单词nitrogen cycle
na.: 氮循环
网络: 氮化合物循环；氮化合物轮回
氮循环（各种形式的氮在自然界的循环）:
the processes by which nitrogen is passed from one part of the environment to another, for example when plants decay
氮素循环
氮循环
There would be nowhere near as many people doing all sorts of other things to the planet if humans had not sped the nitrogen cycle up.
如果人类没有加速氮循环的速度，那么就远不会有众多人对地球上做其他的各种事情。
If the elements concerned are essential to life, this cycle is called a nutrient cycle, e. g. the NITROGEN CYCLE.
如果这种元素是生命活动必需的，那么这种循环就叫做营养循环，例如氮循环。
The nitrogen cycle is destoyed. Nitrate has become one of the most common environmental pollution factors in many parts of the world.
其中硝酸盐已成为世界上许多地区地下水污染最普遍的环境因子，修复地下水硝酸盐污染已成为当务之急。
No Dickensian insights are necessary to appreciate the scale of human intervention in the nitrogen cycle.
在理解人类对氮循环的干扰力度方面，并非是杞人忧天。
Nitrogen turnover from grazing livestock excreta is the key process in the nitrogen cycle of pasture ecosystems.
放牧家畜排泄物氮转化是草原生态系统氮循环的关键。
Eating meat is the dominant driver of the nitrogen cycle in Europe.
吃肉是欧洲氮循环的主要的驱动者。
Litter decomposition, rhizosphere soil, CO2 concentration, and ozone play important roles in nitrogen cycle.
另外，凋落物的分解和根际土壤、CO2浓度和臭氧对氮素循环有着重要的作用。
It is also worth noting that unlike many of humanity"s other effects on the planet, the remaking of the nitrogen cycle was deliberate.
还值得注意的是，与地球上其他人类的影响不同，对于氮循环的再改造是故意的。
Nitrogen cycle: fix N2 into compounds useful as nutrients for plants and animals.
氮循环：固定的N2化合物作为植物和动物的营养素。
Purification of Lake Water by Simulative Dynamic Experiment Using Immobilized Nitrogen Cycle Bacteria in Winter
秋冬季环境下固定化氮循环细菌净化湖泊水体氮污染动态模拟