湿地

The decrease of precipitation has the problem of wetland loses and xerophytes invasion even worse.

因为连年降雨的减少导致了北京市湿地面积的下降和旱生植物的入侵问题日益加重。

Rice field wetland system is the main land use type in the high-product agricultural watersheds of Southerneast China.

水稻田湿地系统是我国东南部高产农业区的主要土地利用类型，是我国特有的景观结构。

For months he wandered through the wastelands of the country.

接下来的几个月，王子只能在乡间的湿地附近流浪。

Every year, over 50,000 migratory waterbirds winter at the Ramsar Site. This includes some 20-30% of the world population of the endangered Black-faced Spoonbills, continued Mr. Lau.

每年超过50，000头候鸟在拉姆萨尔湿地过冬，其中在此越冬的濒危鸟种黑脸琵鹭更占全球总数百分之二十至三十。

Volunteered in community projects to maintain or restore natural areas such as prairies, savannas, woodlands, or wetlands.

在维护或恢复自然区域的社区计画中担任志工，如林地、湿地等

Different fillers for wetlands are chosen by comparison and then matched, the following filler matching is achieved aiming at different influent: for wastewater with low nitrogen concentration and medium or high organic matter concentration, better removal efficiency is attained by combined fillers of coal cinder + pebble stone + gravel; for wastewater with high nitrogen concentration and low organic matter concentration, the optimum combination is fly ash brick crumbs + gravel.

针对不同的进水进行了湿地填料的比选与配伍，获得了适合于不同水质的填料配伍：对于含氮浓度低或中、高有机物浓度的污水，煤渣+砾石+碎石填料组合有较好的去除效果；对于含氮浓度高或有机物浓度低的污水，粉煤灰砖屑+碎石组合有较好的去除效果。

It is primarily dedicated to teaching and research in wetlands ecology, evolutionary biology and plant-animal interactions, population biology, behavioral ecology, plant response to climate change, conservation of endangered species, and restoration of natural ecosystems, etc.

该计划自1991年7月1日起实施，旨在从事生态学、进化与保护生物学的教学与研究，研究领域包括湿地生态学，进化生物学和动物-植物的相互作用，种群生物学，行为生态学，植物对气候变化的反应，濒危物种的保护和恢复自然生态系统等。

Program in Ecology, Evolution and Conservation Biology was initiated 1 July 1991. It is primarily dedicated to teaching and research in wetlands ecology, evolutionary biology and plant-animal interactions, population biology, behavioral ecology, plant response to climate change, conservation of endangered species, and restoration of natural ecosystems, etc.

该计划自1991年7月1日起实施，旨在从事生态学、进化与保护生物学的教学与研究，研究领域包括湿地生态学，进化生物学和动物-植物的相互作用，种群生物学，行为生态学，植物对气候变化的反应，濒危物种的保护和恢复自然生态系统等。

In recent decades, due to the development of urban and rural construction, road construction, mining, expansion of arable land, artificial cultivation of rubber plantation, etc., taking up large areas of forests, grasslands, wetlands, resulting in a large number of biological species threatened with extinction.

近几十年来，由于城乡建筑的发展，修筑公路、开矿、扩大耕地、人工种植橡胶园等，侵占了大面积的森林、草原、湿地，致使大量生物物种濒临灭绝。

And then we discussed the evolvement of several relationships in the evolving process of the wetland, including relationships between the Yangtze River and related lakes, flood storage and discharge, related mountains and lakes, lakes and polders.

重点对湿地系统演变过程中的几个关键驱动关系进行了探讨，包括江湖关系、蓄泄关系、湖垸关系和山湖关系等。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新