英语人>网络例句>酸化的 相关的搜索结果
网络例句

酸化的

与 酸化的 相关的网络例句 [注:此内容来源于网络,仅供参考]

Some functional deficiencies in applications of aluminate long afterglow phosphors are introduced in detail in this paper.

系统概括了铝酸盐长余辉发光材料在应用中存在的一些功能性缺失,归纳与评述了其相应的功能化表面改性研究现状与不足,对今后的进一步深入研究特别是在表面包覆改性方法、过程控制与功能化调控等方面进行了展望。

And the lattice distance expands anomalously with decreasing particle size. Using the model of long-range interaction and its cooperative phenomena altered by particle size, the size-induced cubic-tetragonal phase transition, the anomalous lattice expansion, and the change in chemical bonding characters have been well understood.

采用长程相互作用的晶粒尺寸效应模型,对钛酸钡纳米晶结构相变、晶格间距异常增加、价键性质变化等实验现象给出了合理的统一的解释;并把该模型扩展到解释与钛酸钡晶体具有不同共价性成分的氮化镓等纳米体系的相变以及晶格结构变化现象。

Corrosion resistance and adhesive force to coating of works could increase strongly by seal treatment to bluing works in silane coupling agent.

用该封闭剂对发蓝工件进行封闭处理后,能明显提高工件的抗蚀性和对涂层的附着力,解决了因皂化和铬酸盐钝化而带来的涂层附着力较差和环境污染等问题。

In this dissertation, systematic and extensive conformational search has been performed for asparagine and aspartic acid in gas phase and solution and the properties of the stable conformers are studied using DFT based first-principles calculation. The concerned properties include geometry structure, IR spectra, conformer distributions, intramolecular interactions, ionization energies and electron affinities, protonation and deprotonation processes.

在本论文中,我们对天冬酰胺和天冬氨酸在气相和溶液中的稳定构型进行了系统而全面的寻找,并研究了其稳定构型的几何结构、红外光谱、构型分布、分子内相互作用、电离能、电子亲合能、质子化和去质子化过程等相关性质。

The resultant was hydrogenised to remove protective group of amino group, then the product was reacted with NaNO2 to give diazonium salt, which was conjugated with salicylic acid, hydroxybenzene, N-salicyloyl glycine acid to get azo derivatives of 4-ASA.

本文首先对4-ASA的氨基和羟基进行了选择性保护,通过氢化还原法选择性脱除氨基的保护基,然后将氢化产物制成重氮盐,通过与水杨酸、苯酚和水杨酰甘氨酸发生反应生成4-ASA的偶氮衍生物,最后在碱性条件下水解得到最终产物。

The better reaction conditions are as follows: Reaction temperature is 40°C, Reaction time is 5 hour; the ratio of L - phenylalanine to acetic acid and N - formyl - L- aspartyl anhydrideis 1:10.2:1.1, Its yield is 95.4%.

在查阅文献的基础上,得到较优的α-L-天冬氨酰L-苯丙氨酸甲脂盐酸盐的合成方案,在甲醇一水体系中,N-甲酰-α-L-天冬氨酰-L-苯丙氨酸在浓盐酸的作用下60℃水解90分钟,后冷却到15℃加入浓盐酸在20~30℃保温反应96小时,进行甲脂化,形成甲脂盐酸盐,结晶析出。

This new methods can shun corrosiveness of liquid bromine or gas hydrogen bromide released during bromating reaction to the equipments and eliminate harmfulness to the operating worker and environment.

研究以溴化钠/溴酸钠完全代替传统的溴素作为溴代试剂合成了四溴双酚A,避免了使用溴素和因溴素作为溴代试剂时产生的溴化氢对设备、操作人员以及环境的危害。

Led the production company, operating capacity: 2000 tons of sodium bromide, calcium chloride 30,000 tons, 5,000 tons of sodium bromide, calcium bromide 5000 tons, soda ash, chlorinated benzene, bromine bromide is the main production and management Major domestic enterprises and enterprises of the calcium chloride production.

公司主导产品的生产、经营能力:溴酸钠2000吨、氯化钙30000吨、溴化钠5000吨、溴化钙5000吨,纯碱、氯化苯、溴素是国内主要的溴化物生产经营企业和国内主要的氯化钙生产经营企业。

Various chrome complex dyes(1:1 ratio) of mordant black 1,mordant black 7,mordant black 9 and mordant black 11 have been synthesized and sodium dichromate is been used as mordant agents instead of Cr3+ to oxidate dyes sufficiently.

还设计合成了媒介黑1、媒介黑7、媒介黑9和媒介黑11的高水溶性1∶1络合染料,重铬酸钠作为铬化试剂,染料得到了充分的氧化,无色配体多羟基羧基酸的引入使染料有很好的水溶性,该实验路线未见报道。

Through lots of tests, the new technology of preparing the polymeric ferric aluminum silicate sulfate by using the waste-acid of Ti02-industriy and the coal fly ash has been designed. The highest Al-acid stripping rate can be achieved by the waste sulfate acid under boiling degree for 1. 5h when the mass ratio between NaCl and Coal Fly ash is 0. 05:1, as well as that between Coal Fly ash and Waste Acid ratio is 1:10. By means of the oxidation-polymerized reaction under 40-50*C and normal pressure, using NaNCkas catalyst and air as oxidation, the polymeric ferric aluminum sulfate can be obtained. The poly-silicic acid is polymerized with soluble glass in the optimum conditions of pH=5-6 and the concentration of Si02 is about 3%. The inorganic high molecule coagulant of PFASS is synthesized with the poly-silicic acid into the solution of polymeric ferric aluminum sulfate.

本论文通过大量的试验,研究开发出了用粉煤灰及钛白废酸制取聚合硫酸硅酸铁铝的新工艺,其最佳工艺条件为:于沸点温度,以NaCl为助溶剂(NaCl与粉煤灰质量比为0.05:1),以钛白废酸浸取粉煤灰(固液比为1:10)中的铝1.5小时,最大浸取率可达40%;经过滤洗涤后,调节滤液pH至2.0左右,以NANO_2为催化剂(NaNO_2用量为滤液中FeSO_4·7H_2O量的3%),空气为氧化剂,于40-50℃进行常压催化氧化反应,制取聚合硫酸铁铝,催化氧化时间为2小时;将工业水玻璃稀释至3%左右,调节其pH于5-6,室温下制备活性聚硅酸;将活性聚硅酸与聚合硫酸铁铝按照一定比例复合,经熟化,即制得新型无机高分子混凝剂PFASS。

第85/100页 首页 < ... 81 82 83 84 85 86 87 88 89 ... > 尾页
推荐网络例句

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。

When I was in school, the rabbi explained everythingin the Bible two different ways.

当我上学的时候,老师解释《圣经》用两种不同的方法。