查询词典 acidifying agent

The optimum conditions of reaction confirmed by orthogonal test design include reactant molar ratio of KMnO4: reactant=2:1, the reaction time of 4 h and acidifying time of 1.5 h with the yield of 94%.

经正交试验确定反应最佳条件为高锰酸钾用量为原料的2倍，反应时间4h，酸解时间1.5h，产率94%。

Acid rain has a pH of 2or less and is responsible for acidifying streams and lakes and ,thus,not only killing fish but leaving the waterway too acidic to be reinhabited.

2酸雨的pH值为2甚至更小，它能使河流湖泊酸化，因此不但会导致鱼类死亡，还会令水流经之处的土壤酸性过强而无法生长植被。

The effect and mechanism of alkali-treatment, the acidifying bleaching mechanism, the interactions and mechanism between electrolytes, food gums and agar during the process of agar from Gracilaria species were profoundly studied in this thesis, the mechanism of processing high strength agar from Gracilaria was explored.

本文对江蓠加工琼胶过程中的碱处理，酸化漂白，琼胶与电解质、食品胶之间的相互作用及作用机理等方面进行了深入的研究，探讨出江蓠加工高强度琼胶的机理。

Optimal reaction conditions were as follows: PAAS and SMA at weight ratio of 4:1, stirring for emulsifying at speed of 1500 rpm and last 60 min, acidifying for 90 min, and the curing temperature under 50℃for 90 min.

优化配方及工艺条件为：聚丙烯酸钠和苯乙烯-马来酸酐按4：1混合作乳化剂，1500rpm搅拌，分散乳化60min，酸化90min，50℃固化90min作为制备二甲戊乐灵微胶囊的优化工艺条件，在此条件下可以得到平均粒径为9.6μm、粒度分布均匀、包封率在99%以上的球形微胶囊。

Firstly, based on the acidity balance equation in ecosystem, together with the steady state mass balance equations of sulphur and nitrogen, formulae for calculating critical loads of not only acidity and sulphur, but also acidifying nitrogen and nutrient nitrogen were educed.

基于原有的生态系统酸度平衡关系，并结合临界状态下硫和氮的稳态质量平衡，推导出计算酸度、硫、酸化氮和营养氮临界负荷的公式。

The acidifying process is suitable for treating high density of cyanidebearing waste water,however the cyanide content of the treated waste water is generally in the range of 5～50mg/l needing secondary treatment so as to reach drainage standard.

酸化法适用于高浓度含氰废水的处理，处理后的废液含氰一般在5～50mg／L，需进行二次处理方能排放。本文通过小型试验、工业试验研究结果，探讨了过氧化氢氧化法处理酸性含氰废水的可行性。

Baking soda should not be confused with baking powder , which has added acidifying and drying agents (typically cream of tartar and starch, respectively).

小苏打千万不要和发酵粉混淆，虽然他们的英文名称都很近似（baking powder 泡大粉，baking soda 小苏打或苏打粉）。

The binding of bis-ANS bound to blue membrane at different temperature are only one binding sites. 4. The research results of fluorescence, absorption spectra and stopped flow method used to track the process of transition from acidifying purple membrane to blue membrane indicate that the transition of the characteristic absorption band of retinal(from 570 to 605 nm) and the maximum excitation wavelengths of bacteriorhodopsin(from 326 to 331 nm) occurres at a narrow concentration range of HCl(11.5-13.3 mmol/L). The transition process performs within 0 to 2s.

通过荧光光谱、吸收光谱和停流技术对酸化紫膜转变成蓝膜变化过程的跟踪研究表明，视黄醛特征峰的递变(570→605nm)以及蛋白质荧光最大发射波长的递变(326→331nm)都是在狭窄的HCl浓度范围(11.5-13.3mmol／L)内同步进行的，该转变过程在0-2s之内极快完成。

For the first time in this edition, the volume also provides monographs for excipients, including solvents, acidifying agents, tablet and capsule binders, diluents, suspending agents, viscosity-increasing agents, stabilizers, and surfactants.

本版中也是第一次，在此卷中提供了赋形剂，包括溶剂、酸剂、片剂、胶囊粘合剂、稀释剂、悬浮剂、增粘剂、稳定剂以及表面活性剂的各论。

Billing agent advantages: 1, agent billing company is to provide SMEs with accounting, tax, consulting, consultancy and supervision of professional companies, enterprises pay a full-time as long as 30 percent of the cost of accounting, you can enjoy Services of a professional team 2, agent billing companies are a professional team, all-round industry, whether it is commercial, industrial, construction, transport, securities and other accounts can be accurate treatment, and the use of modern computers to replace the old manual entry account, so writing a clear, fast, error-free.

代理记帐的好处： 1、代理记帐公司是为中小型企业提供记帐、报税、咨询、顾问监督等专业性公司，企业只要支付一个专职会计百分之三十的费用，就可以享用一个专业的团队服务 2、代理记帐公司是一个专业团队、行业技术全面，不管是商业、工业、建筑、运输、证券等帐务都能准确无误的处理，并且使用现代化计算机代替古老的手工记帐，做到字迹清楚、速度快、无差错。

Warden: That's a beautiful dog, but don't bring her again.

那是条漂亮的狗，但是不要再把她带来了。

You get up in the morning – no hangover!

你第二天早上起来的时候—不会宿醉！