查询词典 ecosystems

Marine ecosystems ; Biogeochemistry ; Basic research ; China.

海洋生态系统；生物地球化学；基础研究；中国

To assess the biogeography and biodiversity of chemosynthetic ecosystems it is essential that all the above systems be studied in combination.

确定上述系统动物区系间的进化和生态学关系，对于了解全球尺度上化能合成生态系统物种分布的形成过程至关重要。

The Biogeography Laboratory conducts basic and applied research on the ecology, distribution, and conservation status of species and ecosystems.

该生物地理学实验室主要从事有关生态学、生物迁移、物种保护及生态系统等领域的基础科学研究与应用研究。

However,with the development of economic and tourism,the vulnerability of ecosystems and loss of biological diversity has seriously hampered the socio-economic development in Yunnan.

然而，随着经济和旅游业的发展，云南省湿地生态系统的脆弱性和生物多样性的丧失，严重制约了云南的社会经济的发展。

Most of the time a biome is many different ecosystems put together.

在大多数情况下，生物群落是不同生态环境的综合。

Accumulation of toxic substances in the biosphere is causing serious changes in the structure and function of natural ecosystems.

生物圈内有毒物质的积累，造成了天然生态系统的结构与功能的严重变化。

Wetland is one of ecosystems with important environmental functions and habitats for various biota on the earth.

湿地是地球上具有重要环境功能的生态系统和多种生物的栖息地之一。

Larch is the most important industrial timber species in northeastern China, and is ecological significant in boreal forest ecosystems.

落叶松是中国东北林区最重要的工业用材树种，而且在北温带森林中具有重要的生态学意义。

We are taking a lead role in discussions about how to balance conservation of Canada's valuable boreal forest — one of the world's largest intact ecosystems — with responsible resource development.

我们采取对如何平衡加拿大的寒带森林保护宝贵的-是世界上最大的完整的生态系统负责任的资源开发-讨论领导作用。

New Caledonia's ecosystems include several natural vegetation types.

新卡里多尼亚的生态系包括几个自然植被类型。

I go to school at night.

我是上上学。

Clear Tip Nasal Aspirator: A soft time and gentle suction action makes removing excess mucus easy.

鼻吸明确提示：一个柔软的时间和温柔吸力行动使消除过剩的粘液容易。