最近几年

Therefore, lake sediments have recorded eutrophication process of Lake Dianchi from oligotrophic lake to eutrophic lake. Especially in the past several decades, both autochthonous and allochthonous organic matter display rapid increasing. Combined with isotopic data, a conclusion is drawn that Lake Dianchi has entered into a hypereutrophic stage.

因此，湖泊沉积物记录了滇池从一个贫营养的湖泊演变成富营养化湖泊的过程，特别是最近几十年，滇池内源有机物和陆源有机物的输入都呈现快速增长的趋势，结合同位素组成特征表明滇池进入了重富营养化阶段。

The scholastic Ka Erfa that there is an abroad recently expressed " whether does Google let us become more foolish more " the article says:"Came a few years in the past, I often have a kind of bodeful feeling, feel to have what person, or what thing, pound beat is ceaseless in my head all the time, heavy draw my ' electroencephalogram ', rescript my ' cerebral memory '."

最近有一个国外的学者卡尔发表了一篇《Google是否让我们越变越傻》文章称：&过去几年来，我老有一种不祥之感，觉得有什么人，或什么东西，一直在我脑袋里捣鼓个不停，重绘我的'脑电图'，重写我的'脑内存'。&

In the middle and lower reaches of the Yangtze River region in recent decades,chlorotic Cinnamomum camphora has become more and more serious with urban landscape and greening benefits degraded due to physiological disease of this tree species.

樟树Cinnamomum camphora作为城市绿化的优良树种广泛应用于中国南方各省，但最近几十年来，长江中下游地区樟树黄化现象越来越严重，极大地影响了城市景观和城市绿化的生态效益。

The volcano, which straddles the line between Colima and Jalisco states 430 miles west of Mexico City, has had six spectacular eruptions in the past three weeks.

墨西哥科利马火山最近几周来活动愈来愈频繁，当地政府担心未来数日内可能出现更猛烈的喷发，强度可达到1913年的那次大爆发。

In these credit crunch times that might dissuade many potential buyers, though Ritchey points out that at $0.3 per litre, it is much cheaper than bottled water and would pay for itself in a couple of years.

虽然Ritchey指出每升水的成本只有0.3美元，要比瓶装水便宜多了，并且几年就可以收回成本，但是最近的信贷危机可能会让很多潜在买家望而却步。

In a recent article in the Harvard Business Review based on his work with RWE, a German energy company, Rainer Strack of the Boston Consulting Group advises managers to conduct an audit of how the ageing of their workforce will affect them in years to come and develop a strategy to make sure they maintain the right skills mix.

波士顿咨询集团的Rainer Strack在哈佛商业评论最近的一篇对德国能源公司莱因进行研究的文章中建议管理者在未来几年进行对他们劳动力的老龄化如何对企业产生影响进行一项审计，并且转变应对策略以确保他们拥有最佳的技能组合。

In recent decades, there has been a growing concern among many prominent engineers that not only is the term "factor of safety "improper and unrealistic, but worse still a structural design philosophy based on this concept leads in most cases to an unduly conservative and therefore uneconomical design, and in some cases to an unconservative design with too high a probability of failure.

13，最近几十年来，出现了许多杰出的工程师日益关注，不仅是长期的&安全系数&不正当的和不现实的，但更糟的是一个结构性的设计理念就基于这个概念在大多数情况下会导致一个过于保守因此，不经济的设计，并在一些情况下，偏不设计过高故障的可能性。

In recent decades,there has been a growing concern among many prominent engineers that not only is the term"factor of safety"improper and unrealistic,but worse still a structural design philosophy based on this concept leads in most cases to an unduly conservative and therefore uneconomical design,and in some eases to an unconservative design with too high a probability of failure.

登录后回答可以获得经验值奖励，并可以查看和管理所有的回答。登录|在最近几十年里，人们已经越来越关注许多突出的工程师，不仅是&安全系数的&不正当的，不切实际，但更糟的是一个结构设计理念基于这一概念，引领，在大多数情况下，一个过度保守，所以乡，在一些简化设计一个unconservative设计以很高的机率failure。

The two "frozen conflicts" have remained stubbornly unthawed[2] for a decade, and Georgia's lack of Western support has already been bleakly[3] exposed in recent months.

这两个&冰疙瘩&十年来一直顽固不化，并且最近几个月里格鲁吉亚得不到西方的支持已是暴露无遗之事。

For the last several years, Professor Rotaru has been a frequent solo performer at the"Virtuosi"International Chamber Music Festival of Pernambuco in Brazil.

洛塔鲁最近完成了他首张个人CD的录制，近几年，洛塔鲁成为巴西国际室内乐节的固定独奏表演者。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。