選好度變化 的英文怎麼說

中文拼音 [xuǎnhǎobiànhuà]
選好度變化 英文
preference changes
  • : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  1. Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping

    本文的主要內容如下: 1 )對翅片管蒸發器結構特點進行分析,取適當的微元控制體,就干、濕和霜工況下對每個微元分別進行傳熱傳質分析,基於經驗關系式確定霜的有關參數,對于霜工況下的霜生長建立模型,經適當假設,運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型,為系統模擬奠定基礎; 2 )對蒸發在大擾動下的開、停機過程,運用動態集中參數模型進行分析和計算,為更地描述製冷系統運行的全過程奠定基礎,同時也為製冷系統實現自動控制提供一定的理論基礎; 3 )對蒸發器正常運行過程,運用動態分佈參數和參數間定量耦合的觀點來分析和計算,為更地了解穩態工況下各點參數的情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數的敏感性; 4 )編寫翅片管蒸發器動態特性模擬計算程序,可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕和霜厚分佈場,實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。
  2. Gathering fuzzy technique and model - identifying technique to processing research, fuzzy model - identifying technique, a intersecting science, has been come out, which has become hoto in this thesis, based on deeply researching the fuzzy unit - identifying and complete analysis on data of measuring well of the chandqing wushenqi district, the method of constructing self - adapting multi - dimension non - liner subjection degree function has been created without precedento based on the extraction of routine measuring well character parameters, and for adopting self - adapting method to carry through character compression, the model has been improved the performance and enhanced the convergence speed and sorted precision of the algorithm o the relation of measuring well information and the oiliness & gassiness of sandstones is fuzzy ? in the thesis, the law of max subjection degree has been studied and improved, and proved preferable effect in the practical application

    論文在提取一些常規測井特徵參數的基礎上,採用自適應方法對各量多項式進行優,減少了特徵參數間的相關性,突出了類別間的差異性,從而優了模式的質量,提高了分類的精。測井信息和砂體的儲集性之間的關系是帶有模糊性的,論文對模糊「最大隸屬原則」進行了研究和改進,並在實際應用中取得了較的效果。論文成功研製了「自適應」的演算法和軟體? ?即通過對正確回判率的比較,然後對參數進行調節的辦法,可將模式「訓練」到最佳狀態。
  3. In the first part of the paper, the development of motor control system fault diagnosis theory is summarized. on the basis of the analysis of the characteristics of wavelet, the theory is discussed and the definition of the singularity is given. because of the localization property of wavelet transform, wavelet analysis can be used to detect the characteristics of the singularity from the signal and intermittence fault problems lying in the motor under test

    著重介紹了小波分析在電機控制系統故障診斷中的應用,根據小波理論在時域和頻域良的局部性質,討論了利用小波換來檢測信號的奇異特徵的原理,給出了小波換對信號奇異性特徵檢測的方法,針對實際應用,對小波基函數取及小波分解尺進行了探討。
  4. Setenaly according to the analyses from selected profiles, we know that, it is cold and dry in this region during the early holocene when east asian winter monsoon ' s influence is obvious, so, it is a transition period from sand deposit to sandy soil deposit, when the layers become thinner gradually from north to south. during middle holocene, it is warm and humid, influenced evidently by east asian summer monsoon, so, it is an obivious pedogenesis, when there are generally well - developped holecene palaeosol ( so ) from north to south, and the pedogenesis in the south is better than that in the north, the soil is also thicker than that of the north. from late holocene to now, the climate changes to be dry and cold, but its changing scope is smaller than that of last glacial period

    2 、就所剖面分析來看,本區在全新世早期氣候回返,相對較寒冷乾燥,東亞冬季風影響較明顯,此時為沙層堆積向砂質土壤過渡,自北至南堆積的沙粒漸細;全新世中期氣候溫暖濕潤,東亞夏季風影響顯著,此時為明顯的成壤期,表現在自北至南普遍可見發育較的黑壚土層,且南部的成壤作用比北部,土壤的厚也要大;全新世晚期至今,氣候向乾冷方向轉,但遠小於末次冰期。
  5. The quality of buffer layer and thin films was analyzed by afm, xrd, rheed and xps respectively. the effect of the experimental parameters such as carbonization time, working pressure, c source gas flow rate, carbonization temperature, different carbonization gas and substrate on the carbonization process was studied firstly. it was observed that the size of particles was increased with the increase of carbonization time and the rms was opposite, but the trend was reduced while the carbonization time was long enough ; the size of particles was increased with the increase of working pressure too, and choosing a proper working pressure could get a smooth surface ; the size of particles was unobviously changed while the gas flow rate was low, but it was notability increased with the increase of gas flow rate while the gas flow rate was high enough, and a smooth surface could be also obtained by choosing a proper gas flow rate ; with the increase of carbonization temperature, the size of particles was increased, the rms is decreased and a good single - crystalline carbonization layer could be obtained, but a rough surface was formed at a excessive high temperature ; the rms of

    對于碳工藝,側重研究了碳時間、反應室氣壓、 c源氣體的流量、碳以及不同種類的c源氣體、基片取向等因素對碳層質量的影響,研究結果表明:隨著碳時間的增長,碳層的晶粒尺寸隨之大,表面粗糙隨之降低,但當碳到一定時間之後,碳反應減緩,碳層的晶粒尺寸以及表面粗糙小;碳層的晶粒尺寸隨反應室氣壓的升高而大,適中的反應室氣壓可得到表面比較平整的碳層;在c源氣體的流量相對較小時,碳層的晶粒尺寸隨氣體流量的不明顯,但當氣體流量增大到一定程時,碳層的晶粒尺寸隨氣體流量的增大而明顯大,同時,適中的氣體流量得到的碳層表面粗糙較低;碳較低時,碳層的晶粒取向不明顯,隨著碳的升高,碳層的晶粒尺寸明顯大,且有微弱的單晶取向出現,但取向較差,同時,適中的碳可得到表面平整的碳層;相比于c _ 2h _ 2 ,以ch _ 4作為c源氣體時得到的碳層表面平整得多;比起si ( 100 ) ,用si ( 111 )作為基片生長的碳層的晶粒取向一致性明顯更
  6. The forth section analyses demonstratively the effect of m & a of public company by private company, including m & a ' s benefits and operate benefits. the paper chooses the m & a cases took place in shanghai and shenzhen stock exchange ; adopting cases study method and financial index method. it concludes that some of the m & a react overly and the consistency is n ' t good, the m & a is not successful

    第四部分實證分析民營企業並購上市公司的績效,包括合併收益和經營業績兩方面,用1998年發生在深、滬兩地股市的民營企業並購上市公司的事件為樣本,採用了事件研究法和財務指標法檢驗合併收益和經營業績的,通過研究發現,證券市場對並購事件存在過反應;並購績效改善的持續性不,並購整合併不成功。
  7. The paper analyzes the non - lineal relations of the quantity of heat exchange and water flux of coil exchanger in part - load operating condition, the shortage of deciding the water flux in bypass pipe, the disadvantage that the operating condition of pumps and chiller ca n ' t be met with the load change of the air conditioning system in different operating condition of using pressure - difference bypassing control in primary water pump system. using load control method in the change of the operating condition of primary water pump system can realize that the load change is small and reasonable in the on / off condition of pumps and m m chiller by comparing load control method in primary variable - flow water pump system with pressure - difference bypassing control method, back water temperature control method

    本論文從目前空調工程中使用的流量水系統入手,研究了盤管換熱器在部分負荷下水流量與換熱量的非線性關系,分析了文獻中介紹的旁通管通流能力擇的不足之處和一次泵水系統採用壓差旁通控制時,工況轉換不能滿足系統控制要求的缺陷;比較了一次泵流量水系統中壓差旁通控製法、回水溫控製法、負荷控製法的精確性,並得出了在一次泵水系統的工況轉換時,採用負荷控製法能使冷水機組及其相應水泵在啟停時的負荷范圍較小,更符合建築物的冷量需求,節能效果較的結論。
  8. Several materials with large coefficient of expansion were selected to make packaging components, and it was found that the packaging materials have good temperature sensitivity and compatibility with optical fibers. experimental accuracy and repetition of fbg temperature sensitivity and compensation were discussed. have selected several materials which has bigger coefficient of expansion to do packaging components, have made many temperature experiments, there have not flaws, such as aging, crackle, absciss layer, packaging materials have good temperature sensitivity and compatibility with optical fiber ; have designed the simple and practical packaging components, have performed a serials of experiments about accuracy and repetition of fbg wave - length, have obtained the first step conclusion ; have analyzed the result and made comparison between the result of different experiment, have summarized the best packaging effect and several rules to reduce mistskes

    本文所做的主要工作包括以下幾個內容:一、取了常見的熱膨脹系數大的材料製作封裝元件,經過多次一80到80反復測試,封裝元件沒有出現老開裂、封裝裂紋、空洞、離層等缺陷,封裝材料具有良的溫敏穩定性及復用性,與光纖相容性較;二、對光纖光柵進行簡單、實用的封裝處理,就封裝效果的優劣性、波長測量的準確、重復性和封裝時產生的波長損失等方面進行了一系列的實驗,得出了初步的結論;三、對溫敏和溫補償式封裝的實驗數據進行了詳細的分析和對比,從數字上對溫過程中光纖光柵中心波長的改及溫曲線進行了定量的分析,在大量實驗數據分析結果的基礎上,總結出哪種材料封裝效果更,以及如何有效的減小實驗誤差。
  9. According to the special shape and operate requirements of the torpedo, the structure and moulding process of the torpedo shell are established, in which the body and overlay block with grooves are moulded by fiber winding, and close moulding respectively with the adhesive by limited stop compression. in the light of the selection of raw material system, composite system with outstanding performance are defined, based on which the mechanical properties are tested., with the overall consideration of structural characters and design demands, the main factors which may have effects on the strength and stability ( including stiffness section dimension, stiffeners space, skin thickness and skin lay angle ) is optimized one by one for the structure design parameters on the base of the fem model of skin, stiffness and layover block by fem. as a result, the prototype with 1 : 1 proportion and its structure and lay optimization design are completed. the moulding technology for polyurethane foam moulding the stiffened shell is obtai ned in terms of the design, manufacture moulding, experimental mould and tooling

    依據在研產品特殊的外型結構和使用要求,確定了該型號水雷復合材料殼體的具體結構形式和復合成型工藝路線,即由纖維纏繞工藝成型主體異形件,閉模成型帶通槽外貼塊,用限位加壓工裝實現粘接的工藝路線;通過對原材料體系的篩,確定了綜合性能較的復合材料體系,以此為基礎進行了力學性能測試;運用有限元方法,建立了蒙皮、筋條和外貼塊的分析模型,綜合考慮結構特點和設計要求,對影響結構強與穩定性的主要因素(包括筋截面尺寸、筋間距、蒙皮厚、蒙皮鋪層角)分別進行了結構設計參數的優,最終完成了復合材料異形耐外壓殼體1 : 1樣件和縮比實驗件結構及鋪層優設計;完成了聚氨酯泡沫胎成型內置加筋殼體的成型工藝技術研究;對縮比件進行外壓性能測試,並給出了應力、應測試結果。
  10. Abstract : abstraot : to clarify the principles of water vapour transfer throuhg waterproof breathable garments during wear, three wear trials, i. e. resting, exercising and rainy procedures were carried out in a climate chamber. three waterproof breathable and one impermeable garments were assessed in terms of their moisture accumulation in undergarments. it was found that both in steady conditions and in rainy conditions, the waterproof breathable garments are much more comfortable because of their good water proof permeability

    文摘:為了了解在實際穿著過程中,防水透濕織物防水透氣原理,本文進行了休息、運動及雨淋三種人體穿著實驗,實驗在人工氣候室中進行,擇了三種防水透濕服和一件不透濕的一般雨衣來評估其穿著時衣服內的濕.實驗結果表明,防水透濕織物因其良的防水透濕性能,而具有良的穿著舒適性
  11. For floodlighting, the luminance and the color of the lighted object depend not only on the power and the color of the illuminant, but also on the color of the lighted object ( the spectral reflectance of the surface ), so, if we choose the optimum matching illuminant for the lighted object in lighting design, we can get excellence and energy efficiency result

    摘要:泛光照明中,被照體的亮大小、顏色等視覺效果不但與電光源的功率和光色有關,而且還與物體色(即光譜反射比)等有關,所以在進行照明設計時,應擇光源色和物體色相匹配的光源,這樣才有可能使泛光照明效果較,而且達到照明節能的目的。
  12. The affect of transaction costs on the benefits of stakeholders are accepted within the range of 10. 00 % - 50. 00 %. at present, public finance is used as compensation way to environmental benefits of forest resources, but from the long - term view, market creation of environmental benefits of forest resources is a better solution, government agencies will play important roles in institutional arrangements of environmental benefits of forest resources. outstanding of the paper are the following : firstly, time factor has been included in faustmann forest resource model ; secondly, more data are used to estimate tree growth models ; thirdly, time series models of environmental benefits of watershed forest resources are estimated to show time changes of environmental benefits of forest resources ; finally, transaction costs are included with regard to compensation fee institutional arrangements

    分析結果表明:水源涵養林的環境效益顯著,與傳統的僅考慮木材效益的林業經營方式相比,考慮環境效益后將使林業生產實踐和社會福利發生;對水源涵養林環境效益給予小幅的補償如2 . 00 10 . 00即能達到改善環境、提高經營者收益和社會福利的目標,補償水平提高到一定程以後其作用效果減弱,在經濟水平較低的階段或地區可以擇較低的補償標準,當經濟水平發展到較高程以後,可以適當提高補償標準,逐步過渡到完全補償;考慮交易成本以後,使利益相關者的福利有所減少,交易成本幅在補償標準的10 . 00 50 . 00的范圍內時影響相對較小;目前適合於採用公共支付體系的經濟補償方式,但從長遠來看,創建水源涵養林環境服務市場是一種比較的補償方式,且政府在水源涵養林環境服務市場制安排方面仍將發揮重要作用。
  13. Based on the retrospect and review of existent literature, spatial monopolization and rival strategy are accepted but the angle discussing the effect that product differentiation works on cooperation will be changed from producer. by re - constructing function of consumer utility and introducing in consumer preference, the degree of product differentiation may be denoted by the degree of consumer preference. the influence that product differentiation works on critical discount factor d can be obtained by introducing in one - shot price game and repeated game, from which we can learn the influence that product differentiation works on cooperation

    圍繞bertrand悖論的所展開的爭論,為進一步展開對這一問題的分析提供了豐富的工具和背景知識,在對已有的理論文獻加以回顧引述的基礎上,保留原有的空間壟斷概念和競爭策略的同時,改單純從生產者角來論述產品差異對企業合作的影響,重新構造消費者效用函數,引入消費者偏,以消費者的偏的大小來表示產品之間的差異,通過單時期和無限期博弈模型來論證產品差異(消費者偏之比)對臨界折現因子的影響,進而論證其對企業間進行合作所產生影響;效用函數的引入使得價格和運輸成本不再是決定消費者購買的唯一因素,消費者對產品的擇不完全取決于消費者的位置,這會導致企業間定價和市場份額的非對稱性
  14. We have applied this system in the research of microcirculatory disturbance, and have got some very useful information of the change in microvascular. these information help us to grasp the physiology metamorphose of sd - rat in this status, at the same time these information can assist us to screen some medicine

    此系統應用於微循環障礙實驗中,得到了血流速情況,很的反映了大鼠生理的情況,同時在藥物的篩中有一定的指導意義。
  15. In the present experiment studies, an acute traumatic model of lateral cortical impact was employed to study expressive changes of microtubule associated protein - 2 ( map - 2 ), cyclooxygenase - 2 ( cox - 2 ), glial cell line - derived neurotrophic factor ( gdnf ), caspase - 3 mrna and protein after brain injury in rats. immunocytochemical staining, western blotting, nucleic acid in situ hybridization with an oligonucleotide probe and computer image analysis were used to detect the dynamic changes of map - 2 mrna, cox - 2 mrna, gdnf mrna, and caspase - 3 mrna in the cortex after moderate traumatic brain injury ( tbi )

    本實驗從自行設計大鼠腦損傷落體打擊器開始,先行建立了一個便於觀察和施加處理因素、控制性、重復性的動物模型,用30g擊錘從25cm高處下落,沖擊應力d為355 . 09kpa ,打擊大鼠右頂部,造成中等程的閉合性腦損傷,從病理形態學、組織超微結構觀察及微管相關蛋白- 2 ( microtubuleassociatedprotein2 , map - 2 ) 、環氧合酶- 2 ( cyclooxygenase2 , cox - 2 ) 、膠質源性神經營養因子( glialcellline - derivedneutrophicfactor , gdnf ) 、 caspase - 3基因及蛋白表達的時間性,詳盡系統地闡述腦損傷后各指標的時間規律性及表達差異可能的形成機制。
  16. Remarkably, the temperature must be limited between softening point and solidification value, at which the bond can get perfect fluidity and stickiness. effects of bond content and pressure on magnet product during heating - pressing process are the same with effects during common - pressing process. fourthly, it is more than 250 hours before magnet is eroded when it is coated with lacquer by way of cathode electrophoresis

    對溫壓效果影響明顯,應當擇在粘結劑軟點以上、固反應前的某一點,保證粘結劑具有適當的粘和良的流動性;與普通壓制工藝相同,溫壓工藝制備的粘結磁體密和磁性能均隨壓制壓力的增大而提高,磁體性能和磁粉體積分數隨粘結劑含量的規律一致。
  17. Selects theimport material production, the quality of material especially supply, feel is good, thickness foot, also its performance all cannot changeunder each kind of temperature, in turn sufficient air pump afterspecial craft processing, no matter from the noise control to aspectand so on durability achieves the international first - class level

    用進口材料生產、質地特柔、手感、厚足,且在各種溫下其性能都不會,交替充氣泵經特殊工藝處理,不論從噪音控制到耐用性等方面均達到國際一流水平。
  18. Light quality indefinite type pour material is it insulate against heat of good performance to have, heat conduction coefficient little, energy - conserving result remarkable, the intensity is high, the line changes littly, various kinds of stove kiln ideal inside lining, adiabatic material, please according to select different materials for use while being different kinds of, it is easy to economize the kiln cost

    輕質不定型澆注料具有隔熱性能、導熱系數小、節能效果顯著、強高、線小,各種爐窯理想的內襯、絕熱材料,請按不同類型用不同材質,便於節約窯爐成本。
  19. By analyzing expression between a and fuzzy entropy from the view of analytics, this paper analyses the relationship of between a and fuzzy entropy and the changing trend of fuzzy entropy function with the increase of a, then discusses the sensitivity of the parameter a to classification result such as total nodes, rule number, classification accuracy of fuzzy decision tree, proposes an experimental method of obtaining optimal a, it is proved by experiment that the optimal value a obtained by this method can make the classification result of fuzzy decision tree best, and therefore provides the academic evidence of selecting parameter a in order to gain the best classification result

    本文在visualc + +軟體開發平臺及模糊id3演算法的基礎上,從解析的角出發,通過分析參數與模糊熵之間的函數關系式,討論了隨著的增加,模糊熵函數的趨勢,進一步分析了參數對模糊決策樹的分類結果在訓練準確率、測試準確率、規則數等方面所表現出的敏感性,探討了得到最優參數的實驗方法。實驗證明,利用這一方法得到的最優參數的值,可以使模糊決策樹的分類結果達到最的效果,從而為人們用模糊決策樹進行分類時取參數以獲得最優的分類結果,提供了良的理論依據。
  20. These change includes : founding the measuring system of mental bargain so that we can know the mental bargain of staff in time ; selecting the model of salary so that we can meet staff s thirst of interest ; planning the work career of staff so that we can meet their thirst of realizing the value ; founding the double fair system so that we can meet staff s thirst of fairness ; managing the study of themselves so that staff can promote their capacity ; exploiting staff s characters so that they have correct mental bargain only manager realize the importance and effect of mental bargain and pay more attention to building and safeguarding the mental bargain, we can use the mental bargain correctly in human resources management and organization management

    心理契約的革要求我們對人力資源管理系統中某些與心理契約關系密切,同時隨著員工心理契約的難以有效發揮作用的部分進行革,具體可以從以下幾個方面入手:建立心理契約動態追蹤測量制以及時了解員工心理契約的特點;建立薪酬模式動態擇機制以滿足員工對經濟利益的需求;進行職業生涯設計以滿足員工自我實現的需求;建立雙重公平體制以滿足員工對公平的追求;實行自我管理式學習以滿足員工對能力提高的需求;對員工進行心性開發以引導員工形成正確的心理契約。只有組織的管理者真正認識到心理契約的重要性,認識到心理契約對員工的態和行為的影響,重視心理契約的建立和維護,才能在人力資源管理甚至整個組織管理中應用心理契約這一劑良方。
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