By contrast, the viscosity of a melt of a plastic at a constant temperature changes markedly as the shear rate changes.
与之对比的是，塑料熔体在一定温度下粘度随着剪切速率的变化而变化。
But along with the reaction, the viscosity of acid increased in the surface of rock, while a large scale of decline of reaction rates by contrast.
但随着反应时间的增加，在岩石表面处酸液黏度增加，使得反应速率出现较大幅度的下降。
The viscosity of several non ionic X ray contrast agents were studied.
对常用的几种非离子型X线造影剂的粘度进行了研究。
The viscosity of several non ionic X ray contrast agents were studied.
对常用的几种非离子型X线造影剂的粘度进行了研究。
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