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1)  N-catalytic domain
N端催化区
2)  N-terminal domain
N端区
3)  N-terminal region
N-端区
1.
The crystal structure of ARO9 consists by three regions:the N-terminal region, the large domain and the small domain.
结构比对结果说明ARO9结构的最大不同之处在于N-端区域。
4)  N-catalyst
N催化剂
1.
Agitation optimization for synthesis system of polypropylene N-catalyst;
聚丙烯N催化剂合成体系搅拌优化
2.
fect of four different alkoxysilanes used as external donor on activity, stereospecificity, andhydrogen response of N-catalyst in propylene polymerization were studied.
研究了分别采用4种不同外给电子体进行丙烯聚合时,N催化剂的活性、氢调敏感性及聚合物等规度的变化情况。
3.
The slurry copolymerization behavior of ethylene and propylene at different feed ratio (n(E):n(P)) catalyzed by N-catalyst were investigated and the obtained copolymers were characterized by means of TREF,NMR,DSC and FTIR.
以正癸烷为溶剂进行淤浆常压聚合,利用升温淋洗分级法、核磁共振、示差扫描量热、傅里叶变换红外光谱等技术研究了以邻苯二甲酸二正丁酯为内给电子体的N催化剂催化乙烯与丙烯共聚的特征及共聚产物的结构。
5)  N catalyst
N催化剂
1.
Precomplexing had great influence on behavior of polyme r ization of N catalyst.
考察了N催化剂与助催化剂及外给电子体的预络合反应对丙烯淤浆聚合动力学行为的影响。
6)  N terminus region
N末端区域
1.
Studies of site directed mutagenesis and chimeric receptors have indicated that the N terminus region of CCR5 is important for chemokines binding, viral fusion, and entry.
实验表明 ,CCR5分子的N末端区域对化学趋化因子结合以及HIV病毒入侵起关键作用。
补充资料:催化重整催化剂
分子式:
CAS号:

性质:使石油烃类分子结构重排所用的催化剂。由载体、金属组分和酸性组分构成。载体有氧化铝型、硅铝型和分子筛型(结晶型),常用的是氧化铝型。按金属组分有单胶型和加有第二种金属的双金属型(如铂-铼、铂-锡型等)或多金属型(如铂-铼-铝型、铂-铼-钛型等)酸性组分有氟-氯型和全氯型。目前这种催化剂有单铂、铂-铱、铂-铼、铂-锡四大系列。他们都具有双功能,既具有脱氢、加氢活性,又具有异构化、加氢裂化活性。前一功能一般由铂来承担,后一功能由载体或加到载体上酸性组分来承担。由于具有这两种功能,在重整反应中才能使甲基环戊烷异构脱氢转化成苯。

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