1) Double Groups' Evolutionary Model
双种群演化模型
2) Single Group Evolutionary Model
单种群演化模型
3) population evolution
种群演化
1.
Models of population evolution and empirical analysis;
种群演化模型与实证研究
4) double-layer evolutionary model
双层演化模型
5) population model
种群模型
1.
Oscillation of solutions of a delay population model;
一类时滞种群模型解的振动性
2.
Permanence for the "food limited" discrete population model with feedback control and delay;
具有反馈控制和时滞的“食物有限”离散种群模型的持久性
3.
Stability study is made for the positive equilibrium of a nonlinear age structured population model by constructing two systems for comparison and using the comparison principle, necessary and sufficient conditions are obtained for the global stability of positive equilibrium.
研究一个非线性年龄结构种群模型正平衡解的稳定性，通过构造适当的比较系统和使用比较原理，得到了正平衡解渐近稳定的必要条件和全局稳定的充分条
6) bipartition model
双群模型
1.
Hybrid\|pencil beam model(HPBM),which has been obtained by embedding the bipartition model into Fermi\|Eyges multiple\|scattering theory,shows the potential broad prospect in clinic because of the good calculation accuracy and efficiency.
将双群模型计算的宽束电子的能量沉积与Fermi Eyges理论的侧向解相结合来构造电子笔束模型 ,即混合笔束模型 。
2.
Straight forward approximation has been used for the transport calculations of forward particles in the bipartition model of charged particle transport.
在粒子输运双群模型中，引入直向前近似，计算了双群模型中的直向前粒子输运。
3.
By using the electronic stopping power of Oen Robinson in the bipartition model of ion transport,the path lengths,reflection coefficients and range distributions have been calculated.
将Ｏｅｎ－Ｒｏｂｉｎｓｏｎ电子阻止本领用于离子输运双群模型，计算了离子在固体中的径迹长度、反射系数和射程分布，并讨论了采用不同阻止本领对输运计算的影响。
补充资料：种群增长率(见种群出生率)
种群增长率(见种群出生率)
种群增长率见种群出生率。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条