比不平衡 的英文怎麼說
中文拼音 [bǐbùpínghéng]
比不平衡
英文
ecific u alance-
There will also be symptoms of foremilk hindmilk imbalace caused by too much intake of foremilk in proportion to hindmilk
按比例而言，由於吃下的前奶過多，嬰兒還會出現前後奶不平衡的癥狀。Y chromosome is transmitted in the form of hap - loid, leading to extreme disequilibrium of y chromosome genetic markers distribution in different population. the prerequisite of str application in forensic medicine is establishment of a database of population y - str loci haplotype distribution. therefore we need to form haplotypes by using the known highly polymorphic str loci and detect more local population
由於y染色體呈單倍體遺傳，導致y染色體遺傳標記在不同人群中的分佈極不平衡，群體差異比常染色體str位點更加顯著，在法醫學應用的前提條件是：建立含有多個y - str位點的單倍型的群體分佈數據庫。One class classification is a machine learning approach different from the traditional pattern recognition approach where two or more class samples are required. however in some real - life cases, we can hardly, even not, get the samples of some classes, or have to pay costly price to obtain the so - needed samples, such as in the case of machinery malfunction. and while in other cases, the sizes of samples among classes are imbalance, such as medical diagnosis
單類分類器是不同於傳統模式識別的一種機器學習方法，傳統模式識別方法一般需要多個類別的樣本（至少兩個） ，而在有些場合中，幾乎無法獲取多類的樣本，或者獲取其樣本所需花費的代價非常高，比如：機器故障中我們不可能為了去獲得故障樣本而讓機器特意產生故障；又有些場合的類別樣本個數嚴重不平衡，比如醫學上的疾病特徵與非疾病特徵的比例是嚴重不平衡的。Actual seismic data procession shows the efficiency of this method to increase the signal - to - noise ratio of horizontal stacked profile, especially for inaverage signal - to - noise ratio in pre - stack trace assemblage data
實際地震資料處理表明，這種方法能夠有效地提高水平疊加剖面的信噪比，尤其對于疊前的共中心點道集資料中信噪比不均衡的情況，效果更好。First, we start with analyzing the input of education funds and type paid, then we further analyze the index quantity of educational reflecion and the influence factor, third we continue to analyze and compare our country input in education situation with foreign countries and discuss the method on how to cinfirm the educational aggregate investment and proportion. finally, according to the characteristic of the economic disparate development of all parts of our country, we will regard cities as representatives, and divide our country into seven kinds of areas, and prose a rational proportion of input in education
從分析教育經費的投入與支出的類別入手，進一步分析了反映教育投入量的指標及影響因素，並將我國教育投入情況與外國的教育投入情況進行分析比較，討論了確定教育投資總量及其比例的方法，並根據我國各地經濟發展不平衡特點，以城市為代表，將我國分為七類地區，提出了我國教育投入的合理比例。第四部分，分析了我國各級各類教育投入的渠道與形式。This paper gives a comprehensive comparative study of library reference service between china and foreign libraries under the networking environment. through cases of some libraries, the paper thinks that digital reference service in china is at a simple phase and disparate development, and should improve
文章對網路壞境下中外圖書館參考咨詢工作進行了比較研究，通過國內外圖書館的一些實例分析，提出我國圖書館數字參考咨詢服務手段與方式尚處于初級階段、各地區及各類圖書館參考咨詢服務發展很不平衡、人員素質亦有待提高的觀點。The submarine noise detected by sonar consists of two parts : propeller - generated hydro - dynamical noise, which can be greatly reduced by improving the submarine rear shape ; radiated noise from the submarine structure excited by the centrifugal forces ( moments ) of rotatory machine, which is more complicated and influenced by many factors
聲納所探測的潛艇噪聲包括兩部分，一是螺旋槳運轉帶來的水動力噪聲，二是潛艇主機工作時產生的不平衡力和力矩引起潛艇結構振動，帶動流場振動從而輻射噪聲。通過改進潛艇尾部線型設計，已將水動力噪聲降到比較低的程度，而結構噪聲則復雜得多，與許多因素有關。This paper focuses on the control strategies to improve the performance of the three - phase ac - dc pwm voltage - source - converters ( vsr ) under unbalanced power supply. the problems such as negative sequences current, voltage and current harmonics and un - constant ( un - smooth ) power flow from ac to dc side are discussed in this paper. the analytical solutions for negative sequence current and harmonic current elimination are obtained by fully feed - forward of negative sequence voltage and producing a non - harmonic current command of the inner - loop
電網不平衡時，基於電網平衡為約束條件設計的三相vsr將出現不正常運行狀態，比如三相vsr交流電流中出現負序分量，使交流電流嚴重不對稱；直流電壓和交流電流中出現非特徵諧波分量，使直流電壓和交流電流波形發生嚴重畸變；三相vsr從電網吸收不平衡的瞬時功率等一系列問題。Circulation for transferring record then, based on the above limitations, this paper proposes a dynamic load balancing method. through the simulation of the change over time of the traffic of customer data, it draws a comparison in the deviation of the change over time of the traffic in a certain sdm ( service data module ) with respect to that of the average traffic of all modules between old method and new method. the load imbalance ratio, the number of records transferred per unit time and the reduction of number of modules are evaluated
本論文針對上述兩個問題，提出一種改進的負載平衡方法，通過對用戶數據流量隨時間變化的模擬，比較了記錄遷移方法改進前後每一模塊的流量變化與所有模塊平均流量變化的趨近程度，同時還對幾個重要參數：模塊數量縮減率、負載不平衡比和單位時間內記錄遷移數量，它們之間的關系進行討論，得出改進后的記錄遷移方法能夠達到動態平衡負載的效果。The conclusions is that the east - expansion of nato is the reflection of the contrast 、 change and imbalance of international power after the cold war, and also is the struggle of the rights, benefit and duty between the powers
本文的結論是北約東擴是冷戰后國際力量對比、消長變化和不平衡的反映，也是大國之間權力、利益和責任之爭。Abstract : the responses of shaft bow and their relationships with unbalanceresponses and mechanical or electronic run out are analyzed based on the theory of rotor dynamics. the responses of shaft bow are separated from the unbalance responses successfully by making use of vibration information under different rotor runs. an identification method of thermal bend is presented based on the 2d - holospectrum technique. experimental results show that when bow phase is steady and amplitude is variable, the tangent of initial phase point on the 2d - holospectrum is parallel, which can be effectively used for diagnosis of bent shaft
文摘:依據轉子動力學理論分析了柔性轉子彎曲響應的特徵，在此基礎上討論了它與不平衡響應及機械與電氣跳動量之間的關系，並利用轉子在不同起車情況下的振動信息，有效地分離了彎曲響應和不平衡響應，求解出彎曲量與不平衡量的比值.提出了轉子在恆定轉速下，基於二維全息譜技術的熱彎曲故障識別方法.研究結果表明，當彎曲量相位穩定而其幅值變化時，轉子響應的二維全息譜初相點的切線是相互平行的，由此可以有效地實現轉子熱彎曲故障的識別與診斷The dynamics behaviors of the flexible jeffcott rotor system supported by unsteady short dynamic bearing are investigated. based on nonlinear unsteady - state dynamic n - oil film force model described by three functions the local stability of the periodic solutions with the controlling parameters, rotational speed ratio, imbalance amount, damping ratio and viscidity, are predicted by using the floquet multiplier. it is found that the period doubling bifurcation is caused by a certain imbalance amount and the hopf bifurcation is created by the lost stability of the oil - film
研究了非穩態動載短軸承支撐的jeffcott柔性轉子系統的動力特性，基於可用三個函數表示動態油膜的非穩態非線性油膜力模型，將轉速比、不平衡量、阻尼比、粘度作為控制參數，利用floquet乘子預測周期解的局部穩定性，發現倍周期分叉是由一定量的不平衡引起的，而hopf分叉是由油膜失穩造成的。This can fully consider the effect of the structure of transmission line and the selection of lighting parameter etc. by calculating and analyzing various of factor that affect the lightning tripping probability of 500kv double circuit transmission line, we can draw the conclusions : the result by intersecting method is more accord with the practicality circumstance than by existing standard methods, using unbalance high insulation and reverse sequence of wire can reduce the contemporary outage rate of double circuit line, reducing the footing resistance is one of the most efficiency method to reduce the back stroking rate of double circuit transmission line, the double back stroking rate and the single back stroking rate will fall by three ground wire, when the footing resistance is 10 ohm, the back stroking rate by three ground wire is 83 percent of by two ground wire
在分析輸電線路繞擊耐雷性能時，對線路的雷電屏蔽問題進行了分析，提出對擊距法進行改進，充分考慮了風速的影響因素，編寫了具有工程實用價值的計算線路繞擊耐雷水平的程序，此方法可以充分考慮線路結構和雷電參數等對繞擊率的影響。通過對影響500kv同桿雙回線路雷擊跳閘率的各種因素進行了計算和分析，得到以下結論：採用相交法的計算結果比定義法更符合實際運行情況。採用不平衡高絕緣方式和導線逆相序排列可以大大降低雙回同時跳閘率。For china is in the transition period, the market system is being perfected, regional development is unbalanced and the structural dislocation of property is rather serious, etc., quite a few scholars deem that regional analysis is the important part in the macroeconomic theory of china and it ca n ' t be substituted by the other two
由於中國正處在轉軌時期，市場體系尚在完善之中，地區發展還很不平衡，資產存量結構失調也還比較嚴重，不少學者認為區域分析是中國宏觀經濟理論的重要組成部門，是另外兩者無法替代的。However, there are no efficient and applicable methods available up till now. the paper is designed to do some preliminary theoretical research on transient balancing based on the previous achievements and seek one kind of methods of transient balancing
本文是在前人研究的基礎上所做的初步探索，旨在對轉子瞬態動平衡作一理論上的研究，尋求一種比較好的讓轉子在瞬態運轉狀態下提取不平衡量的方法。Some experts said they believed that china faced obstacles, including environmental problems and resource constraints, rising labor costs, imbalanced foreign trade, economic restructuring and an incomplete social security network
有些專家說，他們認為中國面臨很多困難，比如：環境問題、資源的限制、勞動力價格上升、外貿的不平衡、經濟的重組和不完善的社會保障網路。The engineering result confirms that the proposed method is better than the other wavelet methods for matching fault feature of mechanical signal, and the weak impact - rub fault caused by the axis misalignment and rotor imbalance of a key rotating machine in an oil refinery are desirably extracted
工程振動信號分析表明，同其他類型的小波相比，用提升方法構造的小波能更好地匹配機械信號故障特徵波形，因此較理想地提取出了某煉油廠重催機組轉子不平衡、軸系不對中和輕微碰摩的故障特徵。Both absolute difference and relative difference among per capita gdps of 14 cities ( prefectures ) increased year by year since 1990 - the absolute difference increased linearly - - and this increased tendency would n ' t change in short period. by counting the discrete and ratio between per capita gdp of every city ( prefectures ) and that of the total province, the relative development speed of every region and the industrial structure of every region, i think that the characteristic of the spatial structure of regional economic difference in hunan is that the area along the beijing - guangzhou railway line in the east of hunan developed fast, while the vast area in the west of hunan developed slowly, so the regional difference increased constantly. on the difference background between the east and the west of hunan, there is the difference between central region and fringe region, for one thing it shows ring difference, namely chang - zhu - tan internal ring, surrounding chang - zhu - tan medium ring, the outermost external ring, the most underdeveloped counties lie on the fringe and mountain regions in the west, south and east of hunan, for another it displays that the peripheral regions of 13 prefectural cities are more developed than the other
文章還建立了反映基礎設施水平、經濟發展水平、社會發展水平的23個主要指標構成的湖南省區域差異衡量指標體系，在此基礎上，藉助spss統計分析軟體，運用主成分分析法，對湖南省14個市州經濟發展綜合水平的差異狀況進行了研究，結果表明：長沙市的經濟發展綜合水平在14個市州中遙遙領先，反映了湖南省經濟發展空間結構的「單極主導」特徵；通過計算人均gdp的標準差和標準差系數，研究區域經濟差異的總體水平及區域經濟不平衡發展的演變趨勢，發現90年代以來湖南省各市州人均gdp的絕對差異和相對差異都在逐年擴大，其中絕對差異隨年份直線上升，且這種差異擴大的趨勢在短期內難以改變；通過計算各市州人均gdp與全省人均gdp的離差和比率、各市州發展速度的差異及產業結構的差異，認為湖南省區域經濟差異的空間特徵是：湘東京廣沿線地區基礎較好，發展較快，湘西地區發展緩慢，地區差異不斷擴大；通過以縣為對象的差異研究發現在湘東湘西差異的大背景上還有核心區與邊緣區的差異，它一方面表現為長株潭內層、圍繞長株潭的中層、更遠的外層的圈層差異特徵，最落後的縣分佈於湘西、湘南、湘Instead, the weaker currency, along with strong growth abroad, has boosted exports, helping to support output growth and unwind external imbalances faster than many thought possible
確實，伴隨著國外強硬的增長勢頭，走弱的貨幣促進了出口，幫助並支持了進口的增長，並且比預期更快地緩解了外部經濟不平衡。This implies an education system that attracts and retains a well - trained, motivated, effective and gender - balanced teaching staff ; it implies a system that supports teachers in the classroom, as well as in their continued professional development
這必須包括可以吸引受過良好訓練、積極、有效率以及男女教師比例平衡的教育系統；此外，它也必須為教師提供支援系統，不只在教室內也在未來的專業發展上。分享友人