繁殖

Now comes a new one—the discovery of the first multicellular animals that survive and reproduce entirely without oxygen.

现在又发现了一种新生物———第一种多细胞生物，生存和繁殖的整个过程没有氧气。

A single-factor experiment was designed to research the effect of nutrition level on body weight of multiparous sows during gestation through investigating the effect of gestation nutrition on the reproduction performance of multiparous sows in subsequent 3 parities and based on regression analysis of feed intake as well as lactation weight loss and reproduction performance during gestation.

摘要采用单因子试验设计，通过对妊娠期不同营养水平连续3胎经产母猪生产的研究，建立妊娠期采食量与泌乳损失及繁殖性能等之间关系的回归方程，研究妊娠期不同营养水平对经产母猪体重变化的影响。

Sometimes is called "the hereditary particle", because in the multiplicative process, the father generation transmits they DNA partial replicas in the filial generation, thus completes the character the dissemination.

有时被称为"遗传微粒"，因为在繁殖过程中，父代把它们自己DNA的一部分复制传递到子代中，从而完成性状的传播。

Stem cells are multipotent and have the capacity for self-renewal. The ability of stem cells to produce various cells of the nervous system brings new hope for brain repair.

干细胞具有多向分化的潜能和自我繁殖能力，其向神经系统中多种细胞的转化能力为修复神经系统损伤带来了希望。

An attenuated vaccine strain of Muscovy Duck Reovirus, which was suitable for propagating in chicken embryo fibroblast, was obtained by serial passage alternately between Muscovy duck embryo fibroblast and CEF.

应用番鸭胚成纤维细胞和鸡胚成纤维细胞交替传代选育出适应CEF繁殖的番鸭呼肠孤病毒弱毒疫苗株。

Mustard family vegetables insect gathering, raising as well as specimen manufacture Abstract: For a better distinction and the preventing and controlling vegetables pest, more convenient conducts the teaching research, more thorough study insect's exterior shape, internal structure and physiology, reproduction, growth and habitual and so on, we need to conduct the research to the vegetables agriculture insect's type, and makes the specimen.

十字花科蔬菜昆虫采集、饲养以及标本制作摘要：为了更好的鉴别和防治蔬菜农业害虫，更加方便的进行教学研究，更加深入学习昆虫的外部形态、内部构造及生理、繁殖、发育与习性等，我们就需要对蔬菜农业昆虫的种类进行研究，并做出标本。

Chemotherapy and radiation can cause cancer cells to mutate and become resistant and difficult to destroy.

一种有效的抗癌方法，就是阻断癌细胞繁殖所需的养分，使之饥饿而坏死。

This kind of relationship in which everyone benefits is called mutualism.

它们做这些工作仅仅是为了换取食物、温暖的环境和繁殖的场所（这种使双方都能受益的关系叫做共生关系）。

The greater part of the rabbit population of Britain went under to the disease of myxomatosis.

繁殖在不列颠的兔子，曾经由于粘液瘤病而死去一大半。

Ideal for planting into your landscape and perennial flower beds, where they will naturalize and multiply.

理想的种植到你的景观和多年生花卉床，他们将在那里归化并大量繁殖。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。