查询词典 the food chain

Main purification role is played by artificial medium and aquatic macrophyte in pollutants removal, but the Corbicula fluminea introduced to food chain of combined floating bed enhances the purification effect through the ways as follows: improving the resolvability, ammonification and biodegradability of particulate organic matters, meliorating the substrate supply condition for absorption of plant and degradation of microorganism attached on artificial medium, hastening the growth and activity of microorganism.

污染物的直接净化主体为人工介质和水生植物单元，但在生态浮床中引入河蚬增加水生动物单元，通过食物链的"加环"作用，提高了颗粒性有机物的可溶化和无机化以及可生化性，改善了植物吸收以及人工介质单元生物膜中微生物的基质条件，促进微生物的生长和活性，提高了浮床的净化效果。

In keeping with the false advertising subchapter of the FTC Act of 1914, the fast food chain is prohibited from setting its commercials in a kitchen, dining room, or any space generally associated with the act of eating.

2楼 此外，肯德基公司还必须遵守美国联邦贸易委员会法中的虚假广告条款，即禁止快餐公司以厨房、餐厅或任何与吃的行为有关的空间为广告背景。

The constituent characters of the POPs,the toxicology effects for the biocoenosis,the pollution sources,the environmental analysis,the environmental behaviors, food chain transition and the regional and the global pollution transition are expounded in the paper.

本文综述了持久性有机污染物的成分特性、对生物群的毒理效应、环境污染源、环境分析、环境行为、食物链传播、地区性或全球性的污染传输等问题。

Agricultural production must be changed from traditional crop concept to modern food concept; planting structure must be changed from traditional crops and economic plants to crops, economic plants and feedstuff; traditional process of agricultural production needs deeper development, extending the industry chain, improving the transformation efficiency of resource; agricultural development must be changed from plowland depending to the exploring of all the land resource.

其中农业生产要由传统的粮食观念向现代食物观念转变；种植业结构要由传统的粮、经二元结构向建立粮、经、饲三元结构转变；传统农产品加工业要向纵深发展，延长产业链，提高资源的转化效率；农业发展要由单纯依靠耕地向整个土地资源的开发利用转变。

When the n-dimensional single food-chain system has metabolic function the stability of solution is discussed in this paper.

本文讨论了单食物链情况下，n种群Chemostat系统具有代谢功能时，解的渐近性

In this way, the entire food chain might be affected by a change in the number of a single species.

这样下来，由于某一物种的数量的改变，就有可能影响到整个食物链的脱节。

In this way, the entire food chain might be affected by a change in the number of a single species.

从这一点看，整个食物链可能仅仅因为某个物种的数量变化就要受到影响。

In this way, the entire food chain might be affected by a change in the number of a single species.

就这样，单一物种数量的变化可能使整个食物链受到影响。

The article introduced the General EAN·UCC Specification, and took beef and fish as examples to explain howto use EAN·UCC system to track and trace the food supply chain.

本文介绍了全球统一标识系统，并以牛肉和鱼为例介绍了该标识系统在食品供应链中开展跟踪以及应用情况，指出食品及其属性、参与方及位置的标识是开展食品安全跟踪与追溯的基础，信息的获取、管理与交换是成功实施食品安全跟踪与追溯的关键。

And they warned that the emergence of Ebola in the human food chain is "of serious concern."

他们警告说，埃博拉病毒的出现，在人类的食物链是&严重关切的问题。&

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。