这三种最重要的营养循环包括氮循环、碳循环和我们今天要讲的磷循环。
The three most important nutrient recycles are the nitrogen cycle, the carbon cycle and the one we are going to talk about today, the Phosphorus cycle.
你说了，氮循环也是一个重要的营养循环。
You said that the nitrogen cycle is also an important nutrient cycle.
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。
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.
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。
It is also worth noting that unlike many of humanity's other effects on the planet, the remaking of the nitrogen cycle was deliberate.
在理解人类对氮循环的干扰力度方面，并非是杞人忧天。
No Dickensian insights are necessary to appreciate the scale of human intervention in the nitrogen cycle.
显而易见的是，「氮循环」比「碳循环」更可怕，变迁得更快，影响也更广泛，不过大家比较关心的却还是「碳循环」。
What seems certain is that the nitrogen cycle is changing faster and more profoundly than the carbon cycle, which has attracted much more attention.
氮循环的一个关键组成部分就是——在大气中，将纯净的氮固定为成含氮化合物的形式——这或多或少要完全依赖于生物(闪电仅起一点儿作用)。
One crucial part of this cycle-the fixing of pure nitrogen from the atmosphere into useful nitrogen-containing chemicals-depends more or less entirely on living things (lightning helps a bit).
氮循环也一样，它将空气中的纯氮转化成有用的化合物，而人类使其加速了150%以上。
So too is the nitrogen cycle, which converts pure nitrogen from the air into useful chemicals, and which mankind has helped speed up by over 150%.
氮霜，鳞纹理板，孔，是对升华和沉积模式的见证，由于稀薄的大气通过循环的扩张和崩溃。
Scaly textures in a veneer of nitrogen frost bore witness to patterns of sublimation and deposition, as the thin atmosphere breathed through cycles of expansion and collapse.
微生物使重要的化学元素例如碳和氮进行循环，从而帮助保持这个世界能让所有的生物类型生存居住。
Microbial cycling of such critical chemical elements as carbon and nitrogen helps keep the world inhabitable for all life forms.
氮的矿化是土壤氮循环中的重要环节之一。
Nitrogen mineralization is one of the most important aspects in soil nitrogen circulation.
研究了六甲基二硅氮烷（HMDS）对电解液稳定性和锂离子电池循环性能的影响。
The effects of hexamethyldisilazane(HMDS)to the stability of electrolyte and cycle performance of Li-ion battery were studied.
碳氮循环对农业生产和全球气候稳定性而言，具有极其重要的意义。
Carbon and nitrogen cycles are very important to agricultural productivity and global climate stability.
农田生态系统中的氮循环是影响农业生产力的主要因素之一，同时也会对环境产生影响。
Nitrogen cycling in farmland ecosystem is one of the key factors to affect agricultural productivity and at the same time it affects the environment.
本文报道了南黄海表层沉积物中不同形态氮的区域分布特征及其在生物地球化学循环中的作用。
The distributions and functions of various forms of nitrogen in the biogeochemical cycling in the southern Yellow Sea surface sediments were investigated.
随着新陈代谢作用的进行，以氨基糖为代表的微生物细胞壁残留物不断在土壤中积累，并进一步参与土壤碳、氮循环。
During the metabolism, the microbial residues represented as amino sugars were accumulated in soil and probably concerned in further carbon and nitrogen cycling.
农田生态系统中的氮循环是影响农业生产力的主要因素之一，同时也会对环境产生影响。
Modeling nitrogen cycling in studying farmland ecosystem has been an important tool and has been paid much attention.
土壤在维持全球碳、氮循环中起着重要的作用。
Soil plays an important role in maintaining the balance of global carbon and nitrogen cycling.
血管阻塞的微循环可能造成的脂肪栓子，与高脂血症与酗酒，类固醇治疗，猝死，氮泡沫减压病。
Vascular obstruction of the microcirculation may be caused by fat emboli, related to hyperlipidemia associated with alcoholism, steroid therapy, SCD, and nitrogen bubbles in decompression sickness.
研究了固定化氮循环细菌抗高氮污染、有机质污染，抗逆境运行以及抗逆境运行后的恢复能力。
Resistance to pollution of nitrogen and organic matter, adversity resistant running of immobilized nitrogen cycling bacteria(INCB) and its recoverable ability after the function were studied.
动力学模型需要大量的田间实测资料，主要应用于农田氮素循环、定量评价水氮资源利用率、优化水肥管理措施等方面。
The DPM method needs lot of field data, mainly to study nitrogen cycle in field, assess water and nitrogen usage efficiency and optimize management soil water and nitrogen fertilizer.
为材料，在室内砂培条件下研究了不同养分浓度及氮形态对烟株的生长、养分的吸收和分配，以及钾循环等的影响。
Pot experiment was carried out to study the effect of different nutrient levels and nitrogen forms on the growth, nutrient uptake, partitioning, and potassium flow within flue-cured tobacco plants.
循环活性污泥系统(CASS)是一种具有脱氮除磷功能的以序批曝气非曝气方式运行的充放式间隙活性污泥处理工艺。
Cyclic activated sludge System (CASS) is a batch fill and draw activated sludge process operated in sequences of aeration and non aeration which can effectively remove nitrogen and phosphorus.
结论：奥氮平在有效剂量范围内对大鼠的循环系统和呼吸系统均有一定的影响，对小鼠的神经系统有明显的抑制作用。
Conclusion: Effective doses of olanzapine had effects on circulatory and respiratory systems in rats and inhibitory effects on nervous system in mice.
硝化细菌具有专性自养及生长缓慢等特性，是水体氮循环过程中的限速环节。
Nitrifying bacteria have the properties of obligate autotrophy and slow growth. And it's the rate limiting component in circulation of Nitrogen.
分析了空分设备闭式循环氮水预冷系统杂质浓缩的原因，提出了处理措施。
Analysis focuses on the reason for impurity concentration in closed-cycle nitrogen-water precooling system of air separation unit. The solution to this problem is also presented.
分析了空分设备闭式循环氮水预冷系统杂质浓缩的原因，提出了处理措施。
Analysis focuses on the reason for impurity concentration in closed-cycle nitrogen-water precooling system of air separation unit. The solution to this problem is also presented.
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