The portion of the carburetor air horn that reduces pressure to cause fuel to flow is called the venturi. 減少引起燃油流動壓力的化油器空氣喇叭口部分稱為喉管。
Critical flow pressure reflects the impact of capillary pressure and boundary effect and gas percolation, and causes non-Darcy gas flaw. 臨界流動壓力反映了毛細管力與邊界層作用對氣體滲流的影響，並使氣體表現出非達西滲流特徵。
At last, the approximate calculation methods of pore water pressure and flowing pressure are presented. 給出土坡穩定性分析中對孔隙水壓力和動水壓力的近似計算方法。
Characteristics and correlation of fluctuating pressure in instability area were specially analyzed. 重點分析了失穩區底板塊動水壓力特性及相關特性。
