被认为是

It was the limited nutrient element for phytoplankton in most area in the past twenty years.

氮是海洋环境中主要的营养元素之一，并被认为是大部分海区的限制营养元素。

The pipal tree was regarded as sacred both in Harappa and Elam (It may be due to the fact that this is the only plant in the plant kingdom which releases more amount of oxygen day and night, than any other plant).

菩提树被认为是Harappa和埃兰神的两面（由于这个事实，它仅仅是比任何其它植物日夜释放更多的氧气的植物王国的植物）。

Because the centre of gravity of plane figure is usually taken as the balanced position of the area, the nearer public facilities are arranged to balanced position, the more balanced the division is.

因为平面图形的重心通常被认为是该区域的平衡位置，若公共设施越接近平衡位置，在分布上显然应该是越均匀的。

They may have been a source of part of the atmosphere of the terrestrial planets,and they are believed to have been the planetesimal——like building blocks for some of the outer planets and their satellites.

它们可能一直是地球行星的一部分大气的来源。它们还被认为是构成外部行星以及其卫星的一种类似微星的基础材料。

People of integrity, however, are plausibly thought to be generally honest and genuine in their dealings with others.

然而，具有正直心的人一般很可能被认为是在和别人来往中大体上是诚实、真诚的人。

In natural product category structure magazines might plausibly be considered to be variants and books the prototype.

在自然而然的分类结构中，杂志似乎可能被认为是变量而书是原型。

Plumpness was a sought- after attribute in the 17th and 18th centuries, but the slimmer figure has taken over.

如今被认为是美丽元素的高颧骨在英国维多利亚时代却是女人不能容忍的缺点；丰腴的身材在17至18世纪备受女人追捧，但当今社会苗条美在女人中大行其道。

At the same time, it is the support point of the development of economy and have very important place in the economy.

现代物流作为一种先进的组织方式和管理技术，被认为是企业降低物资消耗、提高劳动生产率之后的"第三利润源"，是经济发展新的支撑点，在经济和社会发展中处于极其重要的地位。

Wang is also a member of the Politburo in Beijing and is considered one of the most innovative thinkers in China's leadership today.

汪也是北京的政治局的一名委员，他被认为是中国领导者中最有创新精神的思想者之一。

The last vertex is assumed to be the same as the first, ie: the polygon is closed.

最后的顶点被认为是相同的，即：第一是关闭的多边形。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。