遺傳獲得量 的英文怎麼說

中文拼音 [zhuànhuòdeliáng]
遺傳獲得量 英文
genetic gain
  • : 遺動詞[書面語] (贈與) offer as a gift; make a present of sth : 遺之千金 present sb with a gener...
  • : 傳名詞1 (解釋經文的著作) commentaries on classics 2 (傳記) biography 3 (敘述歷史故事的作品)...
  • : Ⅰ動詞1. (捉住; 擒住) capture; catch 2. (得到;取得) obtain; win; reap 3. (收割) reap; harvest Ⅱ名詞(姓氏) a surname
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 遺傳 : [生物學] heredity; hereditary; inheritance; inherit
  • 獲得 : 1. (取得; 得到) acquire; gain; obtain; win; achieve 2. [生物學] acquisition
  1. It was suggested that eric - pcr could substitute for rapd in research related to the genetic identification and genetic diversity in auricularia and other edible and medicinal fungi : 2 to a certain extent, genetic differences among auricularia strains tested in this study did not have necessary relativity with their geographical origins respectively ; 3 in this study, genetic diversity in a. polytricha was higher than that in a. auricula : 4 in this study, a. fuscosuccinea had a higher homology to a. auricula than to a. polytricha ; 5 morphological characteristics validated the results from eric - pcr and provided a potential explanation for the higher similarity coefficient between a. auricular and a. fuscosuccinea ; 6 southern hybridization was employed by choosing a strain from a. auricula as a probe which hybridized with a. auricula and a. fuscosuccinea except a. polytricha, further confirming the veracity of the results from eric - pcr ; 7 in this study, isozyme analysis could not cluster the 7 strains from three auricularia species to different groups efficiently ; 8 2 strains from two auricularia species revealed high conservative degree and the restriction fragment patterns by 4 kinds of restricted enzymes showed no diversity

    本研究中,木耳屬2個種的2個菌株在its區域表現出較高的保守性, 4種限制型內切酶的酶切圖譜沒有顯示出多態性;增加內切酶種類及供試菌株數,有可能具有多態性的限制性內切酶酶切圖譜; 9本實驗中, its區域的真菌特異性引物與真核生物通用引物對于擴增效果無較大差異,擴增片段長度均為650bp左右; 10根據形態學實驗、 eric - pcr實驗以及southern雜交實驗的結果分析,紫木木耳屬種質資源的鑒定和多樣性評價耳極有可能是毛木耳種的一個變種; n .本研究中所用的gutc法是一種適用於木耳屬菌株基因組洲a快速提取的方法; 12 .統的形態學分類法和現代的分子生物學分類法,兩者的關系是相輔相成,互為驗證
  2. Even minute amounts of dna can now be amplified, using the polymerase chain reaction, to provide sufficient material for genetic fingerprinting

    即使僅很少的dna也可使用聚合酶鏈式反應來擴增以提供足夠的材料進行指紋分析。
  3. The resulting plasmid, named prok - sod2, was mobilized to agrobacterium tumefaciens strain gv3101 used for plant transformation. the yeast sod2 gene was introduced into arabidopsis thaliana ( ecotype landsberg erecta ) by agrobaterium tumefaciens - mediated transformation with floral - dipping method under the control of camv 35s promoter. transformants were selected for their ability to grow on medium containing kanamycin ( 30mg / l ), several homozygous lines that were all tolerant to kanamycin were selected and used for further molecular and physiological determination

    本實驗將sod2基因構建到植物表達載體prok中,導入農桿菌后,進行植物轉化,實現其在擬南芥中過表達,在含30mg l的卡那黴素的培養基上篩選純合轉基因株系,自交一代足夠的純和轉基因種子后,對其進行了分子生物學的驗證及生理指標的檢驗。
  4. Chinese tradition genre painting recorded the ancient times massive societies custom, the national tradition and the folk knowledge, now became important supplement of the non - matter cultural heritage, the traditional genre painting has obtained very high historical data value

    中國統風俗畫中記錄的古代大社會風俗、民族統和民間知識,成為當今非物質文化產的重要補充,統風俗畫也由此了很高的史料價值。
  5. A method of fuzzy optimization design based on genetic algorithm is presented as a new method of parameter optimization design for dc double closed loop speed adjusting system. the method covers three steps. firstly, speed overshoot rate and settling time are chosen as performance indice according to the demand of engineering. these indice are normalized by using fuzzy membership function and then weighted to form objective function of optimization model of the system. secondly, the dynamic response curve of the system with corresponding parameters and peoformance indice are obtained by computerized numerical calculation and simulation. finally, parameters of engineering design are expanded as searching space ; and parameters of speed regulator and current regulator are taken as genes in chromosome. these genes in searching space are optimized to get best solution by way of genetic algorithm. as shown by experimental results, the parameters designed by this method are capable of significantly improving performance indice of the system, which proves that it is a practical and effective method

    提出一種基於演算法的直流雙閉環調速系統參數優化設計方法.根據工程技術的要求,選用速度超調和過渡時間作為參數優化性能指標.將該指標用模糊隸屬度函數歸一化,再加權平均形成系統優化模型的目標函數.採用計算機數值計算方法,通過模擬系統對應參數的動態響應曲線及其性能指標.最後以工程設計的參數為搜索范圍,以速度調節器和電流調節器的參數為染色體中的基因,通過演算法在搜索范圍中優化這些基因,優化解.實驗結果表明,所設計的參數能使系統性能指標有顯著提高
  6. On describing a genetic algorithm ( ga ), we present a method for applying ga to optimize the lasers. a programming is presented for obtaining the maximum laser power. by using the method we optimize the cvl and the co2 laser, including lc circuit parameters of the cvl, the cvl system, the lasing resonator and the gas components mixtured in the co2 laser tube

    在這個部分中,首先簡述了演算法,討論了應用演算法來優化激光器的思想和方法,給出了優化大功率激光器的計算機程序設計;然後,對銅蒸汽激光器lc放電電路、大口徑激光器和激光器系統分別進行了優化;對二氧化碳激光器諧振腔和氣壓參分別進行了優化,介紹了優化二氧化碳激光器諧振腔的實驗以及實驗所的結果
  7. At network layer, an initialization algorithm based polling is researched to establish preliminary connections autonomously. and a genetic algorithm based optimization is used to obtain a routing tree that results in minimum energy consumption

    在網路層的初始化演算法中,研究了基於輪詢的方法來形成網路的最初連接圖,並用基於優化的演算法來一棵具有最小能消耗的路由樹。
  8. Orthogonal experimental design method was compared with genetic algorithm for hunting out optimum values, and an optimum method of orthogonal - genetic algorithm testing method that was applicable in greater design variables and unmanageable fit function was presented, and was applied to optimal design of the mechanism and to obtain the optimum scheme of the mechanism ' s geometrical dimensions

    對正交試驗設計法和演算法的尋優演算法進行分析比較,提出一種設計變多且適應度函數難求的正交試驗法的優化方法,將這種方法應用於機構的優化設計中,優化工作空間性能的結構參數方案。
  9. Many technologies of electrically small antennas and wide band antennas are discussed in theory, simulation and experiment. and some novel electrically small or wide band antennas are proposed. the loaded monopole is analyzed in depth integrating the genetic algorithm ( ga ) with the method of moments ( mom ) in order to increase the gain and decrease the vswr of antennas used at hf / vhf band

    在本論文的研究過程中,通過合理利用各種現有的天線寬帶化和小型化的理論成果、有效的綜合各種技術措施,運用矩法和優化演算法等數值方法,深入研究了加載單極子天線問題,旨在全面提高高頻/甚高頻頻段內的天線增益和降低電壓駐波比,以較高增益的、基本滿足駐波要求的小型超寬帶天線。
  10. A diploid - dependent regulatory apparatus was proposed by prof. luo et al to regulate gene expression. the haploid condition results in obstruction of gene expression and abnormal development because the diploid - dependent regulatory apparatus will regulate gene expression in the haploid embryos according to the same rule as in the diploid embryos. to study the difference at the protein expression level of the embryos of haploid and diploid in development and to identify the important proteins associated with the embryonic development, we extracted the total proteins of both the gynogenetic haploid and diploid embryos of goldfish in the same eye formation stages ( divided into the substages of he - 1 and de - 1, he - 2 and de - 2, he - 3 and d e ~ 3 respectively )

    為了研究在金魚雌核發育單倍體和二倍體胚胎發育過程中的蛋白質表達水平的差異,並鑒定一些與發育相關的重要蛋白質,我們以背景一致的金魚雌核發育單倍體和正常二倍體的相應眼睛形成的發育階段的胚胎為材料( 3個時期,分別為he - 1和de - 1 , he - 2和de - 2 , he - 3和de - 3 ) ,然後提取胚胎的全蛋白,用二維聚丙烯酰胺凝膠電泳的方法進行蛋白質點的分離,了質較好的凝膠圖譜,結果顯示大部分蛋白質點分佈在ph5 - 10 ,相對分子質在10000 - 50000da 。
  11. When carrying on the distribution network reactive power coordination optimization, the discrete values of compensation capacitor are obtained using adaptive crossover step genetic algorithm on the basis of consideration of bo th network reconfiguration based on ts algorithm and compensation capacitors continuous variable optimization, accordingly the high efficiency and global optimal solution of network coordination reactive optimization are achieved

    對配電網路無功綜合優化,本文提出在同時考慮基於禁忌演算法的配電網路重構和補償電容器連續變優化的基礎上,再應用自適應交叉步長演算法進行離散變求解,補償電容器的離散值。
  12. Effects of opposite character on heterosis of yield characters and heredity of combining ability were studied by using inbred lines and hybrid combinations of opposite and altefive, which were bred through opposite gene transfer in maize

    摘要本文利用對生基因轉育的對生與互生自交系及其雜交組合,研究了對生性狀對產性狀雜種優勢和配合力的效應的影響。
  13. Ga has the common shortcomings while applied in large - scale network, such asconsuming huge calculation time, easy to be trapped by local fninimize and not so goodability of searching local optimal solution. the pseudo - parallel ga technology and adaptivechanging population size are used to generate ndtial populaton, thus elevating the quality ofinitial population and furthermore improving optimal solution, voltage / reactive is of localcharacteristic in actual power system, and this fetch oul decomposing sub - area ga accordingto network natural management region

    提出採用變群體規模的偽并行演算法初始解群體,極大地改善了初始解群體的質;根據無功/電壓問題的區域性特點,按照電網的自然管理分區,實現了演算法的分區分解計算;將常規的二次規劃模型的無功優化方法與演算法有機地結合,構成了獨具特色的混合演算法。
  14. Control systems in modern automatic engineering are nonlinear, time - changed and indefinite. lt is difficult to model by traditional method, even sometime impossible. under these circumstances we should apply model identification to gain the approximate model of object for effective control, there are many models to be chosen, fuzzy model is one of them, it is put forward with the development of fuzzy control. fuzzy model has characteristics of general approximation and strong nonlinear, it is fit for describing complex, nonlinear systems. to avoid rules expansion when the number of input values are very big. in this paper we apply hierarchical fuzzy model to resolve this problem, we also illustrate it has general approximation to any nonlinear systems. genetic algorithm is a algorithm to help find the best parameters of process. lt has abilities of global optimizing and implicit parallel, it can be generally used for all applications. in our paper we use fuzzy model as predictive model and apply ga to identify fuzzy model ( including hierarchical fuzzy model ), we made experiments to nonlinear predictive systems and got very good results. the paper contains chapters as below : chapter 1 preface

    現代控制工程中的系統多表現為非線性、時變和不確定性,採用統的建模方法比較困難,或者根本無法實現,在這種情況下,要實現有效的控制,必須採用模型辨識的方法來取對象的近似模型,並加以控制,目前用於系統辨識的模型種類很多,模糊模型是其中的一種,它隨著模糊控制的發展而被人提出,模糊模型具有萬能逼近和強非線性的特點,比較適合於描述復雜非線性系統,為了解決模糊模型在輸入變較多時規則數膨脹的問題,文中引入遞階型模糊模型,並引證這種結構的通用逼近特性。演算法是模擬自然界生物進化「優勝劣汰」原理的一種參數尋優演算法,它具有隱含并行性和全局最優化的能力,並且對尋優對象的要求比較低,在工程應用和科學研究中,到了廣泛的應用,本文將演算法引入模糊模型的辨識,取了很好的效果。
  15. The precision and convergence of both rotor speed and flux estimation with ekf largely depend on the accuracy of the models of system noise and measurement noise. a global optimized noise covariance estimation method based on genetic algorithms ( ga ) is applied to ekf in foc system, a ga training simulation system of optimal parameters of ekf is given and the simulation results proves the effectiveness and robust of this algorithms

    本文用演算法( ga )對全閉環矢控制系統中的ekf噪音模型進行離線優化辯識,模擬結果表明, ga尋優到的噪音模型使採用卡爾曼濾波器的無速度感器矢控制系統了與帶速度感器矢控制系統相類似的動態性能,全系統對消息噪音和測噪音有好的魯棒性。
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