viscometric region

例句：

1. 1.The study of viscometric regions is crucial for understanding the behavior of fluids.
   研究流变区域对于理解流体的行为至关重要。
2. 2.In the viscometric region, the material behaves like a liquid.
   在流变区域内，材料的行为像液体一样。
3. 3.The viscometric region is where the material changes from solid to liquid.
   流变区域是材料从固体变为液体的地方。