表观粘度对切变速率和切应力较敏感，并且，在低切变速率下对温度也较敏感。
It has been found that the apparent viscosity of PBR is sensitive to shear rate, shear stress, and to temperature at lower shear rate levels as well.
探讨了聚酯切片含水率、熔体温度、熔体压力、切变速率对熔体切变粘度的影响。
The effects of the moisture content in polyester chip, the melt temperature and pressure, and the shear rate on the shear viscosity are discussed.
纺丝原液粘度随着温度、剪切速率的增大而降低，过了临界切变速率后粘度会急剧下降，但在低剪切速率区粘度基本不变。
The viscosity dropped with the increase of temperature and shearing rate and decreased drastically over critical shearing rate, but remained almost unchanged at lower shearing rates.
应用推荐