viscosity number 黏数即比浓黏度（reduced specific viscosity）。以ηsp/c表示，ηsp为高分子溶液比黏度，c单位常以g/dL表示。ηsp/c表示一种高聚物增大溶剂黏度的能力。即使在稀溶液中，ηsp/c比值和浓度仍有依赖关系，因而用ηsp/c表征时，必须注明浓度。将ηsp/c 对c之直线延到c=0（即无限稀释）（ηsp/c）c=0的值称为特性黏数（intrinsic viscosity）。特性黏数和浓度无关。
... 黏度比 viscosity ratio 黏数 viscosity number [乌氏]稀释黏度计 [Ubbelohde] dilution viscometer ...
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特性黏数 intrinsic viscosity number
黏度指数 viscosity index ; VI
黏附系数 sticking coefficient
黏度系数 coefficient of viscosity ; viscosity coefficient
黏滞系数 coefficient of viscosity ; viscosity coefficient
复数黏度 complex viscosity
很高黏度指数 VHVI
动黏度系数 coefficient of kinematic viscosity ; kinematic coefficient of viscosity
探讨了单体浓度、反应温度、引发剂用量等因素对聚合反应速率和产物特性黏数的影响。
The effects of monomer concentration, reaction temperature, initiator dosage on polymerization rate and intrinsic viscosity of product were investigated.
由CPAM沉降煤泥水的絮凝试验可知，CPAM的特性黏数，阳离子度以及药剂用量对煤泥水的絮凝效果都有很大影响。
As can be seen from flocculation test of CPAM on coal slurry, intrinsic viscosity number, cation degree and medical dosage of CP AM have obvious effect on flocculating performance.
下一步是把废棉纱加入湿草梗，然后舂击数小时直至捣制的黏浆与纸浆相仿。
Cotton waste is then added to the wet straw and the mixture is beaten for a few hours until the resulting pulp resembles papier-mache.
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