催化的
- 与 催化的 相关的网络例句 [注:此内容来源于网络,仅供参考]
-
Zymogen Any of a class of protein s that are secreted by cells and are inactive precursors of enzymes.
原一类本身不表现催化活性,但在机体内可转变成(特别是转变成催化蛋白质降解反应的)的蛋白质。
-
Zymogen Any of a class of proteins that are secreted by cells and are inactive precursor s of enzymes.
原一类本身不表现催化活性,但在机体内可转变成(特别是转变成催化蛋白质降解反应的)的蛋白质。
-
Zymogen Any of a class of proteins that are secreted by cells and are inactive precursors of enzymes.
原一类本身不表现催化活性,但在机体内可转变成(特别是转变成催化蛋白质降解反应的)的蛋白质。
-
Studies on Acetalization of Litsea Cubeba Oil with Glycol Catalyzed by Dealuminated USY;3. on the esterification and acetalization reactions was discussed.
通过酯化反应和缩醛化反应,考察了含硅二烃基锡二芳香羧酸酯在有机反应中的催化活性,讨论了催化剂用量、反应时间和溶剂等因素对催化反应的影响。
-
The acetated and hydrogenated urushiol dimer has been separated,and studied by hetero-J resolved 2D-NMR,homo- and heteronuclearchemical shift correlation 2D-NMR and long-range coupled chemicalshift correlation 2D-NMR.The results show that the urushiol dimerare most diphenyl and alkyl phenyl ether structures.Furthermore,IR and MS data also has conformed this structures.
本文将酶催化预聚后的生漆,催化加氢后,乙酰酯化,再进行离心旋转薄层层析,分离得到二聚体主要组分,用异核J分辨谱,同核化学位移相关,异核化学位移相关,远程偶合异核化学位移相关等2D—NMR技术,全面研究了其结构,得到了联苯型和烷基芳醚型聚合结构的结论。
-
Nanometer TiO2 was prepared by the improved hydrolysis of titanium alkoxide, and their photocatalytic activity was examined in mineralization of methamidophos in aqueous solutions.
采用改进的钛醇盐水解法制备了高活性的纳米TiO2,并通过光催化降解甲胺磷来表征其光催化活性。
-
The invention relates to a method for preparing arylamine compounds by the catalytic hydrogenation of arene nitro compounds in a H2O-CO2 system, wherein H2O-CO2 is taken as reaction medium, and the arylamine compounds are prepared by the selective hydrogenation of the arene nitro compounds at a low temperature(between 25 and 100 DEG C), and the catalytic process is controllable, highly efficient and green.
本发明涉及H 2 O-CO 2 体系中芳烃硝基化合物催化加氢制备芳胺类化合物的方法。以H 2 O-CO 2 为反应介质,由芳烃硝基化合物低温(25-100℃)选择性加氢制备芳胺类化合物的可控、高效、绿色催化过程。
-
We can expect any sufficiently complex set of catalytic polymers to be collectively autocatalytic.
我们期望任何一组极其复杂的催化聚合体都变成集体的自身催化。
-
The ionic liquid [C_(12H_(25)_2-bim]Br was used as catalyst in the reaction of synthesizing the derivatives of benzil from aromatic aldehydes, which showed better catalytic effect, mild reaction conditions and higher yield.
利用合成的离子液体[C_(12H_(25)_2-bim]Br做催化剂,催化由芳醛合成偶酰的反应,催化效果较好,反应条件温和,产率较高。
-
It is shown that as the third eomponent of the catalyst di-methylaniline is the best,tetramethylthiuram disulfide or triethylamine the next.and benzothiazole the worst.
结果指出,作为催化剂第三组分以二甲基苯胺的效果最好。催化体系中存在与磷酸相等克分子的水时催化活性较高。
- 推荐网络例句
-
In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.
。但是,在否定句或疑问句里,这种带有"do"的方法表达的效果却没有什么强调的意思。
-
Go down on one's knees;kneel down
屈膝跪下。。。下跪祈祷
-
Nusa lembongan : Bali's sister island, coral and sand beaches, crystal clear water, surfing.
Nusa Dua :豪华度假村,冲浪和潜水,沙滩,水晶般晶莹剔透的水,网络冲浪。