于文佳 的英文怎麼說

中文拼音 [wénjiā]
于文佳 英文
yu wj
  • : Ⅰ名詞1 (字) character; script; writing 2 (文字) language 3 (文章) literary composition; wri...
  1. As the result, we found natural scale graphite. expanded graphite by self - made, expanded graphite all had a certain flam - retardant effect and the composite inclusive of expanded graphite had the best flam - retardant effect

    同時還據石墨阻燃的特性,測試了復合材料的燃燒性能,結果表明,天然鱗片石墨、膨脹石墨、膨化石墨都具有一定的阻燃作用,以膨化石墨的阻燃效果最
  2. By the large quantity of indoor and field soil mechanics test, this paper investigated physics and mechanics property of xigeda stratum and xigeda compounding filling, profoundly and systematically studied on shearing strength, cbr ( including indoor cbr and field cbr ) and intensity feature of xigeda compounding filling. the new achievement and cognition as follows : ( 1 ) cbr value is decided by moisture content and mudstone content of xigeda compounding filling. the filling material can satisfy minimum intensity standard of express highway when mudstone content is less than some fixed value, ( 2 ) this paper established field cbr standard value which can synthetically evaluate the filling material nature and field compaction degree. ( 3 ) the optimal compacting mean of xigeda compounding filling is hard oscillation first and weak oscillation later, not traditional way which is weak oscillation first and hard oscillation later. ( 4 ) this paper put forward the conception of optimum moisture content in construction different from optimum moisture content of indoor impaction

    以昔格達填料強度特徵為研究對象,通過大量的室內及現場試驗,從昔格達地層巖組的物理力學性質、昔格達填料的物理性質入手,對昔格達填料的抗剪強度、室內承載比及現場承載比特徵進行了較系統地研究,獲得了如下認識及進展:昔格達混合填料承載比值受填料含水量及其中泥巖含量的影響,當泥巖含量小於一定值時,昔格達混合填料具有較高的承載比值,能夠滿足高速公路對填料的最低強度要求;建立了綜合評判昔格達填料性能及現場壓實效果的現場承載比( cbr )標準;對昔格達填料而言,最的碾壓方式為先強振后弱振而不是傳統的先弱振后強振;提出了與室內擊實最優含水量相區別的施工最含水量的概念。
  3. Finally, and for the quantitative measurement, the applied analysis also provides some differentiation strategy of the kumquat ' s process as well as product ( service ) vertical integration for monitoring industrial transformation has to follow up

    接著,就要素策略聯盟方面分析,本研究顯示棗農對以土地加盟的意願偏低,土地加盟之社會集成感應亦不;反之,以資金加盟所創社會效益最,且遠遠大於棗農加盟意願最高的管理與技術加盟。
  4. Having knowing mr zhuguangqian ' s theory about the beauty of chinese deeply, this paper points out that the aesthetic education of chinese must n ' t neglect the speech form, paying attention to digestion ; that literature is the best way to the aesthetic education of chinese

    在言語作品中,我們唯一可依憑的只有言語形式。要體會語的美,我們必須抓住言語形式這一關鍵。本深刻認識朱光潛先生關之美的論述的基礎上,指出語美育必須抓住言語形式,注重感悟;學又是語美育的最憑借
  5. We make the following assumption for when 2 is positive definite matrix, different estimators about matrix of regression coefficients and inefficiency of least squares estimate have been discussed in many documents. considered 2 is nonnegative definite matrix, this thesis derives best linear unbiased estimate of parameter matrix b and estimable parameter function kbl under the meaning of matrix nonnegative definite and the property of maximum probability of blue is investigated. next, we discuss some necessary and sufficient conditions of the equality of the lse and blue, then we derive the estimation of the deviation bet - ween the least squares and the best linear unbias estimators of the mean matrix, meanwhile a relative efficiency of lse ofb is proposed and its bound is given

    當0時,眾多獻討論了回歸系數陣的各種估計及lse的有效性,本考慮了當0的情形,給出了回歸系數陣b及其可估參數函數kbl的在矩陣非負定意義下的最優估計( blue ) ,研究了它的一個最大概率性質,並且討論了最小二乘估計成為最線性無偏估計的充分必要條件,在此基礎上給出了均值矩陣的最小二乘估計與blue的偏差估計,定義了lse相對blue的一個相對效率,並給出了它的界。
  6. In view of the defects in the traditional design methods, the paper presents a modified design method, which was verified by examples of calculations and proved that the presented method can not only be used to better determine the thickness of a bedding course but can also be adaptable to different safety requirements with greater adaptability

    傳統的設計方法存在不足,章提出了一種改進的方法,經算例驗證該法能更好地確定最墊層厚度,同時能適應不同的安全要求,具有較大的靈活性。
  7. Firstly. operation principle of induction heating is introduced and the actuality of the power supply for induction heating is summarized. then, the scheme of structure of the power supply is established : uncontrolled rectifier and buck chopper constitute dc circuit. in this part, operation principle of a kind of soft switching buck chopper is presented mainly and the conclusion that the power semiconductor devices operate in soft switching is also illustrated by analysing the operation principle of all stages ; series resonant inverter is selected as inverter circuit via comparing the advantage and shortcoming of parallel resonant and series resonant. moreover. the work principle of series resonant inverter is analysed and the calculating method of the best dead time is put forward as well

    中首先介紹了感應加熱電源的工作原理並綜述了國內外的研究現狀。接下來分析並制定了電源主電路的構成方案:在對比幾種功率調節方式的基礎上選擇了不控整流加斬波調壓作為直流部分。在這部分里,重點研究了一種軟開關buck變換器,通過分析各階段的工作原理說明了開關器件如何工作在軟開關狀態;對逆變器部分,在比較了串、並聯逆變器優缺點的基礎上選擇了串聯諧振逆變器,並詳細分析了串聯逆變器的工作原理,提出了最死區的計算方法。
  8. The research result indicated : for the strip primary mirror discussed in this article, the hexagon light - weighted cell has the best structural rigidity quality, the square cell is a little worse, the triangle cell is the worst ; there is an optimum on primary mirror thickness ; on condition of 1g gravity load combining with 4 centigrade uniform temperature rising, the thinner and higher of the flexible support reed, the better of the primary mirror surface figure. the decision of the structural parameters of the flexible support reed must take static rigidity, dynamic rigidity, static strength and dynamic strength of primary mirror assembly into account

    研究結果表明:對的長圓形主鏡,採用正六邊形輕量化孔,鏡體結構剛性品質最好,正方形次之,正三角形最差;主鏡鏡體厚度存在最值;主鏡組件在1g重力、均勻溫升4共同作用的工況下,主鏡柔性支撐簧片厚度越小、高度越高,主鏡綜合面形誤差( p - v值)越小,但同時主鏡組件的剛體位移增大、固有頻率下降,因此柔性支承結構參數的確定要綜合考慮主鏡的綜合面形誤差和主鏡組件靜態剛度、動態剛度、靜態強度和動態強度等因素。
  9. Based on nonlinear finite element theory, stress and deformation behaviors are analyzed after ground stabilization and foundation pit reinforcement with deep mixing method. by comparison of the conditions of treatment and non - treatment of two examples respectively, the results indicate that the match ratio scheme used for deep mixing method is more ideal when soft clay is stabilized in this area of fuzhou in the thesis. this scheme not only can fully utilize industrial waste material, but also can economize construction cost

    加固土的工程特性,本以非線性有限元理論為基礎,模擬分析水泥攪拌樁加固地基和基坑支護加固的應力和變形情況;通過兩個例子分別在有處理和無處理情況下的對比,利用固化劑最摻入比來設計地基處理方案,並運用非線性有限元方法計算出土體內大小主應力的分佈情況以及變形情況,結果表明本所得出的配合比方案用於深層攪拌樁法來對福州地區軟粘土進行地基加固時還是比較理想的,這樣不僅充分利用工業廢料,還可節約工程造價。
  10. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    首先介紹了ld泵浦nd : yag激光器的發展狀況、主要特性及其應用,從四能級速率方程出發,推導了ld泵浦nd : yag激光器的閾值、輸出功率和斜效率的表達式,並簡述了激光器的工作原理、結構型式和倍頻方法;其次,以空間相關的速率方程為基礎,提出了ld端面泵浦nd : yag激光器的設計方法,給出了一定泵浦耦合方式下,振蕩光模尺寸、最輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據,以此為依據,設計了自聚焦透鏡耦合小功率ld泵浦nd : yag激光器和透鏡組耦合高功率ld泵浦nd : yag激光器,對激光器的輸出功率和功率穩定性等特性進行了實驗研究;再次,在帶尾纖輸出的高功率ld泵浦nd : yag激光腔內插入一隻空液晶盒,觀察到了激光器以單縱模運轉;最後,根據泵浦光焦斑端面位置對激光輸出功率的影響規律,提出了ld端面泵浦nd : yag激光位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論蕩光束腰半徑時,激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律,測量范圍和靈敏度依賴泵浦功率,隨著泵浦功率的增加,測量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  11. With experiments and theoretical analyzing, we find when the heat discharge is smaller than the entrainment limited, what influences the ability of heat - transmitting of work quality is the quantity of injection and dry limit fluid inventory, the optimum quantity of injection of the three working fluid is 8 ~ 14g ; and the delivering factor that transmission coefficient is determined by capillary limit, not the heat transmission ability of the thermal syphon. therefore, among the three working fluid, acetone is the best. low wind - speed has the obvious function in heat transmission of the thermal syphon

    通過實驗研究和理論分析,認為在熱流量小於攜帶極限時,影響工質傳熱能力的是cpu重力熱管的充液量和其乾涸極限,此次所實驗的三種工質,最充液量應當在8g ~ 14g ;傳輸因素主要決定普通熱管的毛細極限,而不是重力熱管傳熱能力的決定因素;三種工質中的最工質是丙酮;小風速時風速的變化對cpu重力熱管的傳熱有明顯的作用,但在風速大於1m / s以後,風速增加對cpu重力熱管的傳熱能力的增加效果減緩。
  12. It was suggested to make sure the poster color surpasses the graph, the draft in the visual transmission reappears the real intention of advertisement designer, to achieve the desired effect of the visual transmission

    使招貼廣告的色彩在視覺傳達上優圖形和稿,能更真實地再現廣告設計者的意圖,達到視覺傳達的最效果。
  13. It is also discussed how to get the optimum polarization state of the antenna when the scr is optimum. not only the power of cylinder in air but in rain are used in calculating the scr

    非相干目標,章用kennaugh矩陣得到接收功率,然後用拉各朗日乘子法求出最極化狀態和最優接收功率。
  14. Humanities. the names of the schools will be decided later by the schools themselves. the faculty believes the new administrative structure will bring sufficient efficiency gains to lighten the burden of managing the faculty for the academic staff, so that they can concentrate more on teaching and research ; enhance disciplines now housed in small departments ; strengthen academic leadership with a view to advancing critical masses in preparation for the 4 - year university undergraduate programme in 2012 ; and promote intellectual synergies and interdisciplinary work

    學院相信新的行政架構將更具效率,從而減省教學人員在學院管理工作方面的負擔,讓教學人員更專注教學及研究工作,讓一些由規模較小的學系主理的學科能有更的發展,達致理想的規模從而鞏固學術上的領導地位,為2012年推行大學四年制本科課程作好準備,及在學術領域上推動協作及跨學科合作。
  15. Humanities ). the names of the schools will be decided later by the schools themselves. the faculty believes the new administrative structure will bring sufficient efficiency gains to lighten the burden of managing the faculty for the academic staff, so that they can concentrate more on teaching and research ; enhance disciplines now housed in small departments ; strengthen academic leadership with a view to advancing critical masses in preparation for the 4 - year university undergraduate programme in 2012 ; and promote intellectual synergies and interdisciplinary work

    學院相信新的行政架構將更具效率,從而減省教學人員在學院管理工作方面的負擔,讓教學人員更專注教學及研究工作,讓一些由規模較小的學系主理的學科能有更的發展,達致理想的規模從而鞏固學術上的領導地位,為2012年推行大學四年制本科課程作好準備,及在學術領域上推動協作及跨學科合作。
  16. The concept of good codes and proper codes for both error detection and correction is presented. it is shown that the binary perfect codes and the primitive double - error - correcting bch codes and their extended codes are proper for both error detection and correction. the primitive triple - error - correcting bch codes with length 2 " " - 1 and their extended codes are proper for odd m > 5, not for even m > 6

    的主要工作是把目前關只檢錯時線性碼不可檢錯誤概率的研究推廣到同時糾錯和檢錯的情況,獲得了同時糾檢錯時線性碼不可檢錯誤概率的解析表達式,提出了糾檢錯好碼和最糾檢錯碼的概念,並證明了二進制完備碼及其擴展碼是最糾檢錯碼;糾正兩個錯誤二進制本原bch碼及其擴展碼是最糾檢錯碼;碼長n = 2 ~ m - 1 、糾正三個錯誤本原bch碼,當m為大於等於5的奇數時是最糾檢錯碼;當m為大於等於6的偶數時,不是最碼。
  17. This paper extends traditional newsboy model with time - based wholesale price and time - based forecasting precision under normally distributed market demanding, discusses the optimal decision about ordering timing and ordering quantity

    擴展了傳統的報童模型,以批發價和需求預測精度隨時間變化的報童問題為對象,研究市場需求函數為正態分佈的報童模型關訂貨時點和最優訂貨量的決策問題。
  18. Abstract : the generalized shrunken prediction of finite population is introduced, using generalized shrunken least squares estimator of linear regression models. with respect to prediction mean squared error, a necessary and sufficient condition for superiority of a generalized shrunken prediction over the best linear unbiased prediction is obtained. in the case of linear combination of every unit index, a linear restricting prediction is introduced and then a necessary and sufficient condition for superiority of linear restricting prediction over the best linear unbiased prediction is devived

    摘:利用線性回歸模型的廣義壓縮最小二乘估計,引入了有限總體的廣義壓縮型預測,在預測均方誤差意義下,得到了廣義壓縮型預測優線性無偏預測的一個充分必要條件;在只能得到每個個體指標的線性組合時,引入了一種線性約束型預測,並得到了線性約束型預測優線性無偏預測的一個充分必要條件
  19. Is an external resource for the html that i do not need to comment on here, though it might also be considered a kind of metadata - one concerning best presentation of the document

    是html的一種外部資源,這里無需贅述,盡管也可以看作是某種元數據,關檔最表示的元數據。
  20. By a causal research and analysis of emotional interactions in the teaching of english for non - english major graduate students and undergraduate students, this paper explores the inner causes to keep positive interactions and avoid negative interactions between the teaching parties and verifies that positive interactions produce correspondingly positive effects on english language teaching

    通過對非英語專業研究生和本科生英語教學過程中情感因素的調查和分析,探索了師生間保持積極的情感互動、避免消極的情感互動的深層原因,證實了師生間保持積極的情感互動是教師教學和學生學習處狀態時的反應。
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