查询词典 formaldehyde solution

The alkali-hydrolytic extract of goat's hoofnail Inhibited inflammatory swell in foot metatarsus of rat induced by mixture of agar and kaolin, egg white, and formaldehyde and reduced the amount of proliferative granulation of rat caused by papermatrix method.

山羊蹄角碱水解提取物对由琼脂、白陶土混合致炎剂和组织胺、蛋清、甲醛所致大白鼠足跖炎性肿胀有抑制作用，并能减少大白鼠纸片法肉芽组织增生。

Topical treatment for new premises means a lot of toxic gases, but the current market sales of synthetic chemical sprays are generally used method is the elimination of formaldehyde and other poisonous gases and produce secondary pollution.

时下对新房有毒气体的治理手段不少，但目前市场上销售的气雾剂一般都是采用化学合成的方法，难免在消除甲醛等有毒有害气体的同时产生二次污染。

The experiment gains reaction parameters of methylal from formaldehyde and methanol,it also found a mathematical model for continuous production process.

通过实验取得了甲醛和甲醇合成甲缩醛的反应参数；建立了其连续生产工艺的数学模型，利用ASPEN PLUS软件对甲醛和甲醇缩合生成甲缩醛进行了模拟，结果表明反应精馏连续生产甲缩醛的工艺是可行的，转化率高达99%，并得到含甲缩醛99%的产物，同时确定了进料板和反应区。

Is located in the National Health City, National Garden City,"China's first long" hometown - Puyang, located in Puyang City, South County, Technology and Industry for the region is a professional Health and formaldehyde, methylal new series of products, one of the major manufacturers.

濮阳市南乐县森威化工有限公司位于国家卫生城、国家园林城、"中华第一龙"的故乡—濮阳，坐落在濮阳市南乐县技术工业区内，是国内专业生甲醛、新型甲缩醛等系列产品的主要生产厂家之一。

The influences of preparation method, the calcined temperature and auxiliary forming reagent on the activity of the Fe Mo Co O catalyst for oxidation of methylal to formaldehyde were studied.

考察了制备方法、焙烧温度和成型助剂对甲缩醛氧化制甲醛铁钼钴三元催化剂活性的影响。

The possibility of preparation of methylal from methanol and formaldehyde through slurry catalytic distillation catalyzed by acidic cation exchange resin with large size pores is discussed.

研究了以甲醇和甲醛为原料，以大孔径强酸性阳离子交换树脂为催化剂，通过浆料催化精馏工艺制备甲缩醛的可行性。

Over a solid acid catalyst, the reaction in which methanol and formaldehyde are condensed into mathylal is reversible. This reaction tends to be completion by reactive distillation and the high-purity methylal product can be obtained.

在固体酸催化剂作用下，由甲醇、甲醛缩合生成甲缩醛，该反应为可逆反应，采用催化精馏技术可使反应趋于完全，并得到高纯度甲缩醛产品。

The experiment results indicate that: the increases of catalyst concentration, feed mole ratio of methanol to formaldehyde and the decrease of total feed flow can increase the yield of methylal; the concentration of methylal in distillate also increases with the increase of catalyst concentration; that the effects of reflux ratio on the yield and concentration of methylal in distillate are different from conventional distillation process, an optimal value of reflux ratio exists between 1 and 2 for this process.

实验结果表明：回流比对甲缩醛收率和塔顶甲缩醛纯度的影响不同于一般的精馏过程，存在一个最优回流比，本过程最佳回流比在1-2之间；提高催化剂浓度，甲缩醛收率和塔顶甲缩醛纯度均增加；提高进料醇醛摩尔比也会提高甲缩醛收率；进料总流量对甲缩醛的收率的影响十分明显，进料总流量减少可以使甲缩醛的收率得到明显提高。

Several kinds of important downstream products of methanol are introduced,such as formaldehyde,methylformate,methylamine,and so on.

介绍了甲醇的几种重要的下游产品，如甲醛、甲酸甲酯、甲胺等，提出应大力生产和发展甲醇下游产品，并进一步拓宽甲醇的应用领域，加快甲醇应用新技术的开发工作。

In rabbit plasma, there are two kinds of SSAO which can catalyze methylamine into formaldehyde and have significantly different kinetic parameters.

兔血浆含有两种SSAO酶组分，均可以催化甲胺氧化脱氨生成甲醛；组分A、B动力学特征有所不同。

The use of the web to spread fears that flicking the switch on the LHC could create a Black Hole that could swallow up the Earth particularly concerned him, he said.

他说，使用互联网散布恐慌说启动LHC会生成一个可能吞噬地球的黑洞的做法让他感到忧虑。

Not a single word have I written down.

我一个字也没有写下来。