英语人>网络例句>alcohol acid 相关的网络例句
alcohol acid相关的网络例句

查询词典 alcohol acid

与 alcohol acid 相关的网络例句 [注:此内容来源于网络,仅供参考]

The structure, character, synthetic method and the applied range of synthetic perfume, such as hydrocarbon, alcohol, aldehyde, ketone, carboxylic acid, ester, lactone, organic nitrile, nitro compound and heteroatomic ring compounds are comprehend.

理解烃、醇、醚、酸、酯、杂环及芳香类香料的结构、性质、合成方法和应用范围。

The effects of alcohol , saccharose , starch or citric acid on viscosity of low concentration food gum solutions are studied .

以食品工业中常用的4种食品胶--黄原胶,海藻酸钠,瓜尔胶和琼脂为研究对象,考察了在低浓度水相体系中乙醇,蔗糖,淀粉及柠檬酸这四种非盐物质对胶体溶液粘度的影响。

The alcohol reacts on the tannic acid, which will

因酒精和水果中的酸起作用,会使水果的营养价值降低。

In addition, La-containing alcohol, choline, tartaric acid and bitterness of such chemicals.

此外,还含有腊醇、胆碱、酒石酸、苦味素等化学物质。

Reverse-phase chromatography was employed for chiral separation of tropine acid enantiomers on the cellulose tribenzoate chiral stationary phases coated on a small-particle spherical silica support in an eluant system consisting of a mixture of alcohol and water.

摘 要:以乙醇-水流动相,用纤维素-三作为手性固定相对外消旋体托品酸进行了高效液相色谱手性分离考察了不同比例的乙醇-水流动相、不同流速以及用不同醇类酯化对托品酸酯在手性色谱柱上的色谱行为。

Coefficient of Unguent of macro-reticular absorbing resin,chitosans clarification method, water-extraction and alcohol-precipitation methods were compared, and qualitative assay of Ginsenoside Rg1 ,Re, and snide measurement of Ginsenoside Rg1,Ferulic acid, and stability experiment were made.

比较大孔吸附树脂法、乙醇沉淀法和壳聚糖澄清法所得到的浸膏得率及浸膏中人参皂苷Rg1,Re的定性分析以及Rg1、阿魏酸含量测定考察。

The grape's tendency to develop high sugar but low acid can result in wines with neutral, merely vinous flavors and high alcohol.

该品种能够有较高的含糖量和较低的酸度,能够酿造品质不错的,有酒香的,酒精度高的葡萄酒。

We use Poly vinyl alcohol, acrylic acid and acrylonitrile as the materials, through the aldolisation of PVA and copolymerization of AA and AN, we prepared the composite membrane with balance theory of hydrophilic and hydrophobic water.

本文以聚乙烯醇和丙烯酸、丙烯腈为主要原料,通过PVA缩醛中醛的选择及膜制备方法的选择,根据亲憎水平衡理论设计出PVA缩甲醛膜上下两层包覆AA和AN共聚膜的复合膜,用此膜进行甲醇/水溶液的渗透汽化分离。

AS a water-soluble redispersible power, S-365 is the copolymer of ethane vinyl acetate and crylic acid, with a protective colloid made of vinyl alcohol.

S-365 可再分散乳胶需储存于阴凉干燥之场所,建议之使用期限为六和月,在夏天使用时则尽量早使用,若保存于高温潮湿之场所则会增加结块之机率,开袋后亦请尽可能一次使用完毕,否则需将袋口封好以避免从空气中吸收水分。

The results showed that the optimal conditions for synthesis of benzyl acetate were: the molar ratio of acetic acid to benzyl alcohol was 2∶1,the amount of the water carrier was...

在此条件下,酯化率为76%,酯含量为91%。Al2O3/SO42-催化剂的合成方法简单,催化活性高,可重复使用多次。

第26/48页 首页 < ... 22 23 24 25 26 27 28 29 30 ... > 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。