nitrogens

英

美

(nitrogen 的复数) n. 氮
[化] 氮N-2
nitrogen的复数

化学

双语例句

• The hyperfine structure and splitting line numbers of EPR spectra of the free radical products depended mainly upon the structure of amino compounds, and could be assigned to the contributions of one set with two equivalent nitrogens and of three sets of equivalent protons.
  这种自由基EPR谱特征的超精细结构是由一组两个等性的氮核、三组等性的质子所贡献。谱的超精细特征和谱线分裂的数目主要取决于氨基酸的结构。
• The Mixed Nitrogens Acid Fracture Technology in Reservoir Bed of Deep-fractured Carbonate Rock
  深层裂缝性碳酸盐岩储层混氮酸压技术
• The ligands are quadridentate and they coordinate with the metal ions through imine nitrogens and phenolate oxygens.
  配体H2L及H2L（Br）均为四齿配体，它们通过亚胺氮原子和酚氧原子跟金属离子配位；
• Characteristics of mineral nitrogens in Daya Bay
  大亚湾无机氮的分布特征
• Various nitrogens in the solid culture medium have different effect on the cellulase production.
  在固体培养液中，不同氮源对纤维素酶生产的作用不同。
• In order to investigate the absorption of three species nitrogens by soil, the method of high temperature killing bacteria and batch experiment was adopted.
  为查明土壤对三氮的吸附性，采用了高温灭菌，分批实验的方法。
• The results showed that the production changed with different nitrogens, e.g. tryptone gave the highest activities with many components, while casein peptone had only one bioactive component, CcC.
  如以胰蛋白胨为唯一碳氮源，产物的抑菌活性最高，但组分较多，而以酪蛋白胨等为唯一碳氮源时则仅产生CcC活性组分。
• In contrast, Potamogeton crispus and Myriophyllum verticillatum had the highest concentrations of total phosphorus, ammonia nitrogens and nitrates during the decomposition. ( 2) The effects of the decomposition processes of aquatic plants on the water quality were dependent on the plant biomass density.
  沉水植物菹草、狐尾藻在分解过程中，水体的氨氮、硝态氮、总磷的浓度均最高。（2）不同生物量条件下，水生植物分解过程对水体产生的影响亦不相同。
• Effects of Different Nitrogens on Nitrate Reductase Activity and Expression of Nitrate Reductase Gene in Soybean
  不同氮源对大豆硝酸还原酶活性及基因表达的影响
• In this experiment, effects of different nitrogens ( NO3 N, NH4+-N, NO3 NH4+) on NRA, NR gene expression and seed protein contents of soybean cultivars during pod-bearing period were investigated.
  因此我们用硝态氮（NO3&N）、氨态氮（NH4+-N）及混合态氮对6个栽培大豆基因型结荚期植株进行诱导处理，研究不同氮源对硝酸还原酶基因表达的影响。