查询词典 nitrous acid

B3LYP/6-311＋＋G** and MP2/6-311＋＋G** calculations were used to analyze the interaction between hypochlorous acid and nitrous oxide (N2O).

分别在DFT-B3LYP和MP2/6-311++G**水平上求得HOCl + N2O复合物势能面上的六种(S1， S2， S3， S4， S5和S6)和四种(S1， S2， S4和S5)构型。

Our contribution to tackling air pollution starts with reducing the emissions from our facilities that contribute to smog and acid rain - nitrous oxide, sulphur dioxide (SO2) and volatile organic compounds.

我们对解决空气污染问题的贡献是开始增设减少排放量的设施，使这些设施促进烟雾和酸雨-一氧化二氮，二氧化硫（ SO2 ）和挥发性有机化合物的减少。

The results were as follows: The mutation rate could be increased effectively by the three treatments; the cooperation effect was better when TMV was treated by nitrous acid and heating.

采用高温、亚硝酸及两者的复合处理对烟草花叶病毒强毒株进行诱变，均可有效提高突变频率，而且复合处理还有较好的协同效应。

METHODS: Heparin with an aldehyde group as reducing end was prepared by nitrous acid degradation method.

将肝素钠用亚硝酸降解法降解，得到还原末端为醛基的肝素，分别溶解于二甲亚砜、含0.05 mL，0.5 mL冰醋酸的二甲亚砜溶液，再与对巯基苯胺发生还原胺化反应，用氰基硼氢化钠作还原剂，得到带巯基的肝素衍生物。

The result indicated that the pararosaniline hydrochloride determination is consistent with the naphthodiamide hydrochlorid detrmination of nitrite in meat,the nitrous acid salt content in heating processing is higher than that in non-heating up processing.

采用加热和不加热两种提取方法提取肉制品中的亚硝酸盐，同时采用盐酸萘乙二胺法[1]GB/T 5009。

To prepare antibodies against MG, Pararosaniline was bound to BSA or OVA using nitrous acid as the coupling reagent, and using UV spectrophotometer scanning identified the conjugates.

为了制备针对MG及其代谢产物的抗体，将MG代谢相似物之一副品红用重氮化法偶联到牛血清白蛋白，获得免疫原BSA-PA。

Two symptomless TMV mutants named TMV-O 17 and TMV- 152 respectively were obtained by treatment of heating, heating and nitrous acid combination.

通过高温处理、亚硝酸诱变及两者的复合处理对强毒株TMV-W进行诱变，筛选获得了两个弱毒株，记为TMV-017、TMV-152。

Hexamethylene diamine, hexane diaminesalt or ester of nitrous acid.

天门冬胺酸盐，天门冬胺酸酯一种天门冬胺酸盐或脂

The method to determine the primary amino content in the polymethylene polyphenyl polyamine through the quantitative diazo reaction of primary amino and nitrous acid was researched.

研究了利用伯胺基与亚硝酸定量发生重氮化反应测定多苯基多次甲基多胺中伯胺基含量的方法，确定了最佳测定工艺条件，其分析结果的最大相对误差及相对平均偏差在0。

The four-colour offset printing press Heidelberg, if a printing plate surface is a zinc or zinc or iron, iron will and Bailers in acid solution from chemical replacement reaction secable, nitrous oxide, drum body cannot ¤j¤?¤? backing and a printing plate, such as the drum surface long soaked in the acid corrosion, instilla secable, a printing plate chrome coated drum for restructuring into it or nickel does not result in more accidents.

四色海德堡胶印机，如果印版滚筒暗地是涂锌或铁，那么锌或铁城市与水斗溶液边的酸起化学置换不正答生锈、氧化，滚筒体不克不及紧贴衬垫物和印版，如滚筒背恒久泡在酸液边，会爆发腐化生锈，印版滚筒体改成涂铬或镍不离不会爆发以上变乱。

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。