查询词典 migration

As to migration velocity analysis, it is suggested to start with a little higher initial velocity.

在偏移速度分析中，从稍大的速度开始分析会对速度分析更加有利。

The correlation between the macro fluid flowing properties in porous media and the micro dynamic characteristics of the particies was established and this made it is possible to predict the injectivity decline due to fines migration. So an important progress was made in this area.

本文提出的问题及对其初步认识对油田注水中水质控制防止地层伤害具有重要指导意义，这方面的研究有待进一步深入与完善。

A new kind of the mathematical discription of fines deposition, release and migration in porous media was formulated. So, a new mathematical tool was given for the quantitative discription of the injectivity decline due to the fines problem.

与现存理论相比，本文提出的数学模型具有如下方面的特点： 1、由于直接从微粒在孔隙内的动力学特征出发，因此，模型中需要由实验确定的模型参数较少，同时，模型中不出现由实验确定的经验的关系式。

But the instability that comes along with constant migration will inevitably become a common feature of the modern world.

我们每个人都同时感受着全球化的利和弊，在驱动力之下做出自己的选择，而流动中的不稳定将成为一种常态。

A physical or biological factor that limits the migration, interbreeding, or free movement of individuals or populations.

障碍物理或生物因素，可以限制迁移、杂交或个体及群体的自由运动

A physical or biological factor that limits the migration ,interbreeding,or free movement of individuals or populations.

障碍物理或生物因素，可以限制迁移、杂交或个体及群体的自由运动这种人口的双向流动是"自由迁徙"的标志。

"A physical or biological factor that limits the migration, interbreeding, or free movement of individuals or populations."

物理或生物因素，可以限制迁移、杂交或个体及群体的自由运动。

Gene flow describes he movement of genes among populations through interbreeding, dispersal and migration.

基因流描述的是基因在种群内通过相互杂交，扩散和迁移进行的运动。

Ecology A physical or biological factor that limits the migration, interbreeding, or free movement of individuals or populations.

障碍：物理或生物因素，可以限制迁移，杂交或个体及群体的自由运动 4。

In 1991, the interdependency category was introduced to recognize non-familial migration.

在1991年，"相依性"这一条款被引入非家庭移民范畴中。

Who? I never heard of him, Paul said, before asking teammate James Posey if he had heard of him.

赛后，科比说，他一直都是一名非常出色的射手，今天他打得很棒。

When I joined the company, I rotated around the different sections.

我加入这个公司时，轮换过几个不同的部门。