hydrostatic
adjective physics specialized uk/ˌhaɪ.drəʊˈstæt.ɪk/ us/ˌhaɪ.droʊˈstæt̬.ɪk/
流体静力的，水静力的
relating to fluids (= liquids or gases) that are not in motion
Hydrostatic pressure pushes water through the rock. 流体静压推动水通过岩石。
In a hydrostatic test, the pipes are filled with water and put under pressure to check for leaks. 在流体静压试验中，管道中充满水，并在压力下检查是否有漏水的情况。