加入发粉(烘烤粉)。发粉由酸和碱组成,能产生一定量的二氧化碳。
By adding baking powder this consists of an alkali and an acid, and.
当你往泡打粉里加了水,干粉状态的酸和碱溶化,并开始反应,生产出二氧化碳气泡。
When you add water to baking powder, the dry acid and base go into solution and start reacting to produce carbon dioxide bubbles.
采用加入无机酸、碱中和以及精馏技术,考察了从制药废液中分离乙醇和二异丙胺的工艺条件。
In this paper, the technology conditions of recovering ethanol and diisopropylamine from pharmaceutical waste were studied using mineral acid, alkali neutralization and rectification.
同时分析了液化气碱法脱臭工艺存在的二硫化物夹带、碱液夹带和废碱渣等问题,提出了改进的工艺技术路线。
The problems of disulfide and caustic liquid entrainment and waste caustic residue existed in caustic sweetening process are discussed. The improving technical route is proposed.
我们还发现以氢氧化钾为碱,在高压的二氧化碳下,这个反应同样可以进行。
We also disclosed that under high pressure of carbon dioxide with potassium hydroxide as base, the same reaction also proceeds.
对三年生、二年生碱茅草地和盐渍化荒地土壤水分动态及其影响水、盐运动的因素进行了研究。
The water and salt dynamics and factors affecting them in Puccinellia grasslands of two and three years growths and saline wasteland have been studied.
目的研究剑川乌头中的二萜生物碱。
烷基烯酮二聚体(akd)的中(碱)性施胶系统中,腐浆及沉积物的产生和积累是产生纸张脏点、破洞,甚至引起断头等质量问题的主要原因。
Formation and accumulation of slimes and deposits are the major reasons inducing paper quality problems such as dirty spots, broken holes, and even cause the broken of paper in AKD sizing system.
最后我们选用异二丙胺锂(LDA)为碱,在干冰丙酮浴下,合成了烯醇磷酸酯,并有很高的立体选择性。
At last , we used the base: LDA, dry ice-acetone bath , to synthesize the enol phosphates and gain very high rigio-selectivity.
方法应用全细胞膜片钳技术记录乌头碱对大鼠心肌细胞动作电位时程的作用,分别给予奎尼丁、维拉·帕米处理比较二者对动作电位时程的影响。
Methods Effects of quinidine and verapamil on the alteration of action potential duration induced by aconitine were studied by use of the whole cell patch clamp techniques in rat ventricular myocytes.
目的:研究滇西乌头的二萜生物碱成分。
Objective:To investigate the diterpenoid alkaloids from Aconitum bulleyanum.
试验结果表明,气分氧化碱渣可以替代新鲜碱用于常二线、常三线柴油的碱洗工艺。
The experimental results showed that the oxidation alkaline residue could be used for refining the diesel oil instead of fresh alkaline.
目的研究二对氯苯甲酰莲心碱抗心律失常的药理作用。
AIM The purpose is to study the effect of Dip Cl benzoyl linesinine on experimental arrhythmias.
结果引种栽培的山豆根与野生山豆根不同部位的苦参碱及氧化苦参碱二者含量无明显差异。
ResultsThe matrine and oxymatrine of cultivated and field Shandougen have not difference in cultivation and field by UV.
目的:研究苦参碱和氧化苦参碱降转氨酶活性,以期评价二者的肝保护作用。
Objective: to study effects of matrine and oxymatrine on level of serum aminotransferases for evaluating their activities to protect against hepatic damage.
文章研究了酸析法从带色碱减量废水中回收对苯二甲酸(TA)过程,并且通过废水预处理进行TA的简单精制。
Separation process of terephthalic acid (TA) from colored alkali reduction wastewater by acidation was studied and TA was simply refined through pretreatment.
彭山岩体是由白云母碱长花岗岩、云母碱长花岗岩和黑云母二长花岗岩组成的钙碱性花岗复式岩体。
The Penshan granitic body is a calc-alkaline pluton composed of Muscovite alkali granite, two-mica alkali feldspar granite and biotite adamellite.
目的观察氧化苦参碱(O MT)对癫痫大鼠脑组织丙二醛(MDA)浓度和超氧化物歧化酶(SOD)活性的影响。
Objective To study the effect of Oxymartrine (OMT) on the concentration of malondialdehyde (MDA) and the enzyme activity of superoxide dismutase (SOD) in the brain tissue of epileptic rats.
液相侵入形成的水敏、盐敏、酸敏、碱敏是第二位潜在的伤害因素;
The invading liquid phase can also cause the sensitivity of water, brine, acid and alkaline, which is the second potential damage factor.
二溴苯胺是重要的有机合成中间体,可用于合成医药、生物碱和铁磁体等。
Dibromoaniline is an important organic intermediate for synthesis of pharmaceuticals, alkaloid and ferromagnetics.
二羟基吲哚是黑素原的重要中间体,也是一些氨基酸、生物碱、色胺的中间体。
Dihydroxyindole is an important intermediate of melanin, amino - acid, biogenic base and tryptamine.
目的:研究甲磺酸二氢麦角碱缓释胶囊临床治疗认知功能减退的有效性和安全性。
Objective: To research the effect and safety of dihydroergotoxine mesylate treated on cognitive decrease.
采用高效液相色谱二极管阵列检测器联用仪(HPLCDAD)对中药枸杞的甜菜碱、类胡萝卜素提取液进行了指纹图谱研究。
The fingerprint of betaine and carotenoids extract of Fructus Lycii was studied using high performance liquid chromatography-diode array detector(HPLC-DAD).
介绍了一种联碱含氨废水回收氨、二氧化碳的新技术。
A new technology is presented for the recovery of ammonia and carbon dioxide from the ammonia containing wastewater in integrated soda plants.
归纳总结了1984年以来所发表的有关去甲二萜生物碱的药理作用。
This review has described the pharmacological activities of norditerpenoid alkaloids mainly including analgesia, anti-inflammatory and antiarrhythmic action with was published since 1984.
文章的第二部分为环己烷氧化废碱液的回收利用。
The second part of this thesis is the recovery and utilization of the waste salt solution of cyclohexanone manufacture.
由于生物碱的结构十分复杂,研究者们应用了第二条原理,并将其用于结构简化。
Because this alkaloid is so structurally complex, the researchers applied a second principle - and used it for structural simplification.
吡啶碱的生产方法主要有两种:一是从煤焦油中提取;二是从氨和甲醛、乙醛的合成过程中获得。
There are two manufacturing methods of pyridine bases: extraction from coal tar and catalytic synthesis from ammonia, formaldehyde and acetaldehyde.
吡啶碱的生产方法主要有两种:一是从煤焦油中提取;二是从氨和甲醛、乙醛的合成过程中获得。
There are two manufacturing methods of pyridine bases: extraction from coal tar and catalytic synthesis from ammonia, formaldehyde and acetaldehyde.
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