迁移

Many once prosperous northern mill towns have shrunk as industry has moved to the South.

因为工业到了南方，许多度繁荣北方磨坊小镇都减小了规模。

The firm will probably pack up and move northwest.

这家商行可能要停业到西北去了。

Migrant workers move from country to country in search of work.

流动工人为寻找工作, 从个国家到另个国家。

Herdsmen used migrate with their cattle and sheep in search of fresh grass.

从前牧民们为了寻找新鲜草原赶着牛羊起。

Swallows begin their migration south in autumn.

燕子在秋季开始向南方。

In a middling rainfall condition, calcium eluviate and movement in uprightness direction.

次中等程度降雨条件下,钙在土壤垂直方向上发生淋溶转化。

A general method of data migration between heteroid databases was discussed subsequently.

其次讨论了构数据库间数据般方法。

Sorption is one of the most important mechanisms deciding Dinoseb transport in soils.

吸附是决定除草剂地乐酚在土壤中重要机制之。

Endothelia damage included the endothelium ecclasis,monocyte and platelets adherence to from thombus at the exposed subendothelia layer.

中膜平滑肌向内皮下，引起内膜肥厚，而中膜则出现局部平滑肌缺如。

This conclusion agress with the viewpoint that this species is on the speciation stage of migration towards north.

这结论支持该种目前正处于向北分化阶段观点。

Variant hemoglobins (see sickle-cell anemia;hemoglobinopathy) can be used to trace past human migrations and to study genetic relationships among populations.

血红蛋白有助于追溯人类过去情况，并有助于对人群中遗传关系研究。

Due to dopant migration, build-in electric field exists in the device.There is open-circuit photoresponse, the detector can operate in photovoltaic mode.

元件受掺杂影响而存在内建电场，使得元件有开路响应，存在光致电压模式。

The total sedimentation was that rivers were branching and migrating frequently,and the sedimentary structures and fossil of ichnite were growing generally.

其总体沉积特征为:河道频繁分支与,发育各种沉积构造及生物遗迹化石。

Chloridion participated in various kinds of biological function, such as cellular immunologic response , cell migration, cellular proliferation and differentiation, apoptosis.

氯离子参与生物体多种功能,如细胞免疫应答、细胞、增生、分化和凋亡。

Based on the characteristics of biomass fuel, this article summarizes the sources of alkali metals in biomass and the elutriation and migration.

摘要在明确了生物质燃料特点基础上，对生物质中碱金属元素来源和析出规律进行了概述。

Abstract： Flocculation and deflocculation of fine sediment play an important role in soil structural stability, agrochemical compounds movement and eroded sediment transport.

摘 要： 细颗粒泥沙絮凝-分散对土壤结构稳定性，土壤中农用化合物以及侵蚀泥沙输、沉积有重要作用。

3.Food, temperature and predation pressure directly act on the value of venturous revenue and are major environmental factors affecting DVM of the copepod.

3．食物、温度和捕食压力直接影响风险收益值大小，是影响桡足类垂直主要环境因子。

Strong expression is first observed in prechordal plate at the stage of 50% epiboly, l the stained cells then migrate to the proctodeum.

整胚原位杂交结果显示该基因最早主要在50%外包期前脊索盘中表达，既而到原肛处。

Based on those experiments, a mathematic model of process of intumescence was established with the neglect of the transfer motion of the bubble.

在实验基础上，忽略气泡，建立了膨胀过程数学模型。

It serves, they say, as a reservoir of beneficial microbes which can recolonize the gut after it's emptied by diseases such as cholera or dysentery.

他们说它像个有益菌蓄水池那样工作着，当被像霍乱和痢疾之类疾病耗尽之后能够再重新到肠道中去。