琥珀酸胺

Catalyzed by triethyl amine , vitamin E succinate was synthesized with vitamin E and succin-ic anhydride.

以三乙胺为催化剂、维生素E和琥珀酸酐为原料合成维生素E琥珀酸单酯。

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。

Ferric citrate, n-hydrate4 Iron citrate,2-hydroxy-1,2,3-Propanetricarboxylic acid, iron salt5 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, ammonium iron(3+) salt

柠檬酸铁铵柠檬酸铁，五水柠檬酸铁水合物琥珀酸柠檬酸铁钠正丙胺分解反应诗言志说

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。