1) extra molecular fraction
过量分子数
2) neutron excess
中子过量数
3) number-average molecular weight
数均分子量
1.
The intrinsic viscosity was measured by Ubbelohde Viscometer and the number-average molecular weight was determined by Vapor Permeation Osmeter (VPO).
通过测定含侧氨基聚二甲基硅氧烷聚合物的数均分子量和特性粘数,对MHS方程中的常数K和α进行了订正,得到的MHS方程表述为:[η]=3。
2.
In this paper,the conditions and effecting factors in determination of the number-average molecular weight for EO-THF copolyethers were studied and discussed.
本文对气相渗透法(VaporPressureOsmometry,简称VPO)测定环氧乙烷(EO)-四氢呋喃(THF)共聚醚的数均分子量的测试条件和影响因素进行了研究和讨论。
4) number average molecular weight
数均分子量
1.
The viscosity of prepolymer, together with number average molecular weight, equilibrium swelling ratio Q and UV cured mechanical properties were measured, and, the relations between chain structure and microphase separation were studied.
通过对一系列具有不同分子结构的丙烯酸聚氨酯光敏预聚体的粘度、数均分子量、自动氧化反应以及光固化后树脂的平衡溶胀比和力学性能的测定 ,探讨了这类丙烯酸聚氨酯光敏树脂的链结构与微相分离、光固化性能以及力学性能间的关系 。
2.
The DNS and HPGPC methods were used to determine the number average molecular weight(M_n) of Oligoguluronic acid in this study.
分别采用3,5-二硝基水杨酸(DNS)比色法和高效凝胶渗透色谱法(HPGPC)测定了低聚古罗糖醛酸的数均分子量。
5) molecular weight parameter
分子量参数
1.
The molecular weight parameters of sodium alginate were determined by high performance gel chromatography with Waters Bondagel E-High A column.
用高效凝胶色谱法测定褐藻酸钠的分子量参数。
6) overpopulation
[英][,əuvə,pɔpju'leiʃən] [美][,ovɚ,pɑpjə'leʃən]
过布居,过粒子数分布
补充资料:分子数
分子式:
分子量:
CAS号:
性质:符号为N。指在给定系统中分子的数目。为无量纲量。必要时,用计数单位“个”作为其单位。在化学化工中,也常用“基本单元数”(number of elementary entities)的概念。符号仍为N。但分子不一定是基本单元,基本单元可以是分子。
分子量:
CAS号:
性质:符号为N。指在给定系统中分子的数目。为无量纲量。必要时,用计数单位“个”作为其单位。在化学化工中,也常用“基本单元数”(number of elementary entities)的概念。符号仍为N。但分子不一定是基本单元,基本单元可以是分子。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条