他们发现真菌从空气中获得氮元素。
They found that the fungus was getting nitrogen from the air.
罗曼说，一旦海藻缺乏氮元素，它们终将死去，并带着氮沉入海底。
Roman says once the algae use up the nitrogen, they eventually die and sink to the bottom, taking the nitrogen with them.
比较直观的是，用于耕地的化肥输入大量的氮元素和磷元素到环境当中。
More immediately, fertilizers used in farming have injected vast amounts of nitrogen and phosphorus into regional environments.
三聚氰胺没有营养价值，却富含能进步产品蛋白质含量的氮元素。
Melamine has no nutritional value but is high in nitrogen, making products with it appear higher in protein.
Nosto与氮元素紧密结合，因此会释放出氢元素以作为燃料。
Nostoc fixes nitrogen and, in doing so, releases hydrogen that can then potentially be used as fuel.
这些发射性元素包括：氮16（空气中氮元素的放射性同位素）。
Those radioactive elements are N-16 the radioactive isotope (or version) of nitrogen (air).
这点很重要，因为当罗曼把鲸鱼粪便带回他的实验室后，他发现里面富含氮元素。
This is significant, because when Roman took the whale poop back to his lab, he found it was rich in nitrogen.
研究结果说明，氮元素对玉米大斑病菌的生长和发育有非常重要的作用。
It was proved that nitrogen played an important role on the growth and development of the corn pathogen.
正如摄影师所说，看看下图中的草长得如此之绿，不正是接触过多氮元素的证据吗？
As the photographer commented, look at how green the grass is in some pictures (see those below) : it is evidence of exposure to excess nitrogen.
煤中氮元素在煤燃烧过程中会转化为各种氮的氧化物，从而造成环境污染。
During the combustion process of coal, the nitrogen element in coal may turn to various oxides of nitrogen, thereby, resulting in ambient pollution.
西格曼博士致力于研究两万年前微型海洋植物海藻是如何高效利用氮元素的。
Sigman has been trying to piece together how efficiently tiny ocean plants - algae - were using nitrogen about 20,000 years ago.
舒尔茨说：”我们人类所处理氮元素的方法就是将它从其他资源中开采出来，然后施给农作物。
“What humans do for nitrogen is mine it from other sources, and dump it on our crops, ” said Schultz.
大豆通常被人们用来食用或饲养动物。一些农民种植大豆来更新土壤中丢失的氮元素。
Soybeans are eaten by people and fed to animals. Some farmers grow them to replace lost nitrogen in the soil.
XPS实验结果证明活性炭表面氮元素的电子结构及含量对催化氧化活性有显著的影响。
XPS data reveal that the state and the content of nitrogen element in the surface layers correlate fairly with the catalytic activity.
当氮原子与碳晶体中的空心点相邻时，氮元素会产生特定的电子，这些电子可以移动到那个空心点里。
When a nitrogen atom sits next to a vacant spot in the carbon crystal, the intruding element provides an extra electron that moves into the hole.
此外，实验分析了接触法炭黑表面氮元素的组成，结果表明主要是以氨基和硝基的形式存在。
The experimental result also shows that the nitrogen element on the surface of contact black surface may be mainly in forms of amino group and nitro group.
海藻包括小到单细胞有机体、大到巨型褐藻的多种类型植物，有些海藻生长于海面附近，依赖氮元素成长。
Algae range in size from single-celled organisms to giant kelp plants. Some live near the surface of the ocean, and these algae need nitrogen to grow.
但其实还有很多其他的纤维，例如我们可以使用类似大麻纤维丝，这是一种很绿色织物，它可以将氮元素返还到土壤中“她说。”
But there are also a lot of other fibers that we can use like hemp silks, a very green fabric that gives back nitrogen to the soil, "she said."
阐述了海绵钛生产过程中杂质氮元素的来源及影响因素，采取相应措施进行降低控制，从而稳定并提高了海绵钛产品的质量和品级率。
Resources and reasons of nitrogen in titanium sponge were discussed. Measures to lessen the nitrogen content to keep or improve the quality and grades of sponge were also put forword.
在合金钢中，如果铁素体中含有0.08%以上的氮元素或者奥氏体中含有0.4%以上的氮元素，则这种钢就称为高氮合金钢(HNS)。
The alloy steels are named High nitrogen steels (HNS) if the nitrogen element percent in the ferrites is above 0.08%or the nitrogen percent is more than 0.4%in the austenite.
并将磷酰苯肼和相应的硫代磷酰苯肼在环氧树脂(E - 44)中的阻燃性能进行了对比试验，结果表明硫元素与磷、氮元素有协同作用。
The flame retardance in epoxy E-44 was discussed as well, and the flame retardance of the compounds of sulfur containing and not containing have been compared.
1995年的一天，在位于艾伯塔省埃德蒙顿的艾伦·古德实验室里，一个学生犯了一个偶然发现的错误：她在给实验用的油菜(油菜籽)浇水的时候，忘记了添加氮元素。
One day in 1995 in Allen Good's laboratory in Edmonton, Alberta, a student made a serendipitous mistake: she forgot to add nitrogen when she watered some experimental canola (rapeseed) plants.
实际上，它们不仅仅使用碳元素作为它们交流的语言，其实还有氮元素和磷元素，这个网络无比密集以至于在你每走过一步脚下的菌丝连起来可以有几百公里长。
Well, it turns out they were conversing not only in the language of carbon but also information. The web is so dense that there can be hundreds of kilometers of mycelium under a single footstep.
即使是元素状态为气体的氮，也通常作为硝酸根离子从土壤中被吸收。
Even nitrogen, which is a gas in its elemental state, is normally absorbed from the soil as nitrate ions.
即使是元素状态为气体的氮，也通常作为硝酸根离子从土壤中被吸收。
Even nitrogen, which is a gas in its elemental state, is normally absorbed from the soil as nitrate ions.
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