As such, they are key species for understanding and predicting impacts of global change on Antarctic and sub-Antarctic marine ecosystems.
因此，在理解和预测全球变化对南极和亚南极海洋生态系统影响方面，它们是关键物种。
These include the centuries-old custom of "bul", where leaders would call a temporary stop to fishing for key species in order to give fish stocks an opportunity to replenish.
这些传统包括几个世纪以来被称之为“bul”的旧习俗，领导人会要求暂停捕捞一些重要种类的鱼，给鱼类总储备量繁衍补充的机会。
Top predators are key to keeping populations of key species from growing too large.
大型捕食者是使主要的物种种群不会生长过大的关键因素。
The extinction of key species could have cascading effects throughout the food web.
关键物种的灭绝可能通过食物链产生级联效应。
To protect key species is one of the important measures for keeping healthy life of the Yellow River.
关键物种的保护是维持黄河健康的重要措施之一。
Many key species have been overfished in some locations but still have thriving populations elsewhere.
在某些地方，鱼类的许多重要品种已被过度捕捞，而在其他地方却仍然繁殖旺盛。
And then it presents the system frame and system running flow. At the same time the thesis details the key species and functions.
接着根据该模型给出了系统体系结构和系统的运行流程，并对程序设计中涉及到的比较重要的类和函数给出了详细描述。
Conservationists are concerned the drop in productivity, as a result of a lack of sandeels, will mean fewer breeding birds and continued decline of key species.
海鳗数量的减少会导致海鸟生育能力下降，也就是说，繁殖鸟以及一些重要的鸟类数量会继续减少。 对此，自然保护主义者表示密切的关注。
A bloom continuous Casting machine main cast quality steel and alloy steel, such as heavy rail steel, hard-line steel, spring steel, bearing steel, alloy structural steel, and other key species.
大方坯连铸机主要浇铸优质钢和合金钢，如重轨钢、硬线钢、弹簧钢、轴承钢、合金结构钢等重点品种。
Its conservation is key to the sustainable propagation of Antarctic species.
对它的保护对维持南极物种繁衍可持续性来说很关键。
Research on the language of numbers shows, more and more, that one of our species' key characteristics is tremendous linguistic and cognitive diversity.
对语言中的数词研究不断表明，我们物种的关键特征之一就是庞大的语言多样性和认知多样性。
Perhaps we should give special attention to the conservation of such plant species since they lack key factors in their defenses against the environmental disruption caused by pesticide use.
也许我们应该特别注意保护这类植物，因为它们缺乏关键的因素来抵御由使用杀虫剂而造成的环境破坏。
Saving these species could hold the key to the future adaptation of coral reefs to climate change, the scientists said at the project's launch today.
今天在该项目的启动仪式上科学家们说，拯救这些物种能够抓住珊瑚礁对气候变化的进一步适应的重点。
Such species may be key to the survival of their small ecosystem and their loss, even among many related species, can alter an entire ecosystem.
这些物种在其所处的小型生态系统中可能发挥着关键性的作用，一旦消失，即使还有许多相关的物种，也会导致整个生态系统发生改变。
Millions of Africans may lose a key source of livelihoods as a fifth of freshwater African species are threatened with extinction
南非有五分之一的水生物种濒临灭绝，数百万的南非人可能会丢失一种生存资源的关键来源。
They are also a key indicator species that can provide information on the health of an ecosystem.
伦敦动物学会（Zoological Societyof London）蝙蝠专家凯特·琼斯说，“它们也是关键的指标物种，能提供有关生态系统健康状况的信息。
The researchers analysed the family trees of the species studied and found one key similarity.
研究人员对所研究的鸟类的家谱进行分析后发现一个关键的相似点。
A kakapo parrot, Sirocco, will be the ideal ambassador for conservation because he would focus attention on the plight of endangered species, said Key.
这只鹦鹉名叫塞洛克，属于濒危的枭鹦鹉物种。 约翰·基表示，赛洛克能够让人们关注濒危物种，因而是物种保护最理想的宣传大使。
The "survival of the fittest" was the key to the constant change in species.
“适者生存”是物种不断变化的关键。
Everything is product of the environment. The prerequisite and key of species forming is the ecological environments, such as geography, climate, water, soil, biological chain and so on.
万物都是环境的产物，地理、气候、水质、土壤、生物链等构成的生态环境是物种成型的前提和关键。
The species identification plays a key role in forensic analysis.
种属鉴定在法医学实践中占有重要地位。
The key research field of conservation biology is to study the mechanisms of species endangering and extinct.
当前保护生物学研究的一个热点问题是物种濒危及灭绝机制的研究。
Greenland with abundant species play the key role of maintain Greenland system stabilization, exert it's function and keep ecosystem health in industrial region.
物种丰富的绿地对于维持工业区绿地系统稳定、发挥绿地功能、维护工业区生态系统健康上发挥着极其重要的作用。
Greenland with abundant species play the key role of maintain Greenland system stabilization, exert it's function and keep ecosystem health in industrial region.
物种丰富的绿地对于维持工业区绿地系统稳定、发挥绿地功能、维护工业区生态系统健康上发挥着极其重要的作用。
应用推荐