查询词典 wetland

Wetland is a unique ecosystem that has multi-function in the world, and is one of the most important living environments for human beings.

湿地是地球上具有多功能的、独特的生态系统，是人类最重要的生存环境之一。

Several miles off the Eastern Louisiana coast these barrier islands are all that stand between treasured wetland habitats and the giant oil slick adrift in the Gulf of Mexico.

关闭路易斯安那州东部海岸几英里这些屏障岛屿都是珍贵的湿地栖息地之间的石油巨头在墨西哥海湾圆滑漂浮的立场。

According to the models of land use dynamic change, the research on the dynamic change on land use quantity, space structure and land use degree were carried during 1989 and 2001. The results of the research indicated that the area of cultivated land and saline land increased, and the area of meadow, water areas and wetland reduced within 12 years; The variety ratio of cultivated land, meadow, water areas and saline land changed relatively great; and variety ratio of forestland, land used for resident, industrial and mining changed more steady; The land use degree presented a reducible tendency.

研究结果表明，吉林西部在12年内耕地和盐碱地面积增加，草地、水域和湿地面积减少；总体上，耕地、草地、水域和盐碱地的土地利用变化率较大，林地、居民、工矿用地和湿地变化较平稳； 12年间土地利用程度呈减小趋势，全区十个县市中只有白城和扶余的土地利用处于发展期，土地生态环境相对较好，而其他地区由于土地生态环境呈现不同程度的恶化，导致可开发利用的土地资源逐年较少，土地利用潜力小。

2 The existence of externality Two factors are the main reasons of wetland degradations.

上述几方面的原因造成市场在湿地资源的有效配置方面的失灵。

In present work, the economic and institutional cause of wetland degradations based on the approach and theories of environment economics and institution economics have been discussed and analyses.

本文运用环境经济学及制度经济学的有关理论与方法，结合湿地的经济属性，分析了湿地退化的经济与制度成因。

It needs us to deal with the relationship of the WT and environment protection correctly, to define the threshold population of WT, to forecast environmental capacity of WT. For the sake of protection, the exploitations would do no harm to wetland environment.

这就要求我们正确处理湿地旅游发展和环境保护的关系，确定湿地旅游的门槛人口，预测湿地旅游环境容量，在开发和保护并重的基础上，不对湿地环境构成危害。

Assessment of wetland eco-environment in western Songnen plain based on PRS model .

基于PSR模型的松嫩平原西部湿地生态环境评价。

The Zoige wetland on the eastern fringe of Qinghai-Tibetan Plateau, with averagealtitude between 3,400 and 3,600m, is the watershed of Yangtze River and YellowRiver. There are large area of peatland, subalpine meadow and lakes in this region.

若尔盖高原湿地位于青藏高原东北部地区，平均海拔3，400-3，600m，是长江和黄河的自然分水区，区内发育了大面积的草本沼泽以及高寒沼泽化草甸、高寒湖泊。

Wetland Low lying areas with hydrophilic vegetation and subject to seasonal or permanent water-logging or flooding, such as marsh, fen, peatland, bog, flood plain, mudflats or a delta

shi di 湿地长有亲水植物并季节性或永久性被水淹没的低洼地带，例如：沼泽地、泥炭地、洪泛区、泥滩或三角洲。

This is the results of large scale reclamations and human intensity effects on wetland landscape in the area.

这是区域大规模土地开发和人类活动强度不断增加的结果。

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。