理論最佳狀況 的英文怎麼說

中文拼音 [lúnzuìjiāzhuàngkuàng]
理論最佳狀況 英文
theoretical optimum condition
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  • : 論名詞(記錄孔子及其門徒的言行的「論語」) the analects of confucius
  • : 副詞(表示某種屬性超過所有同類的人或事物) most; best; worst; first; very; least; above all; -est
  • : Ⅰ名詞1 (形狀) form; shape 2 (情況) state; condition; situation; circumstances 3 (陳述事件或...
  • : Ⅰ名詞1 (情形) condition; situation 2 (姓氏) a surname Ⅱ動詞(比方) compare Ⅲ連詞[書面語] (...
  • 理論 : theory
  • 最佳 : the best; optimum
  • 狀況 : condition; state; status; state of affairs
  1. According to finite element segmentation principle, by combining test with observation, the author has measured the air streamline and speed distribution of burning equipment in dally situation, which provides some guide for research of air field in hearth on cold and hot conditions. and the law is found of air speed distribution by measuring its speed and distribution of upper and lower deck on cold condition, thus it lays the foundation for analysis on hot condition. under four burning states, we measure the air speed in single, double - deck, and find out its corresponding distribution law

    5 .根據有限元分割原布置測點,採用降溫方法,用k五江9106等儀器分別測出單雙爐排燃燒方式4種不同工下,該燃燒設備爐膛內coz 、 02 、 co氣體濃度,並找到了隨爐膛高度方向及深度方向變化規律;從燃燒原分析評價了2種燃燒方式爐膛內coz 、 02 、 co氣體濃度場分佈特點及相應燃料層內乾燥、干餾、氧化、還原、灰渣層厚度,肯定了雙層爐排燃燒方式爐膛中c02 、 02 、 co氣體濃度場分佈合性,從燃燒找出了濃度場分佈態及燃料層內各反應層厚度。
  2. 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

    本文首先介紹了ld泵浦nd : yag激光器的發展、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、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、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;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工大學碩士學位文蕩光束腰半徑時,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于泵浦功率,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 (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 。
  3. Equations of mesh, shorting contact line, undercutting limit line, meshing limit lines and the existence conditions, angle between the direction of relative speed and the direction of contact line, induced normal curvature about every point on the contact line are established. moreover, the paper also theoretically analyzed the error of the grinded gear surface. on the basis of the theory, the computer program is worked out to automatically produce the contact line and the boundary curves of mesh. analysis of meshing circs under different parameters can be done so that we can gain the best process condition

    首先對漸開面二次包絡進行了深入的探討,推導出了兩次嚙合的嚙合方程式、瞬時接觸線方程式、根切界限線方程式、嚙合界限線的方程式及其存在條件,相對運動速度方向與接觸線方向的夾角及接觸線上各點的誘導法曲率;此外,還對磨齒后工件的齒面誤差進行了分析;並在基礎上編制了相應的計算機程序,自動生成接觸線族及嚙合界限線,對不同參數條件下的嚙合情進行分析,可以使工藝條件達到態;後研究了磨齒裝置,設計了磨齒機的傳動系統。
  4. This thesis analyzed the error performance of mfsk and mpsk modulator in hf with optimal receiver, studied the shortcoming and strongpoint of several typical short - wave data transmission systems and their performance over fading and intersymbol interference channels. the theory and key technical of adaptive modem is discussed. in the last, an efficient modulation scheme - block coded modulation is introduced into hf radio systems to improve the efficiency of hf data transmission, this paper also proposes a hf data transmission system scheme composed of a block coded modulator and a decision feedback type adaptive equalizer

    本文在對短波數傳兩種常見調制方式fsk及psk解調性能分析的基礎上,討了幾種採用典型調制技術的短波數傳系統(如時頻調制、多進制頻移鍵控慢跳頻、 chess系統)原、優缺點以及抗衰落和抗符號間干擾的性能;分析了自適應串列數傳系統抗短波通道衰落和多徑干擾的原、關鍵技術;在本文的後引入一種有望解決短波數傳系統低效率的調制方式bcm -分組編碼調制,給出了一個採用bcm技術與自適應均衡技術相結合的短波數傳系統方案,並通過計算機模擬進行了初部驗證。
  5. In this paper, systemic theoretic analysis of the relationship of stock structure and operating performance is progressed, based on this, theoretic study and demonstration analysis organic fall together, and the neural networks model that can reflect their relationship total and systemic is established. the input variable of the model can reflect the panorama of stock structure, also, it can embodiment other influence factor of company performance. the evaluation target system that can reflect the operating condition of listed companies completely, impersonality and truly is advanced, at the same time, the best result weights confirm method is brought forward, thereby, the fuzzy integrate evaluations method is improved

    本文對股權結構與經營績效之間的關系作了系統的分析,並在此基礎上,將研究和實證分析有機地結合起來,建立了一個能全面、系統地反映它們之間關系的神經網路模型:該模型的輸入變量在反映股權結構全貌的同時又體現了公司績效的其它影響因素;提出了可以全面、客觀、真實地反映上市公司經營的評價指標體系,同時提出了結果權重確定法,從而改進了模糊綜合評價方法,並利用改進的模糊綜合評價法求出公司經營績效的綜合量化值作為神經網路的期望輸出;改進了神經網路模型的演算法,使其在樣本數據相對較少的條件下也能很好地在性態上模擬被逼近函數。
  6. Conclusion secondary posterior chamber intraocular lens implantation is a safe and effective method in children over two years old with apbakics

    二期後房型人工晶體植入術是治療2歲以上兒童無晶體眼的方法,需要熟練掌握處復雜情的顯微手術技巧和經驗。
  7. With the using of microsoft visual basic 6. 0, a multimedia computer - aided design system of small type pumping irrigation district is developed in this paper. provided with the live multimedia messages as well as a good man - machine conversation mechanism, this system can help the user to finish the planning of an pumping irrigated area such as the layout of canal system, the selection of pump models, the establishment of the irrigation program, the calculating of canals " parameters, the estimate of the project magnitude, the selection of the field constructions, the economic analysis of the project, the output of results, etc, a new oo ( object oriented ) programming method is adopted in this system, various softwares are integrated in this systems as well by the " automation " technic provided by vb, in addition, the multimedia technic is applied to this system for the first time, it makes the system easy to ope rate. as for the optimization of the canals " section, a new optimization method is adopted based on the existing theories about the canals " section, and in this way, with the purpose of minimizing the project ' s investment as well as a stalized canal, limited by the longituding slope, the canals " best feasible parameters can be deduced. furthermore, a integral method to reckon the earth work is developed in this paper, by this way, the estimate precision of the earthwork is enhanced notably. this paper includes the particular illumination for the developing procedure of each systems " segment, and in the end, the directions of the system are demonstrated in a sample area which lies in the zhaija village, taizhou city, jiangsu province, the running results showed that the initial purposes are achieved effectively, and it has a preferable practicability

    在渠道縱橫斷面優化方面,本文在利用已經比較成熟的縱橫斷面優化的基礎上,提出以工程總費用小為目標函數,以渠道縱坡i為控制變量,以渠道不沖不淤流速及灌區允許地面比降為約束條件,通過縱橫斷面聯動優化的方法得到渠道的工程可行的斷面參數。另外,針對部分地區的取土困難的,本文採用積分法計算渠道工程土方量,從而大大提高了土方量的估算精度,有助於準確控制工程投資規模及資金投向。本文詳細闡述了該系統所採用的編程方法、系統構成、系統各組成模塊的開發過程以及灌區規劃所採用的優化方法及原後應用本系統對泰州市翟家村機電灌區進行規劃設計,運行結果證明其操作比較簡便,界面友好,運行速度快,規劃成果合,基本達到了系統預定的要求,具備較強的實用性。
  8. Based on a number of charging and discharging experiments, a thought is put forward that the polarization may be detected according to the terminal voltages at charging, terminal voltage at the short pause, and the soc ( state of charge ) ; the depolarization by momentary discharge according to the reference of optimal curve

    文撰寫過程中,作者主要進行了如下方面的研究: -對鉛酸蓄電池的電化學機進行充分研究,並在大量充放電實驗的基礎上,提出了依據蓄電池充電時和停充瞬間的端電壓和蓄電池荷電態檢測蓄電池極化的思想。 -依據曲線給定,採取瞬間放電減少極化。
  9. This thesis, beginning from giving the scientific definition to the implication of small city and town, analyzing the best way for the urbanization in china, in a strategic sense elaborates the theory and realistic significance of small city and town construction. through an analysis of the present situations and existing problems in small city and town construction, it further reveals the factors in system, which hinders the construction and development of small city and town. it learns the fundamental experience from foreign countries, and puts forward suggestions to quicken the small city and town construction in china, and explores a new model for the construction of small city and town

    本文從界定小城鎮的科學內涵、分析我國城鎮化的途徑入手,從戰略角度闡述小城鎮建設的和現實意義,在分析小城鎮建設的基本和存在的實際問題的基礎上,進一步揭示了阻礙小城鎮建設與發展的制度性因素,並借鑒外國小城鎮建設的基本經驗,提出了促進我國小城鎮健康發展的若干建議,力求探索小城鎮建設的新模式。
  10. The traditional shortest path algorithm only thinks about length, this ca n ' t satisfy requirements of the complicated traffic. so we introduce the theory of rough set. we use the concept of property importance, think about all the conditions, and get the optimal path selection algorithm based on rough set

    傳統的短路徑演算法僅僅考慮長度這一條件,這顯然不能滿足復雜交通的實際需要,因此我們引入粗集,利用粗集中屬性重要度的概念,綜合考慮各種條件,得到了基於粗集路徑選擇演算法。
  11. Therefore, a greenhouse microclimate model in summer was built for simulation and prediction, and then the variation discipline of microclimate in greenhouse was researched to provide the theoretical reference on the optimization design of greenhouse imported in structure ; the effect result of every parameter on microclimate in greenhouse was analyzed to determine the best control device and make for the descending of energy - consuming in greenhouse, the microclimate state of greenhouse in the typifal climate days was prediction ed to avoid the occurrence of corps ca1amity

    為此,建立夏季溫室小氣候的模擬和預測模型,以探討夏季溫室內小氣候的變化規律,為引進溫室的結構優化設計提供參考;分析各個因子對溫室小氣候的影響情,從而確定的溫室控制設備,有利於溫室能耗的降低;對典型天氣下室內小氣候的態進行預測,從而防止和減少作物災害的發生。
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