Contraction flow behavior contributes significantly to the orientation and structure of molecular in micro injection molding.
聚合物流体的收缩流动行为是微注射成型工艺过程中影响分子取向与结构的重要因素。
Time dependent calculation for a suddenly imposed pressure gradient has shown that variation of the cross sectional area reduces inertial effect in the contraction flow region.
压力差为阶跃变化的情况下数值计算结果说明了收缩部的断面积的时间变化减少了收缩部的惯性效果。
Blood pressure: Force originating when the heart's pumping pushes the Blood against the walls of the Blood vessels. Their stretching and contraction help maintain Blood flow.
血压：血液作用于血管壁的压力，产生于心脏的泵推作用。血管的舒张和收缩对维持血液的流动有所帮助。
This research also indicated that quickened blood flow velocity had no relation to blood rheology, it was due to vascular contraction and increased resistance.
本研究还表明高压氧进出舱前后脑血流速度的加快与血流流变学无明显关系，而是由于血管收缩、血管阻力增加所致。
The entry convergent flow pattern was observed with flow visualization technique when the resin melt flowed through a die featuring abrupt contraction in cross-section of channel and axial symmetry.
应用毛细管流变仪测量了在接近实际挤出工艺条件下低密度聚乙烯熔体的流变性质； 应用流动可视化技术，观测了试样熔体流经突然收缩的轴对称口模时的入口收敛流型。
The self-compensated contraction caused by graphite dilatation in the solidification process of nodular cast iron makes casting with less flow-off or casting without flow-off possible.
利用球墨铸铁凝固过程中的石墨化膨胀，进行自身补缩，可以实现少胃口或无冒口铸造。
The self-compensated contraction caused by graphite dilatation in the solidification process of nodular cast iron makes casting with less flow-off or casting without flow-off possible.
利用球墨铸铁凝固过程中的石墨化膨胀，进行自身补缩，可以实现少胃口或无冒口铸造。
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