mass mating

用法例句

RR,Rr and rr) of panmictic population and the variation trend of the system is studied.

用适合度来综合衡量杂种优势与杂种劣势,建立数学模型,推导出反映随机交配群体三种基因型RR,Rr,rr在不同世代的比例的差分方程组,并研究了它的变化趋势。

The Characteristic of the System of Difference Equations about the Genotype Proportion of Panmictic Population

随机交配群体基因型比例差分方程组的性质

Analysis of the Evolutionary Significance of Heterosis

杂种优势的进化意义探析——以适合度对随机交配群体遗传多样性的贡献为依据

mating of individuals having more traits in common than likely in random mating.

与随机交配相比具有更多相同特征的个体之间发生的交配。

mating of individuals having traits more dissimilar than likely in random mating.

与随机交配相比具有更多不同特征的个体之间发生的交配。

dissociative ligand exchange mechanism

配体交换的解离机理

The Effect of Random Drift on Population Genetic Basis

随机漂变对群体遗传基础的影响研究

Dynamic Stochastic Traffic Assignment Based on Shortest Path Search

基于最短路径搜索的动态随机交通分配

Pollination Mechanism and Mating System in Natural Populations of Arabidopsis Thaliana (L.) Heynh;

拟南芥自然居群的传粉机制与交配系统

Analysis on Combining Ability of the Plant-type Characters of Improved Lancaster Inbred Lines

Lancaster群体改良自交系株型性状的配合力分析

A cohort study is a longitudinal study in which a specific population is studied over time.

群体研究是在一段时间内对特定群体进行的纵向研究（随机取样）。

Rejuvenation Model of Server Cluster with Fluid Stochastic Petri Net

基于流体随机Petri网的服务器集群再生模型

Quantum-behaved particle swarm optimization algorithm with random selection of optimal individual

随机选择最优个体的量子粒子群优化算法

Random mating within a breeding population.

自由交配在一个育种群中自由交配

Bounding efficiency loss of multiclass stochastic user equilibrium traffic assignment under road pricing

收费情形下多用户类随机用户均衡交通分配的效率损失上界

Design and Making of Random Mutual MCAI Course Ware By Microsoft PowerPoint and Word;

用PowerPoint和Word设计、制作随机交互式多媒体课件

Quote:The combat group then took up an all-round position where the road cross the rail road and patrols were detached to reconnoiter the surroundings.

战斗群随后占领了一个位于铁路与公路交叉口的环形阵地，并分配了巡逻兵侦察周围环境。

Analysis on Improvement Effect of Combinations with Improved Inbreds Using CIMMYT Maize Germplasm;

部分CIMMYT玉米群体改良系组配杂交种的改良效果分析

Study on the Genetic Structure and Seletion Method of Multi-line Hybrid Breed System;

多系配套杂交猪群体遗传结构及选育方法的研究