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Shale inhibitor GLY- 1 is a polyvalent alcohol, prepared from polyglycerol. Mud system formulated with GLY- 1, and other chemicals can retarding the hydration and swelling of shales.

以多元醇GLY-1抑制剂为主,辅配降失水剂、增粘剂等常用处理剂的钻井液体系,能显著降低泥页岩的水化分散和水化膨胀作用,具有较好的流变性、润滑性、造壁性及抗无机钠盐、钙盐、石膏污染的能力。

Methods:Soluble saccharides and rough polysaccharide were extracted by supersonic wave with 80% alcohol and 2% hydrochloric acid respectively and the outcome extracted with water and precipitated with alcohol was polyose extract.

分别用 80 %乙醇及 2 %盐酸超声波提取白首乌中的可溶性糖及粗多糖,采用蒽酮比色法分别测其可溶性糖及粗多糖的含量,并对白首乌水提醇沉法获得的多糖提取物进行含量测定。

Maize syrup, a kind of brown sticky liquid is concentrated from the retted mixture. Its main contents are soluble protein, peptide and amino-acid etc., which is very nourishing. It can be used for producing antibiotic, gourment powder, yeast, inositol and etc.. So the maize syrup is a very important valuable by-product .

玉米浆是由浸渍水浓缩制得的,外观为棕褐色粘稠液体,主要成分大部分为溶解蛋白以及肽类、氨基酸等,有很高的营养价值,可用于生产抗生素、味精、酵母等产品的细菌营养料,同时还可制造菲汀、肌醇、植酸等,因此,玉米浆是重要的有价值副产品。

Autocorrelation topological study on the acute toxicities of substituted aromatic compound s;2. The autocorrelation topological researches on slow and acutetoxicities of substituted aromatic compound s to scenedesmus ubliquus, rat and so on;3. Results show that the SW and KOW of the substituted aromatic compound s could be better forecasted at AM1 level.

应用分子力学方法MM+和半经验量子化学AM1、MNDO和PM3法得到了54种取代芳烃的优势构象,在此基础上结合分子图形学技术,获得相应优化构象的电子结构参数和几何结构参数,并将这些参数与取代芳烃的辛醇/水分配系数和溶解度相关联。

The results showed that the fractions of alcohol-benzene soluble and water soluble decreased with the process of decomposition. The concentration of semicellulose and cellulose increased firstly and then decreased. However, the concentration of lignin increased.

结果显示,随着腐解进行,腐解产物中的苯–醇溶性、水溶性组分下降,半纤维素和纤维素含量先上升后下降,而木质素增加;腐解物的能态呈现上下起伏、下降和相对稳定3个阶段的变化,总体是一个放能过程。

The best technology of purified lycopene oil resin was, lycopene oil resin:Trimethylene glycol:Potassium hydroxide:Water 3.5:4.5:1.5:1.5,saponification temperature 70℃, saponification time 2h. The content of lycopene is 3.4%, extraction rate is22.48%.

较优的工艺条件为,番茄红素油树脂:丙二醇:氢氧化钾:水的比例为3.5:4.5:1.5:1.5,皂化温度为70℃,皂化时间2小时,所得番茄红素的含量为3.4%。

Objective: observe how differently processed honeysuckle preparations decocted with water and deposited with alcohol effect the movement performance of In- Vitro small Intestine of domestic rabbits; and probe into the scheme of pharmacological action.

目的:观察不同处理的金银花水提醇沉剂对家兔离体小肠运动性能的影响,并探讨其药理作用的机制。

The absorption power of the resin is 810 for deionizing water, 770 for alcoho...

所得树脂吸水率达810,对10%的醇水溶液的吸液率达770,对0.9%的盐水溶液的吸液率达150。

The present invention features that one kind of aerobiota is first used to ferment glucose, saccharified starch liquid, enzymolyzed cellulose liquid and other carbohydrate to produce glycerin, and one other kind of anerobic microbe is then used to convert glycerin into propylene glycol.

本发明的特征在于首先使用一种好氧微生物菌种发酵如葡萄糖、淀粉糖化液、纤维素酶解液等碳水化合物产生甘油,进而再通过另一种厌氧微生物菌种将甘油转化为1,3-丙二醇,其中第一步发酵所得到的发酵液可离心或过滤除去菌体,清液可直接进入第二步发酵或者经浓缩后作为第二步发酵的批式流加液,部分菌体可在连续发酵时循环使用;第一步发酵液也可不离心经灭菌后再进行第二步发酵。

Hence, for the whole process, the reaction consumed equivalent of halogen acid and alcohol to produce halide and water.

反应实际消耗的是等当量的氢卤酸和醇生成卤代烃和水,是制备伯卤代烃非常有效和清洁的方法。

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Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

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