自然选择

That the transition from ape to man is to make the existence of phase variation, genetic and natural selection to be the basic factors play a role is one of the two-legged walking means perfect stage.

可以认为从猿到人的过渡阶段的存在是使变异、遗传及自然选择得以起作用的基本因素之一，是两足行走方式完善化的阶段。

In this ever extending exclusion of blood relatives from the bond of marriage, natural selection continues its work.

在这种越来越排除血缘亲属结婚的事情上，自然选择的效果也继续表现出来。

He argues that natural selection favored humans who were altruistic because in the small, close-knit groups in which our ancestors lived, altruists could expect reciprocity.

他认为，自然选择对曾经是利他主义者的人类是有利的，因为我们的祖先生活在小而密集的群体中，人们的利他主义可以指望得到利益互惠。

He argues that natural selection favored humans who were altruistic because in the small, close-knit groups in which our ancestors lived, altruists could expect reciprocity.

他认为，自然选择对于那些曾经是利他主义者的人是有利的，因为我们的祖先生活在小而密集的群体中，人们的利他主义可以指望得到相互间的利益互惠。

So swim bladders evolved by further natural selection.

因此说，鱼鳔是通过深层的自然选择演化出来的。

So swim bladders evolved by further natural selection.

因此说，浮囊是通过深层的自然选择演化出来的。

The iconic myth is that Darwin became an evolutionist in the Galápagos when he discovered natural selection operating on finch beaks and tortoise carapaces, each species uniquely adapted by food type or island ecology.

标志性的看法是这样的，达尔文同学在加拉帕哥斯群岛发现了自然选择在雀喙和龟壳上的表现，每一个物种都适应于独特的食物和生态环境。

He thought that natural selection had operated on us, just as it had on fruit flies and centipedes.

他认为自然选择对我们产生了作用，正如对待果蝇和蜈蚣那样。

PID is one of the earlies control mesures, genetic algorithm is a kind of overlapping、self-adaptive、probable searching algorithm based on mechanism of natural selection and natural inheritance.

PID调节器是最早发展起来的控制策略之一，遗传算法是一种借鉴生物界自然选择和自然遗传学机理上的迭代自适应概率性搜索算法。

PID is one of the earlies control mesures, genetic algorithm is a kind of overlapping、self-adaptive、probable searching algorithm based on mechanism of natural selection and natural inheritance.

中文摘要： PID调节器是最早发展起来的控制策略之一，遗传算法是一种借鉴生物界自然选择和自然遗传学机理上的迭代自适应概率性搜索算法。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。