A mechanical model of chokingflow in the expansion valve was presented, which is based on the expansion wave and gas dynamics discontinuities theories.
通过亚稳态液体闪蒸形成的蒸发波以及气体动力学非连续理论，建立了电子膨胀阀壅塞机理模型。
2
These illiquid assets are choking off the flow of credit that is so vitally important to our economy.
流动性不足的资产阻塞了对美国经济生死攸关的信贷流动。
3
Based on the forming principle of choking phenomenon, an approach is proposed to measure the sonic velocity of air-powder two-phase flow.