直接遺傳 的英文怎麼說

中文拼音 [zhíjiēyízhuàn]
直接遺傳 英文
immediate heredity
  • 直 : Ⅰ形容詞1 （成直線的; 硬挺的） straight; stiff 2 （跟地面垂直的; 從上到下的; 從前到后的） erect; v...
  • 接 : Ⅰ動詞1 （靠近;接觸） come into contact with; come close to 2 （連接; 使連接） connect; join; put ...
  • 遺 : 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 : 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）...
  • 直接 : direct; immediate
  • 遺傳 : [生物學] heredity; hereditary; inheritance; inherit
  1. The majority of aberrations are sporadic although on rare occasions a chromosomal disorder is directly inherited.

    盡管偶爾可見一種染色體疾病是直接遺傳的，但是大量的染色體異常是散發的。
  2. We concluded that ( 1 ) motion asymmetry correlates closely with early - onset eye disorders that hinder the normal development of binocular vision ; ( 2 ) motion asymmetry correlates less with pure amblyopia ; ( 3 ) motion asymmetry is not unique to infantile esotropia syndrome ; ( 4 ) persisted motion asymmetry in adult is acquired rather than gene - determined ; ( 5 ) motion asymmetry may not be the cause of strabismus ; ( 6 ) motion asymmetry my not be secondary to disorganized nondecussated optic pathway and ( 7 ) motion asymmetry is an overall immaturity of sensory - motor pathway

    我們的結論是： （ 1 ）任何早發性眼科疾病，假如阻礙了正常的雙眼視覺發育，則造成不對稱的運動覺； （ 2 ）運動覺不對稱並不直接和弱視本身相關聯； （ 3 ）運動覺不對稱並非幼兒型內斜視專有的特徵； （ 4 ）成人的運動覺若不對稱，是視覺發育過程中受到阻礙造成，而非遺傳而來的； （ 5 ）運動覺不對稱並非斜視的原因； （ 6 ）運動覺不對稱的原因並非來自視覺神經路徑上太多的非交叉視覺神經； （ 7 ）運動覺不對稱是向感覺到運動總體視路徑發育不全所造成的結果。
  3. They sequenced the genetic code of a sars virus taken from one of the first known carriers of the disease, and of sars viruses found in four people in singapore who had had direct or secondary contact with that individual

    他們排序了sars病毒的遺傳密碼，這些病毒取自於最先發現的病人中的一位，也取自於在新加坡直接或二次接觸這些病人而染毒的4位病人。
  4. It includes two aspects in content : one is the best choice for plane disposal of pipeline, and its methods follows as decision - making plot, simple trapeziform and optimizing trunkform etc ; the other one is optimizing pipe parameter when the plane disposal of pipeline has been fixed, and the methods of which are linear programming, unlinear programming, dynamic optimizing, direct optimizing, hereditary arithmetic and so on

    污水管網優化設計包括兩個方面的內容：一是管線平面布置的優化選擇；其方法有：決策圖法，簡約梯度法，優化樹法等。二是在管線平面布置已定情況下進行管道參數的優化；其方法有：線性規劃法，非線性規劃法，動態優化法，遺傳演算法，直接優化法等。
  5. It is very important to estimate the basic parameters in helicopter preliminary design. neural network ( nn ) has the advantages in estimating accuracy and generalization over traditional methods. however, there are some difficulties in using nn, e. g., how to select a proper network structure and the number of hidden layers. in this paper, structure and connection weight of a three - layer nn are optimized by genetic algorithm, and the optimized network is applied to helicopter sizing. the proposed method can not only give an optimal nn structure and connection weight, but also reduce the prediction error and has the capability of self - learning when the latest data are available. furthermore, this method can be easily applied to helicopter design systems

    在直升機初步設計階段估算其基本參數是很重要的.神經網路的通用性和精度比傳統的估算方法有更多的優勢，但是在應用神經網路時存在如何選擇合適的網路結構和隱層節點數目等一些困難.應用遺傳演算法優化三層神經網路結構和連接權重，並將優化得到的網路應用於直升機參數選擇中.該方法不但可以給出一個最優的神經網路結構和連接權重，而且降低了估算誤差，具有及時應用最新數據學習的能力.此外，該方法易於在直升機設計系統中得到應用
  6. The percentage of polymorphic sites, degree of genetic polymorphism and genetic distance were compared and the phylogenetic tree was constructed by neighbor - joining method. the partial mitochondrial 16s rrna gene was amplified by polymerase chain reaction ( pcr ) and the pcr products were directly sequenced after purified. these sequences, together with the homologous sequences of another trichiuridae species lepidopus caudatus obtained from genbank were used to analyze nucleotide difference and to establish a upgma phylogenetic tree by means of biological informatics

    汝us價ay1830 ）各12個個體進行rapd分析，對比多態位點比例、遺傳多態度以及遺傳距離，並構建neighbor - join噸系統樹;通過pcr擴增出線粒體165rrna基因，純化后直接測序，利用生物信息學方法進行序列分析和核昔酸變異比較，結合ge紅bar止中大西洋叉尾帶魚（ lepid （護腳caud玫tuseuphrasen1788 ）同源序列構建u甲cm叭系統樹。
  7. We carried out karyotype analysis in patients with autism using g - banding technique

    另一個直接的研究方式就是細胞遺傳學的檢查。
  8. Accordingly, ers2 - 1 is still able to confer ethylene insensitivity via a single receptor gene ers1 in the quadruple mutant, but at a highly reduced level compared to its function in the triple mutants. the major difference between the quadruple and triple mutants is the absence of a wild - type ers2 gene in the quadruple mutant, and we propose that the dominance conferred by ers2 - 1 can be mediated and amplified via the wild - type ers2 to the subfamily i receptor ers1

    三突變體的遺傳背景與四突變體相比，只是在三突變體中保留了ers2的野生型基因，而當這個野生型的ers2基因突變后，對乙烯不敏感的ers2 - 1基因的功能便減弱了，說明顯性基因ers2 - 1在etr1 - 7 ； err2 - 3 ； ein4 - 4三突變體中的功能可以經由活化ers2后再傳給ers1 ，而不僅僅是直接傳給ers1 。
  9. Next, we proposed the method of fitness sequence statistics analysis, to directly explore characteristics of fitness landscapes, and to further measure the extent of ga - hardness

    提出了一種排序統計分析方法，可以直接測試適應值曲面的特徵，從而進一步反映遺傳演算法對該問題優化的困難程度。
  10. In the paper, a speed estimator based on artificial neural network is designed according to the principle of direct torque control, the speed estimator is optimized by genetic algorithm, and the parameters of pid speed adjuster is also optimized by genetic algorithm. a stator linkage and torque observer based on stator resistance estimator using fuzzy neural network is also designed. eventually, the intelligent control of direct torque control system is implemented

    本文根據異步電動機直接轉矩控制原理，在應用人工神經網路進行速度辨識的基礎上，利用遺傳演算法對神經網路速度辨識器進行了優化設計；運用遺傳演算法對pid速度調節器的結構和參數進行了整合；在採用模糊神經網路對電機定子電阻辨識的基礎上，進行了定子磁鏈及轉矩的觀測，為最終實現無速度傳感器直接轉矩控制系統的智能控制創造了條件。
  11. Next, the data are pre - processed to set up the neural network ( nn ) modal. then, the frequency vectors are put into the nn as the input data, however, the damage position and the damage degree are treated as the desired output

    接著，以頻率向量作為神經網路的輸入值，與之相應的損傷位置和損傷程度作為神經網路的期望輸出值，對神經網路進行基於遺傳優化的學習，直至收斂。
  12. This study dealt with the identification and evaluation of 8 maize populations from tropical and subtropical regions under the ecological conditions in zhengzhou, henan. results showed that the significant delaying days to shed and days to silk, discoordinating for the development of male and female, higher plant and ear height, more leaf numbers, high barreness, worse performance of ear traits compared with the ck ( temperate population ) were found, which showed the tropical and subtropical populations could not be utilized directly under the ecological conditions in zhengzhou. by using selection and improvement the tropical and subtropical populations can be used to broaden the genetic base of temperate maize breeding, beause of the greater genetic variation and higher selection potential within each population. the different performances of the sensitivity to photoperiod were observed among different tropical and subtropical populations and different traits. the asi, time to silk, ear height, leaf numbers, grain yield per ear could be used as the good evaluation traits for identifying the sensitivity to photoperiod

    對8個熱帶、亞熱帶玉米群體在鄭州生態條件下的表現進行鑒定和評價，結果表明，熱帶、亞熱帶群體散粉、吐絲期顯著延遲，雌雄不協調，植株和穗位高、葉片數增多、空稈率高，結實性差，果穗性狀均明顯劣於溫帶對照，在鄭州生態條件下不能直接利用，但是群體內具有較大的遺傳變異和選擇潛力，可以用來拓寬現有玉米種質的遺傳基礎；不同熱帶、亞熱帶群體的光周期敏感性不同；不同性狀對光周期反應的敏感程度不同， asi 、吐絲期、穗位高、葉片數、穗粒重可作為鑒定光周期敏感性的較好指標
  13. The direct optimal model of multi - objective mixed discrete variables for lager - scale water supply system was established, by replacing complicated network hydraulic equation with nodal pressures macroscopic model and relationship model between pump stations flow and head in water supply systems without tanks or towers, genetic algorithm was developed to solve the direct optimal model

    以測壓點壓力宏觀模型、水源供水量和水源供水水頭之間的關系模型替代復雜的管網水力平衡方程，建立了大型供水系統的多目標混合離散變量的直接優化調度模型。在沒有水池和水塔的供水系統中，利用遺傳演算法對直接優化調度模型進行求解。
  14. The essential concept of genetic algorithms is introduced and a simulation method based on matlab genetic algorithm and direct search toolbox is proposed

    摘要介紹了遺傳演算法的基本概念，並提出了一種基於matlab遺傳演算法與直接搜索工具箱的遺傳演算法模擬方法。
  15. The optimization of water networks must meet the hydraulic constrains. so it is necessary to combine the optimization of water networks with the hydraulic analysis, and the performance of hydraulic analysis affects the optimization of water networks directly

    城市給水管網優化必須滿足各種水力約束條件，故在應用遺傳演算法對城市給水管網進行優化的過程中必須結合管網的水力計算，水力計算結果的好壞直接影響到優化結果的好壞。
  16. Ga is less prone to converge to a local optimum even when the initial guess is far away from the exact solution. in recent years, a growing number of researchers in the ga community turn to the study of real - coded genetic algorithm ( rga ) for its simplicity and efficiency, and the reason that a chromosome can be directly represented by real number

    然後引入全局優化的搜索方法?遺傳演算法，由於實數遺傳演算法直接用實數表示遺傳個體，而微波成像演算法就是要得出目標的形狀函數，形狀函數的系數既為待求的變量，具有連續搜索空間，因此本文直接採用實數遺傳演算法。
  17. The obtained haplotypes are compared, aligned and analyzed by dna sequence analysis software package dnastar, dnasp, mega, to calculated residue composition, polymorphic sites and genetic distance, to consider the types and rates of residus substitution and to create neighbor - joining ( nj ) phylogenetic trees and determine phylogeny of the classification taxa involved in the research. 5

    5 、盲榕科昆蟲cytb基因序列分析方法和分析結果直接反映著被試分類單元的遺傳物質的差異和遺傳本質，是最為客觀的系統分類依據，所以可應用於盲峙科的種類的鑒別、種群的分析、種上類群的劃分以及科級階元水平系統發育關系的確定。
  18. The first chapter quotes three methods for determining the steady - state equivalent circuit parameters of an induction machine. they are the classical locked - rotor and no - load tests, the direct modification method and the recursive least - squares method. then a new parameter estimation method based on genetic algorithms is presented

    緒論首先引述了確定感應電動機穩態模型參數的其他三種方法：傳統的空載和堵轉試驗方法、直接修正參數法和遞推最小二乘法，並由此提出基於遺傳演算法的參數識別技術。
  19. To explore the potential values of autopolyploid rice, the authors thought that it was worth studying mere in the following four aspects : the possibility in direct utilization of autotetraploid rice, the possibility in utilization of heterosis of autotetraploid rice, the possibility in transfer of allogenic substances and the enrichment of rice gene by using autopolyploid rice en the bridging parent, and the genetic tides of important characters in autopolyploid rice

    為了挖掘同源多倍體水稻的潛在利用價值，在今後的研究中有如下4條途徑值得探索，即探索直接利用同源四倍體水稻的可能性、探索利用同源四倍體水稻雜種優勢的可能性、探索以同源多倍體水稻為橋梁完成異源遺傳物質轉移和豐富水稻基因庫的可能性探索同源多倍體水稻特徵特性的遺傳規律。
  20. Man was landing on the moon ; huge computers made thousands of calculations a second ; the basic genetic code had been broken ; major infectious diseases had been defeated through antibiotics and vaccination ; concorde was flying at twice the speed of sound and for the first time we could watch colour tv transmitted live from around the world

    人類曾經登上了月球，巨型計算機在一秒的時間內完成成千上萬的計算、基本的遺傳密碼得到破解、通過抗生素和免疫接種使傳染性疾病得到控制、協和式飛機也曾以兩倍于音速飛行，我們也第一次能看到全球實況直播的彩色電視節目。
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