节流作用 meaning in Chinese

choking effect
throttling action

After deducing simplified general formula , a method for calculating structure and performance parameter of water hydrostatic bearing is presented , in which the throttle function of short damping hole is employed to decrease water film thickness and to improve the bearing performance
由于滑靴的静压支承性能较差，因此在推导出简化通用公式后，提出了计算水静压支承结构和性能参数的方法，利用短阻尼孔的节流作用来减小水膜设计厚度，提高支承性能。