查询词典 lactic amide

Depending on the position of the acid amide bond, simple and complex lattices were observed.

由于分子拥有酰氨基团，分子间易于形成氢键。

Terpolymer of acrylic acid/acrylic amide/malefic anhydride was synthesized and mixed with polyepoxysuccinic acid in order to improve the scale and corrosion performance of the latter in this study.

为了提高PESA的阻垢缓蚀性能，合成了丙烯酸／丙烯酰胺／马来酸酐三元共聚物，与聚环氧琥珀酸进行物理复配，考察了温度、反应物配比及浓度对复配产品阻垢和缓蚀性能的影响。

Cellulose in pulp is used as a raw material on which acrylic acid and acrylic amide are grafted when superabsorbent is polymerized.

采用纸浆纤维素为分子骨架，接枝丙烯酸及丙烯酰胺制备高吸水树脂。

However, the ratio of the unsaturated and saturated fatty acid amide is relatively stable in downcore indicating that there is no selectivity between those two types of fatty acid amides during diagenesis processes, including biological, chemical and physical degradation. For this reason, we suggested that the depositional environment in Qarhan paleolake was relatively aerobic during the organic component deposition.

另一方面，不饱和脂肪酸酰胺与饱和脂肪酸酰胺的相对量的比值在剖面上并没有呈现明显下降的趋势，说明各种生物、物理及化学作用对饱和与不饱和脂肪酸酰胺的降解过程不存在明显的选择性，指示了有机质在沉积过程中处于一个偏氧化的环境。

The compositions of fraction Ⅰ and Ⅱ were mainly petroleum acid methyl esters and aliphatic acid methyl esters with amide groups.

脂肪酸以C16和C18为主，单环环烷酸以C(下标 14~18)为主，四环环烷酸以C(下标 18~21)为主。

It has an important role in regulating the cell volumn, cytoplasmic PH and Ca2+ levels through the Na+/H+ and Na/Ca exchangers, respectively, and in driving a variety of secondary transport processes such as Na+-dependent glucose and amide acid transport.

钠钾ATP酶是维持生物体功能的最基本的酶之一，它通过形成细胞内外钠钾离子的浓度递度来维持细胞膜静息电位、渗透压的稳定、营养物质的主动运输与吸收等多种生理功能。

According to previous studies and geographical conditions of the Qaidam Basin, the authors hold that the early diagenesis partly converted the fatty acid amide into the fatty nitrile.

对它们综合研究认为，早期成岩作用使来源于各种生物体的脂肪酸酰胺类分子化石部分地转化为脂肪腈类化合物。

Through a series of tests, it has been approved that ioncation polypropylene acid amide acted as coagulant, coagulant aid and filtrating aid in coagulation, coagulating aid and direct filtration,which it carried positive charge, and the function was much more strong.

本文通过试验研究，肯定了阳离子型聚丙烯酰胺作为凝聚剂、助凝剂、助滤剂在混凝、助凝、直接过滤中的作用。由于其带正电荷，上述作用尤为强烈

Our report is of the first description of the fatty acid amide and fatty nitrile in the paleolake sediments and provides the basis for the nitrogen-containing lipids investigation in lake sediments.

本文首次在古湖相沉积物中报道了系列脂肪酸酰胺分子化石及系列脂肪腈化合物这两类物质，为我们更好地理解含氮类脂物分子化石在湖泊沉积物中的转化过程提供了一定的理论依据。

A series of analogs of fatty acid amide and fatty nitrile have been identified in shell bar section, Qaidam Basin, Tibetan Plateau by using the gas chromatography-mass spectrometry.

中文摘要：利用气相色谱质谱联用仪对青藏高原柴达木盆地察尔汗湖区贝壳堤剖面古湖相沉积物样品进行了系统地分析，检测出系列脂肪酸酰胺与脂肪腈类含氮类脂物分子化石。

This paper designs the communication system of radio telescope FAST.

针对500m口径球面射电望远镜FAST分布式控制系统的特点完成了其通信系统的设计。

Political sheep's step-by-step a large number of fossils unearthed in the county soil Ma Ali after rural village in the middle of sallow pelitic siltstone.

步氏和政羊化石大量出土于广河县阿力麻土乡后山村，产于灰黄色泥质粉砂岩中。