parent population
英 [ˈpeərənt ˌpɒpjuˈleɪʃn]
美 [ˈperənt ˌpɑːpjuˈleɪʃn]
全及总体；母体
双语例句
- The second parent is picked at random from the parent population.
另一个双亲是随机地从双亲人群中挑选的。 - At the same time, we used these extreme materials as parent to structure F2 population.
同时利用这两极端材料作亲本构建了F2群体。 - Analytical Method of Joint Probability Density Function of Wind Speed and Direction from Parent Population Full-rate full-diversity quasi-orthogonal space-time block codes and performance analysis
总体样本风速风向联合概率分析方法满速率全分集的准正交空时分组码及性能分析 - Function to shuffle the parent population.
函数来随机组合亲本种群。 - Distribution form of field parent population in petroleum play
成藏体系中油气田母体的分布形式 - Sampling methodologies are widely used in network measurements and other related fields. Most applications mainly focus on parent population statistical metrics estimation of interest.
抽样方法广泛地应用于网络测量与其他领域对被测总体的指标进行估计。 - The model is used to classify the parent population of modern sediment samples from different areas and different sedimentary environments, resulting fine effects.
用它对几个地区不同沉积环境类型的现代沉积物样品进行了细致的粒度母体模式分类，并取得了良好的效果。 - This rule accounts for the animals in population with overlapping population should be divided into sex-age classes, and limits the increase of mean relationship of individuals in parent population, so, the mean rate of inbreeding of new progenies is controlled.
该规则考虑在世代重叠群体中按性别-年龄分组，通过限制父母亲群体性别-年龄组的平均加性遗传相关的增加，从而限制新生后代平均近交系数的增加。 - The transition probability matrix at given parent population state has been discussed together with its character of rotation-symmetry.
讨论了在亲群体状态已属给定时的转移概率矩阵及其旋转对称性。 - This paper gives the robust methods of estimating for parent population parameters through the monomial sequences first, and applies it to the classification datas then.
本文先给出单项数列估计母体参数的几个稳健方法，再将它们推广到分组数据的情形。 - The robust estimate of average value and standard deviation of parent population
母体均值和标准差的稳健估计 - To the establishment of prior distribution in RGTE, considering that reliability growth test data belongs to a dynamic parent population, and based on the stage reliability growth test data, the dynamic modeling methods for prior distribution establishment are studied.
在可靠性增长试验评定先验分布的确定方面，针对可靠性增长试验数据的动态统计母体特点，基于阶段可靠性增长试验数据，对可靠性增长试验评定中先验分布确定的动态建模方法进行研究。 - Russian population can be recognized as excellent parent in growth at the first 3 months and Chines culture population is better at the end of fourth month;
3个亲本群体各个性状的测定性能表现在2,3月龄以俄罗斯种群较好，4月龄以中国养殖群体较好。 - However, fiber strength showed significant surpassing parental Fl heterosis over the better parent based on population in the mass of combinations, even surpassed the parent with white fiber in some combinations.
在纤维强度上，杂交组合大部分表现显著正超亲优势，说明彩色棉杂交后代的纤维强度具强的杂种优势，甚至有的组合超过纤维强度好的白色棉亲本。 - Female parent group was made up of B, C and D population, including 9 high-starch entries.
B群、C群、D群高淀粉系共计9个系为母本组。 - W and B vary when samples belong in different parent-population spaces.
当样本归属于不同的母体空间时，则会引起W和B的变化。 - We use both hybrid breeding and strain breeding to choose choiceness parent materials. The recurrent selection population was formed by mixing the hybrids equally from each backcross.
采用杂交育种与系谱选育相结合的方法，选择优良亲本材料。经3轮选择、互交和控制授粉后，从轮选群体中选择优良可育株（复交F1），进入系谱选育程序。 - The average heterosis of F2 over mid-parent based on population mean was-1.99% to 1.11% for all these traits. It suggests that little inbreeding depression exists for F2 and F3 seeds.
按群体平均数计算，这些性状F2的中亲优势仅为－1.99%～1.11%，这揭示出F2、F3近交衰退很少。 - Research and treatment of the parent population samples failed in DPA
研究和处理DPA不合格的母体 - This study used different poplar species and hybrid clones as parent materials, saving the immature embryos by artificial pollination and tissue culture in order to get hybrid population bred by Populus tomentosa.
本研究以白杨派内不同种及杂种为亲本，通过人工控制授粉，利用组织培养的方法对幼胚进行挽救，获得以毛白杨为母本的杂种群体。 - To this end, research on hickory reproduction was conducted based on the establishment of a study population that is composed of a parent population and its half-sib progeny.
为此，本研究根据无融合生殖植物的特性，在建立天然群体山核桃及其半同胞子代组成的亲子代研究群体的基础上，对山核桃的生殖进行了研究。