genetic stability 中文意思是什麼
genetic stability
解釋
遺傳保守性-
Stability analysis of genetic parameter estimation for agronomic characters of adzuki bean
小豆農藝性狀遺傳參數估計值的波動程度分析 -
Genetic stability of attenuated japanese encephalitis virus sa
2基因穩定性研究 -
Evolutionary stability of the mitochondrial nonstandard genetic codes
線粒體非標準密碼表的進化穩定性 -
Those decrease with increasing genetic stability and inbreeding.
這些是隨著遺傳穩定性的提高和近親繁殖而降低的。 -
The authors discovered four peculiar phenomena, i. e., the self seed - setting and its genetic stability of the autoteraploid rice, the early - generation stabilization in the cites between alloploid rices, the self embryogenesis of autoteraploid rice wider isolated conditions, and a high seed - setting percentage in some plants of autotetraploid rice after the treatment of ion beam, in the research of autotriploid and autotetraploid rices
在對同源三倍體水稻和同源四倍體水稻的研究中發現了值得注意的4種奇特現象，即同源三倍體水稻的結籽現象及其倍性的遺傳穩定性、在異倍性水稻間的雜交後代中早世代性狀穩定遺傳的現象、在隔離條件下同源四倍體的胚自發現象和離子束注入后同源四倍體水稻單株的高結實現象。 -
Genetic stability of transgenic bt cpti cotton and its resistance to helicoverpa armigera in later developmental stage
雙價基因抗蟲棉抗棉鈴蟲性的時空表達 -
Conservation of in vitro shoots of persimmon and date plum by slow growth and genetic stability of recovered plantlets
柿和君遷子試管苗緩慢生長法保存及其遺傳穩定性研究 -
A combined neural network and genetic algorithm with solving stability safety of homogeneous slope was proposed and the finite element method is applied to analysis the progressive failure process of the slope and the maximum equilibrium theory, requests out stability safety of homogeneous slope with the smooth arc radius of difference with the difference below the level coordinate of arc peak, utilizing the neural network algorithm to establish slidng the nonlinear mapping relationship between level coordinate of arc radious and arc peak, being adapted the neural network algorithm to look for along the minimal stability safety of homogeneous slope and corresponding arc radious and arc peak
提出了求解邊坡穩定性安全系數的神經網路與遺傳演算法。該方法採用有限元分析和極限平衡理論，求出不同的滑弧半徑和不同的弧頂水平坐標下的邊坡穩定性安全系數，利用神經網路演算法建立滑弧半徑和弧頂水平坐標與安全系數之間的非線性映射關系，採用遺傳演算法搜索邊坡的最小穩定性安全系數及相應的滑弧半徑和滑弧中心坐標。 -
Genetic algorithm, as a computational model simulating the biological evolution process of the genetic selection theory of dar - win, is a whole new global optimization algorithm and is widely used in many fields with its remarkable characteristic of simplicity, commonability, stability, suitability for parallel processing, high - efficiency, and practibility. on the other hand, there are many op - timization problems in the field of digital image processing, such as image compression, pattern - recognition, image rectification, image segmentation, 3d image recovery, image inquiry, and or so. in fact all these problems can be generalized as the problem of searching for a global optimal solution in a large solution space, which is the classic application field of genetic algorithm
遺傳演算法是模擬達爾文的遺傳選擇和自然淘汰的生物進化過程的計算模型，是一種新的全局優化搜索演算法，具有簡單通用、穩定性強、適于并行處理以及高效、實用等顯著特點，在很多領域得到了廣泛應用，另一方面，在圖像處理領域有很多優化問題如圖像壓縮，模式識別，圖像校準，圖像分割，三維重建，圖像檢索等等，實際上都等同於一個大范圍搜索尋優問題，而最優化問題是遺傳演算法經典應用領域，因此遺傳演算法完全勝任在圖像處理中優化方面的計算。 -
This paper depends on the subject " study of the slope stability of express highways in southwest mountain areas ", studies the 13slopes of the guang yu express highway from hua ying to lin shui which is built in southwest mountain areas. on the basis of research production of predecessor, this paper further studies natural geologic enviroment condition, basic features, the types of the slopes " destroy and genetic mechanism
本文依託「西南山區高等級公路邊坡穩定性分級研究」課題，以在西南山區修築的廣渝高等級公路華鎣鄰水段13處山區公路高邊坡為研究對象，結合前人的部分研究成果，進一步研究了廣渝路華鄰段13處巖質高邊坡的工程自然地質環境條件、基本特徵及變形破壞類型和成因機制。 -
A stochastic inverse technique based on gray - code genetic algorithm ( gga ) to invert particle size distribution from dynamic light scattering ( dls ) data is proposed. numerical tests and latex experiments for inverting dynamic light scattering data showed that the algorithm could be successfully applied to inverse problem of dls with high stability to the different type of distributions
提出了採用格雷碼編碼遺傳演算法對動態光散射測量的多粒徑分佈進行反演運算，數字測試的結果和聚苯乙烯乳球的實驗結果表明，該演算法能夠精確的反演出各種分佈的粒子分布圖象。 -
Genetic algorithm is used to optimize the parameters of pid controller that is used to control the plant lon ( local operating network ) is designed to control vav air - conditioning system. by this means the static pressure control and minimum total supply air volume control are experimented. the paper analyzes the coupling among loops, the whole system ' s stability and energy saving effect under the two control methods
針對目前變風量空調系統的模型都是用機理建模方法建立的情況，本論文用最小二乘法對機組部分進行系統辨識，建立了水閥?送風溫度、變頻風機?靜壓兩個迴路的模型，經驗證比較接近實際系統；採用遺傳演算法對pid控制器的參數進行尋優，尋優結果令人滿意；設計了變風量空調系統的lon控制網路，以此為實現手段，進行了定靜壓控制和最小總送風量控制，並在兩種控制方式下，分析了各個迴路的耦合情況、兩種控制方式的穩定性和節能效果。 -
A new analysis method of interior stability of soil nailing wall complex genetic algorithm used for seeking the most dangerous sliding surface
深基坑土釘墻內部穩定性計算新方法最危險滑裂面復合遺傳進化搜索策略 -
The most dangerous sliding surface and the corresponding minimum safety coefficient of slope stability with soil nail structure are searched by empirical genetic - simplex algorithm. the results obtained by empirical genetic - simplex algorithm are compared with the ones obtained by general genetic algorithm
用經驗遺傳-單純形演算法尋找了土釘支護結構最危險滑裂面及其對應的最小安全系數fsmin ，從而實現了十分重要但計算量很大、很繁瑣的尋優過程。 -
By observation of their agronomic characters and disease resistance of pollen plant, their h1 showed genetic diversity and their h2 h4 were provided with relative genetic stability
通過花粉植株農藝性狀和抗病性觀察，認為花粉植株一代具有遺傳多樣性， 2 4代具有遺傳相對穩定性。 -
To the question of the low computational efficiency, low computational speed, low stability and unsatisfactory calculation result of the traditional method to get the optimal thresholds, a new multi - dimension thresholding method based on dga ( dissipative genetic algorithm ) that has higher capability and speed of optimization is developed
模擬結果表明採用耗散結構遺傳演算法進行優化可使圖像處理時間和計算量大大減少，而處理精度並沒有受到影響，且有效避免了遺傳演算法過早陷於局部最優的不足，增強了演算法的穩健性。 -
Accordring to basic concept and assumes essentially on the basic of sweden method of slices, be living below the maximum equilibrium state, the function expression about stability safety homogeneous slop is deduced, and the slope surface is consist of two lines and an arc, afterwards according to analysis theory of minimal value ruling on the basic of the maximum, genetic algorithm is applied to slove the dangerousest slide situation and radius and corresponding safely factor
根據瑞典圓弧法的基本概念和基本假定，在極限平衡狀態下，推導了兩直線段均質斜坡穩定性安全系數函數表達式，然後根據極限分析理論的極小值原理，利用遺傳演算法，求出了邊坡穩定性安全系數極小值，並得到最危險滑動面的滑弧半徑和滑弧中心坐標。 -
To ensure all segments under construction to approach corresponding construction segmental reasonable states in both configuration and mechanics states and good behavior of structure after completion, escaping from all kinds of accidents in whole process of construction with high efficiency, safety, excellent quality of engineering achieved, the grey prediction model ngm ( 1, 1 ) was proposed to fit prediction of any raw grey series by studying grey causes and whitening results based on the normalized mapping rules ; random perturbation method of genetic algorithms was proposed to raise efficiency of forward rolling optimization ; simultaneous analysis of strength and stability was carried out to ensure safety of strength and stability
摘要為了保證實際施工中結構各節段在構形和受力狀態兩方面逼近施工節段合理狀態，避免事故發生，確保工程高效、安全、優質，基於歸一化映射規則，研究灰因和白果，提出了適應任意灰序列的灰預測模型ngm （ 1 ， 1 ） ；研究遺傳演算法的隨機攝動法，提高向前滾動優化效率；研究強度、穩定性的同步分析技術，保證施工過程強度、穩定性安全。 -
This project is aimed at : ( 1 ) expressing melittin and megf in e. coli respectively ; ( 2 ) constructing a membrane - toxic immunotoxin by using melittin as toxic part and megf as target part ; ( 3 ) measuring the megf mrna expression abundance by quantitative competitive rt - pcr ; ( 4 ) checking the genetic stability of the recombinant strains constructed in the project ; ( 5 ) optimizing the fermentation conditions of the target strains by flask shake
本課題以大腸桿菌（ e . coli ）宿主重組表達melittin和megf ；以melittin為毒性部分、 megf為靶向部分，構建膜毒性免疫毒素；用定量競爭rt - pcr法測定megf體內表達豐度；檢驗所構建的各重組菌株的遺傳穩定性；採用搖瓶分析對各重組菌株的發酵條件進行了初步優化。 -
A lot of sugar beet germplasms with high yield and high sugar content as well as disease resistance have been identified and selected through the appraisal of main agronomic traits, quality analysis and germplasms creation from seventh five - year plan to tenth five - year plan, and some novel superior germplasms with good economic characters, superior adaptability, good combining ability and genetic stability have been created, which have been applied to breeding as pre - breeding, new varieties have been bred to commendably serve for sugar beet production
摘要通過「七五」至「十五」期間甜菜種質資源的主要農藝性狀鑒定、品質分析和種質創新研究，鑒定、篩選出一大批豐產、高糖、抗病的種質資源材料，同時對其性狀改良，創造出一些經濟性狀優良、適應性強、配合力高、遺傳穩定的新型優異種質，有的已做為預選種應用於我國的育種實踐中，並育成新品種在生產上大面積推廣應用。
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