute the traditional piezoelectric ceramics and points to a revolution in ultrasonic transducers, actuators and micro - positioners, making relaxor - based piezocrystals the most promising materials for a broad range of advanced applications. however, it is difficult to grow the high quality single crystals because of the lack of valid thermodynamic data

    新型弛豫鐵電單晶鈮鎂酸鉛(簡稱pmnt )或鈮鋅酸鉛(簡稱pznt )是一類新興的功能材料,其在準同型相界附近具有優于傳統壓電陶瓷的較高的壓電常和電致伸縮,可完全代替傳統的壓電陶瓷作為聲換能器、致動器、微位移器等,使其成為鐵電領域的研究熱點,但如何生長滿足應用要求的單晶材料卻一直是一個困擾的問題。
  6. This article aims at the boiler ' s problems in operation : 1 ) under nominal load, the smoke temperature at the outlet of hearth reaches 1200, far more exceeds 1050 the original designed temperature. this will always result in slag inside boiler and the temperature of overheater ' s pipe superheat, so that boiler cannot take nominal load and all these influence boiler ' s nomal operation heavily, 2 ) this article also studied the reason why the assistant oil becoming necessary when coal changes. during the nomal operation, many factors ( makeup of combustor and its disposal, smirch and encrust of water wall, excessive air coefficient, temperature of primary air, coal type and density of coal dust ) can deviate the designed working conditions, then affect the boiler ' s nomal operation

    本文針對該鍋爐在實際運行中存在的問題:在額定負荷下,爐膛溫、低溫段過熱器前煙溫高達936 ,遠遠過815的設計值;噴燃器四周水冷壁結焦嚴重,過熱器管壁溫度標,無法帶上額定負荷;甚至有時因燃煤質量的變化,必須投油助燃的嚴重情況進行了分析研究。在實際生產過程中,燃燒器的結構、布置,水冷壁的粘污、結垢,過剩空氣、一次風溫、煤種及其濃度變化等許多因素都會偏離鍋爐的設計工況,從而影響爐內的傳熱和燃燒,造成爐膛溫、水冷壁結渣等問題。
  7. Iv ) for the strong interfacial coupling, there exist three pyroelectric peaks in the temperature curve of pyroelectric coefficient, and with the decrease of the interfacial coupling, the number of the pyroelectric peaks will decrease gradually

    我們還發現,較強的界面耦合導致熱電的溫度曲線上的三個熱電峰的現;而界面耦合強度的減弱及鐵電晶格尺寸的減少將導致某些熱電峰的消失。
  8. In the second place, based on the asu of buggenum igcc plant in netherlands, both static and dynamical model for distillation tower of the asu are created and some valuable conclusions are gained as well. finally, a compartmental simplified model is created for distillation tower of the asu, in order to reduce the simulation time and increase the simulation efficiency. the new model will be helpful to the further simulation and on - line optimal control for the asu of the igcc plant

    其次,本文以荷蘭buggenum電站的空分統為原型,基於matlab建立了空分統精餾塔的半圖形化動、靜態學模型,並通過模擬,得了一些有價值的結論:當空分統的壓力變化時,氧氣產品濃度的響應時間常為兩小時左右,說明空分統是igcc電站最大延遲環節;而且雖然氧氣濃度最後會穩定在igcc電站所要求的范圍之內,但在過渡過程中會限制,這些都為igcc電站的安全運行及控制統設計提供了有價值的信息。
  9. 1 m 0. 5, the phase - shifted angle 6 is controlled in term of sine law which makes the magnitude of resonant voltage track a reference sine voltage, and the resonant voltage is rectified, filtered, inverted and then the better sine - voltage output is obtained, theoretical analysis and experimental results show that for the resistive load and inductive load, the switches of leading leg of the phase - shift - controlled circuit are always turned on at zvs, and ones of lagging leg are turned on at zvs ( < 0 ) or turned off at zcs ( ( > 0 ), moreover, all switches in the low - frequency inverter are always turned on and off at zvs, the measured circuit efficiency for rated load reaches up to 88 %

    從功率單向流動角度發,提了一種lcc諧振型恆頻移相單相高頻鏈逆變電路拓撲,在調制0 . 1 m 0 . 5情況下,控制移相角按正弦規律變化,使諧振電壓脈沖列的幅值追蹤參考正弦電壓信號,經過整流、濾波、低頻逆變,從而獲得正弦度較好的輸電壓。理論分析和實驗結果證明對于阻性負載或阻感性負載,移相全橋具有前橋臂零電壓開通,滯后橋臂或者零電壓開通( _ 0 )或者零電流關斷( _ 0 )的軟開關特性,而低頻逆變器的各個開關均實現零電壓條件下的開通與關斷。
  10. The results indicated that, the fabrication process of ultra - fine grain material is mainly determined by the stress, rotate speed and the flux of cooling water. the grain refining and the hardening effect are mostly affected by the rotate speed and the flux of cooling water. compared with commercial ly12, the invalidate strength and the prolongation rate of the ultra - fine grain material are properly improved in the measurement of compression property ; and the abrupt change of the dilatability of the ultra - fine grain material at 500c is found ; also the phenomena of which the grain size of these microstructures is stable when annealed under 300c is observed

    研究表明,採用本文提的摩擦壓扭強變形區轉移法可以得到棒狀的細晶材料,軸向壓力、扭轉速度和溫度是採用該方法制備細晶材料的主控參;試件的旋轉轉速和冷卻速度對變形區晶粒細化和硬化效果影響顯著;細晶ly12的壓縮性能與淬火+自然時效狀態的ly12壓縮性能相比,斷裂強度和延伸率均有一定程度的增強;細晶ly12的熱膨脹在550左右發生明顯的變化。
  11. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    試驗結果表明:所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求;聚四氟乙烯樹脂熱分解溫度過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳纖維表面含有c = o及c - o - c等極性基團,有利於提高其與其它組分的相容性,提高層間剪切強度;均勻設計試驗方法能夠用較少的試驗次配方與摩擦性能間的關,擬合曲線基本能表示各配方的摩擦發展趨勢;配方中不加銅粉或不加石墨,其摩擦均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦均具有較低值;純聚四氟乙烯樹脂在空氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬表面均可形成潤滑轉移膜,從而減少金屬摩擦副表面間的直接接觸,大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。
  12. As a new type of functional material which has been developed in recent years, rare earth - iron giant magnetostrictive materials has many advantages, such as large magnetostriction strain, high coupling coefficient, quick response, high energy density and so on, which make it have good application future in fields of precision driving and microdisplacement based on the new type of functional material, this paper uses new principles and approaches to study this kind of microdisplacement actuator and its precision driving system

    稀土鐵磁致伸縮材料就是近年來發展起來的?種新型的功能材料,具有磁致伸縮應變大、機磁耦合高、響應速度快、能量密度高等優點,已在精密驅動及微位移執行器等領域顯示良好的應用前景。本論文以這種新型的功能材料為基礎,以基於該類材料的微位移執行器及其精密驅動統為研究對象,並採用一些新的原理和方法,為新型、高性能微位移執行器及其精密驅動統的研究提供一個新的途徑與思路。
  13. An popular notion of decoupling degree for analysis and judgement is given in this paper. it is based on the investigation of the predecessor, such as bristol ' s relative amplifying method which assessed the coupling degree according to the value of that departed from 1. but when the value was negative, the interacting extent was more serious than the value which was consumedly bigger than 1

    本文提了一種對分析與判斷解耦統有普遍意義的耦合度新概念,是在吸收前人許多研究成果基礎上加以改進與完善的,如bristol提相對放大_ ( ij )的方法,以_ ( ij )偏離1的大小來判斷耦合度的大小,但實際上, _ ( ij )為負時,統耦合的情況遠比_ ( ij )大大過1的情況嚴重得多。
  14. A fuzzy image data model and a concept of fuzzy space are proposed, in which model visual feature, spatial feature and semantic feature are used for super feature in order to utilize advantage of traditional relation database as well as characteristics of image data and fuzzy retrieval. based fuzzy space, a method of similarity measurement of image is presented to support fuzzy features - based image retrieval and satisfy user ' s query requirement for image. in the thesis, a semantic template and the mechanism of dynamic relevant feedback are defined so that it can express user ' s query semantic and improve retrieval precision and useable capability for image retrieval

    研究了模糊檢索方法和相關反饋機制在圖象檢索中的應用,提了一種模糊圖象據模型和模糊空間的概念,該模型將可視特徵、空間特徵、語義特徵看作屬性,既充分利用了傳統關據庫的優點,同時又考慮了圖象據以及模糊查詢的特點,文中提的模糊空間和模糊相似性度量方法能支持基於模糊特徵的圖象查詢,較好地體現用戶圖象查詢的應用需求,文中定義的語義模板和相關反饋機制能在一定程度上表達用戶的查詢語義,提高圖象檢索的準確率和易用性。
  15. We have calculated and plotted the curves of the refractive index, group velocity index, lowest - order and second - order dispersion indexes as a function of wavelength. the lowest - order and higher - order dispersion - induced broadening and deforming of light pulses is analyzed for various pulse shapes, such as gaussian, super - gaussian and hyperbolic secant pulses

    了折射率、群速指、低階和二階色散隨波長變化的關曲線,研究了高斯脈沖、高斯脈沖和雙曲正割脈沖等短脈沖在clbo晶體中傳播時,由於低階色散和高階色散引起的脈沖展寬和形變。
  16. This program can predict the wall temperature 、 internal wall heat tranfer coefficient 、 fluid temperature and entropy profile along the water wall. all of these provide an important foundation for designing this type of water wall structure to ensure the safety of the boiler operation. this hydrodynamic calculation program and the results can be used to analyze operation reliability and structure design of water wall system

    利用所開發的程序對設計的臨界cfb進行了計算,給不同負荷下,水冷壁口工質溫度分佈,水冷壁受熱面不同位置處的金屬壁溫、內壁放熱、流體溫度焓值分佈,以及不同管子的流動壓降等結果,為分析鍋爐工作可靠性及水冷壁統的結構設計提供了重要依據。
  17. After designing oil ditches on the surface of its arc - block, increase friction factor and make sure self - lock which solves above problem. do qualitative analysis to lower pair and one - way overrunning clutch and inner star - wheel - roller overrunning clutch by using self - made lever loader. the experiment shows : on the same condition, the deformation of new overrunning clutch ’ s surface contact with lower pair is smaller than the deformation of roller overrunning clutch ’ s line contact with higher pair and new overrunning clutch ’ s skid angle is smaller

    對低副單向越離合器的部件進行了加工製造,在越離合器弧塊表面創新設計加工排油溝,增大摩擦,保證實現自鎖,解決了很多離合器工作過程中容易現無法自鎖的問題;對低副單向越離合器和內星輪滾柱越離合器用自製杠桿加載器做了定性分析,實驗表明:相同條件下,新型離合器低副面接觸比滾柱離合器高副線接觸變形小、溜滑角小。
  18. Because the number of rectangle can only be estimated in advance, so probably there is some rectangle exceeding the boundary because of allotting too much rectangle or too fewer rectangles is allotted results in the waste of material

    由於自動排樣統事先只能初步估計待排矩形件的目,所以自動排樣統產生的排樣圖可能會因排入的零件太多而使得個別零件板材,或因排入的零件太少而使板材無法排滿。
  19. An application exception represents the occurrence of a business logic error : withdrawing more than an account balance, reserving a seat which is already reserved, getting a credit card charge denied, etc. this is different from a system exception, which represents a system level error like running out of memory or running past the end of an array

    應用程序異常表示發生了業務邏輯錯誤:取款了賬單余額、預訂已被訂的座位、獲取已被凍結的信用卡的費用等等。這同統異常不同,統異常表示統級別的錯誤,如耗盡內存或者組越界。
  20. This paper, regarding the asphalt pavement in the zhoukou region as the study object, according to the prevalent norms ( specifications for design of highway asphalt pavement ), with the beginning of the pavement performance and the transportation investigation, totally and systematically analyzes the traffic parameters and the destroying reason of pavement at the early stage in the point of fatigue property and limit strength, gives the concepts and methods of the growth rate of equivalent axle load action time, seasonal modification factor and overload factor, proposes the method of axle load conversion on the condition of heavy loading. on this basis, it proposes the design method adapting to asphalt pavement construction, explains the steps of thickness computation of construction with the combination of engineering example, finally verifies thedesign method in the paper by test road. theory and practice both prove that the reasonability of pavement structure style and the reliability of design method in the paper can adapt to the present heavy loading and overloading traffic conditions, have highly theoretical and practical value

    本文以周口地區瀝青路面為研究對象,以現行《公路瀝青路面設計規范》為依據,從路面使用性能和交通特徵的調查入手,從疲勞特性和極限強度發分析了路面早期破損的原因,全面統地進行了交通參的分析,提了當量軸次增長率、季節修正的概念和方法,並提了重載交通的軸載換算方法。在此基礎上,針對載、重載交通從結構組合設計、結構厚度計算(包括疲勞強度標準和極限強度標準)等方面提了適宜的瀝青路面結構設計方法,並結合工程實測,說明了結構層厚度計算的具體步驟,最後通過試驗路驗證本文提的設計方法。理論與實踐均表明,本文提的路面結構型式合理、設計方法可靠,能適應目前重載、載交通的狀況,具有較高理論與實用價值。
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