立方平均 的英文怎麼說

中文拼音 [lìfāngpíngjūn]
立方平均 英文
cubic average
  • 立 : 動1 （站） stand; remain in an erect position 2 （使豎立; 使物件的上端向上） erect; stand; set up...
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 平 : Ⅰ形容詞1 （沒有高低凹凸 不頃斜） flat; level; even; smooth 2 （高度相同; 不相上下） on the same l...
  • 均 : Ⅰ形容詞（均勻） equal; even Ⅱ副詞（都; 全） without exception; all
  • 立方 : 1. [數學] cube 2. [簡] （立方體） cube3. （立方米） cubic metre; stere
  1. The calculation method using in factory has larger error and is n ' t used in high ignition point oil transformer. in this paper a calculation method, which has been verified by experiment results, is presented based on the fundamental theories and rule equation of heat transfer to calculate the temperature rise of average oil, top oil, coil, core and hot - point. a program has been compiled

    本課題立足於工程實際應用，根據傳熱學基本原理和經典試驗換熱準則式，通過對變壓器發熱冷卻原理進行分析和研究，提出了一套計算變壓器平均油溫升、頂油溫升、繞組溫升、鐵芯溫升和最熱點溫升的計算方法並編制了計算軟體，對影響變壓器溫升的因素進行了分析。
  2. Then, the navier - stokes equations for 2 - d axisymmetric compressible turbulent flow were constructed and phoenics was used to simulate the 2 - d axisymmetric compressible turbulent flowfield of rocket jet

    其次，建立了二維軸對稱可壓縮湍流流動的平均navier - stokes方程，並利用phoenics軟體對二維軸對稱火箭噴流進行了數值模擬。
  3. According to estimation, hold water in new china previously, only the silt of bohai sea of yellow river input, average and annual have left and right sides of 1 billion stere, plus other river and the silt that force delivers wind, add up to has 20, above of 3 billion stere

    據估計，在新中國成立以前，僅黃河輸入渤海的泥沙，平均每年有10億立方米左右，再加上其他河流和風力送來的泥沙，總計有20 ? 30億立方米以上。
  4. These results demonstrate that the heat dissipation ability in the transgenic plants decreases, suggesting that xanthophyll cycle has the function in photoprotection. besides, a dna minipreparation method suitable for screening and identification large amounts of transgenic plants was established. using this rapid and efficient method, one person can prepare d

    另外，還建立了一種適合於篩選轉基因植株的dna微量提取法，此方法操作快捷方便，一個人在一天內能制備50多個樣品， 100mg的植物鮮樣平均可獲得40卜g的dna ，提取的dna可直接用於pcr反應、酶切分析及southern分析。
  5. The innovations of this thesis can be summarized into three points. firstly, the average relative velocity is introducd into a novel adptive weighted clustering algorithm as one important parameter of weight, then it increases the stability and self - adaptability of cluster head. secondly, a new approach to calculating weight is suggested by integrating subjective and objective factors. it is verified by comparison with other approaches to selecting weight. thus the velocity of weight responding to the changes of network topology is increased. finally, using a som neural network to create a classifying model enables every node to learn to identify by itself the role in manet

    本文的創新點有三個:首先本文在wca和aow分簇演算法的基礎上，引入了平均相對移動速度作為權值重要的參數，提出了一種新的基於權值的自適應分簇演算法，提高了簇頭在移動中的穩定性和自適應性;其次，提出了利用主客觀綜合賦權法確定權重的權值計算方法，通過與其他權重選擇方法比較，網路結構變化的權值響應速度得到了改進;最後，論文利用自組織特徵映射神經網路建立分類模型，使得網路中的節點可以自學習地確定簇中角色。
  6. Average production length ( apl ) is introduced as the criterion for measuring control scheme performance. a model is developed with sampling rate and maximum false alarm rate as inputs to determine the optimum subgroup size and control limits as measured by apl

    本文以平均運行長度（ apl ）為衡量控制圖有效性的標準，以抽樣比例和最大可接受錯誤報警率為輸入，通過建立模型的方法，確定最佳的樣本容量和控制線參數。
  7. When sno2 wt % was controlled for 10 %, the square resistance of sn - in2o3 was minimum. through the characterization of in2o3 / sno2 nano powders, some conclusions were drawn : sno2 nano powder is rutile structure, and in2o3 and sn - in2o3 nano powders are cubic structure. in2o3 / sno2 nano powders were well dispersing with spherical uniform grain, and the mean grain was 4 - 50 nm

    通過對inzo3 / snoz納米粉體表徵，得出inzo3 / snoz納米粒子多呈球形、顆粒均勻、分散性良好、組分均勻、純度較高、平均粒徑在4一50lun左右、比表面積達67一156mz / g ; snoz納米粉為正四面體金紅石結構， inzo3和sn一inzo3納米粉為體心立方結構。
  8. A two - cylinder model for saal incorporating bem simulations is proposed, which introduces a factor concerning the geometric parameters of the levitator into the expressions for the time - averaged potential u, acoustic radiation force f, and restoring force constant ki, respectively, and builds up the relationship between the levitation capabilities and the geometric parameters of a single - axis acoustic levitator

    建立了單軸式聲懸浮的優化設計理論模型，採用邊界元方法求解入射聲場，在表徵聲懸浮性能的時間平均勢u 、聲輻射力f _ i和回復力常數_ i的表達式中分別引入了一個涉及懸浮器幾何參數的因子。
  9. In the second section of chapter 2, the fact that the essential interest rates of all nodes differ from each other is discussed, a non - homogeneous differential equation model of interest rate - amount of circulating fund is established, and it is proved that the sum of the weighted interest rates of each node in the financial network still remains a constant and that the difference of the instant interest rates between two nodes will finally approach the difference between their basic interest rates. in the third section of chapter 2, the differential equation model of interest rate - amount of circulating fund in an open system is studied, the laws of changes of interest rate are taken into account when fund is injected into or withdrawn from the node or when fund is injected into the network or withdrawn from the network, and the stability of equilibrium solution is proved based upon lyapunov stability theory. in the last, the equation model of interest rate - amount of circulating fund in the financial network with time delay is studied, and a necessary and sufficient condition for the existence of periodic solution is obtained to the interest rate - amount of circulating fund equation with delay

    本文第二章首先建立了封閉系統的利率?流通量微分方程模型，證明了各結點利率加權和為常數即金融市場利率均衡原理，以及各結點利率極限為整個網路平均利率；其次在各結點基本利率不相同的情況下，建立了非齊次利率?流通量微分方程模型，證明了金融網路各結點利率加權和仍是一個常數，並證明了各結點兩兩之間的即時利率之差最終將穩定地趨于其基本利率差；此外，還研究了開放金融網路利率?流通量方程模型，考慮了結點自身追加資金和提走資金的情形以及網路外部注入資金和向外部轉移資金情形下的利率變化規律，用lyapunov穩定性理論證明了模型均衡解的穩定性；最後，還研究了具有時滯的金融網路利率?流通量方程模型，並給出了具有時滯金融網路的利率流通量方程具有周期解的充要條件。
  10. The temperature range is - 30 ~ 80. the topology of the step - up dc / dc converters and its basic principle is first analyzed in this thesis. then based on the conventional pfm control scheme, a discrete pulse frequency modulation is presented and the state space average model related to the ccm ( continue current mode ) and dcm is established

    然後在傳統的脈沖頻率調制方式的基礎上，分析了一種離散脈沖頻率調制方式，並建立了這種調制方式下升壓型dc / dc變換器在電流連續（ ccm ）工作模式和電流斷續（ dcm ）工作模式的狀態空間平均模型。
  11. Construction and operation of a sewage pumping station with an average dry weather flow of about 12, 100m3 per day

    建造及營辦一個平均旱季流量約為每天12 ， 100立方米的污水泵水站。
  12. Now, with over 13 years of operational experience, across china has earned a well - known reputation for marketing strategy and concept, event creation and management, pr solutions and production that help our clients create more profitable and effective customer, partner and staff relationships

    如今，憑借超過13年的豐富實踐經驗，信諾在活動創意及管理、市場策略及概念、和公關方案及執行等方面都贏得了廣泛的聲譽，並協助客戶獲得更高效的品牌影響和更深厚的客戶、渠道及合作夥伴關系，自成立以來，公司業績平均增長率為55 % 。
  13. By integrating conventional fourie transformation with the smooth average method of spectrum, the high frequency noise was not only removed, but also the signal was smoothed and the main frequency of the signal was found easily and then was extracted as the coarse features of the signal. on the basis, in order to analyze the detail features of the signal, the signal can be decomposed using the db6 mother wavelet function

    在譜分析方法的傅立葉變換中引入平滑平均法對蜂窩結構材料和纖維增強材料聲-超聲檢測信號進行處理，不僅可以有效地去除信號的高頻噪聲，而且可以平滑信號，突出檢測信號的主頻，實現了對檢測信號「粗信息」特徵的提取；在此基礎上，合理選用db6小波基函數，對信號進行小波分解，對信號的特徵進行進一步的細微分析。
  14. A supplementary variable technique is used to obtain the steady - state function and the steady - state probability generation function of the number of customers in the system

    採用補充變量法，首先建立了系統穩態下的狀態轉移方程，通過求解得到了穩態下系統隊長的概率母函數，進而計算出穩態下系統的平均隊長。
  15. Considered the present condition of liaoning province, the evaluation and prediction method of liaoning province bridge technique condition is analyzed, then bridge condition changed - contingency evaluated method is introduced, negative index curve is chosen as the regression analysis model of the bridge condition prediction, and based on the information of bridge management system in the liaoning highway, the parameters of model are calibrated, the average repaired life of bridge is also calculated, the definite method of the bridge ' s repaired year is given, at the same time the markov chain model of bridge condition prediction is presented

    結合遼寧省的橋梁工程及管理具體情況，研究了遼寧省橋梁技術狀況評價與預測方法，引入橋梁缺損狀況變權評定方法，選擇負指數曲線作為橋梁缺損狀況預測的回歸分析模型，並依據遼寧省干線公路橋梁管理系統中的橋梁狀況信息，標定了模型的參數，計算橋梁中修及大修（或改建）的平均年限，給出橋梁大中修年份的確定方法，同時也建立了橋梁缺損狀況預測的馬爾可夫鏈概率模型。
  16. Furthermore, the isoline maps of mean wind pressure coefficients and rms wind pressure coefficients of the structure under various wind directions are plotted. in the matter of theoretical analysis, modeling with finite element method, using the local mean wind pressure coefficients and time history of fluctuating pressures determined in wind tunnel, the wind - induced dynamic responses for long - span grid roof structures are calculated in frequency domain and time domain separately

    在理論分析方面，建立合理的有限元模型，利用剛性模型風洞試驗獲得的各種不同情況下屋面各節點的平均風壓系數和脈動風壓時程，在頻域內和時域內進行了大跨網架屋蓋結構的風振響應分析。
  17. Our company mainly produce film faced plywood, laminated plywood, fancy plywood and so on. the production capacity of our company is over 120 cubic meters one day, and production capacity is over 40, 000 cubic meters one year

    公司技術力量雄厚，擁有員工200多名，佔地50000平方米，年產30000立方米優質建築膜板，所有產品均出口到美國韓國中東新加坡等國家地區。
  18. We choose the forest appearance tidiness, representative stands serving as standard plots, 40 stands were set up at qinling, hanzhong, huanghong in shaanxi respectively, measure every tree in the stands, measure the actual increase by the dominance tree, the time series model of individual age and diameter of quercus variabilis was established according to the actual diameter of quercus variabilis population by the fluctuant time series, the comparison of simulation and reality value of the every stand of quercus variabilis population diameter increase through the four models, the average simulation difference within 1. 5 %, the accuracy is 97. 8 % the simulation effect is better

    在陜西的秦嶺、漢中、黃龍地區選擇林相整齊、有代表性的地段作為標準地，設置樣方40個，對各樣方內的林木進行每木檢尺，通過優勢木解析的方法，測得栓皮櫟種群胸徑的實際生長量，運用起伏型時間序列分析，建立了栓皮櫟種群個體年齡與胸徑生長的時間序列模型，四個模型所得的各個樣地栓皮櫟胸徑生長的模擬值與實際值進行比較，其模擬平均誤差都在1 . 5 %以內，平均精度達到97 . 8 % ，模擬效果較好。
  19. Continuous downpour on the upper reaches of the yangtze river has resulted in this year ' s heaviest flood, with 3, 3000 cubic meters of water flowing into the three gorges reservior every second

    這幾日連續不斷的傾盆大雨使得揚子江上遊河段區域迎來了今年洪峰，平均每一秒就有大概3 ， 3000立方米的水流進三峽大壩的貯水池。
  20. By using ncep / ncar reanalysis data of height and wind, the inter - monthly lpac map, the climate lapc map, inter - annual anomaly map and mean variance map of monthly wind field of 850 and 500hpa and monthly height field of 850, 500, 150, 30hpa are calculated in a globe - belt area, which situates between 30 s and 75 n, from december 1957 to december 1997, according them we analysis the rule of the season transfer and anomaly of nh mean circulation. the results show that the climate map of lapc can describe the seasonal transfer process of large scale circulation better. the advance process of summer circulation establish is form south to north at the middle and lower level of the troposphere, that is reflected primly in the inter - monthly wind and pressure map of lapc ; at lower lever of stratosphere, the establish process is simulate to that of troposphere, and reflect of process of that the south asia high toward plateau ; at middle stratosphere the summer circulation establish begins at middle and high latitude initially, and then transmits to low latitude gradually, while the seasonal variability in mid - stratosphere is stronger than it in troposphere and low - stratosphere

    利用ncep ncar再分析高度場和風場資料，計算了30 s 75 n球帶區域1957年12月至1997年12月逐月850 、 500hpa風場及850 、 500 、 150 、 30hpa高度場月際局地型相似系數圖、多年平均圖（即氣候lpac圖） 、年際異常圖及均方差圖，在此基礎上，分析了北半球平均環流季節轉換及其異常的規律。分析表明，氣候局地型相似系數圖較好地給出了大尺度環流季節轉換發生的過程：在對流層中、下部，風、壓場月際局地型相似系數圖清楚地反映了夏季型環流建立由南向北的推進過程；低平流層夏季型環流的建立與對流層接近，其中，南亞高壓上高原過程有明顯反映：中平流層，夏季型環流的建立明顯表現為從中、高緯度開始，逐步向低緯傳播的特徵，且變化較對流層和低平流層明顯。
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