表面张力-重力短峰波
surface capillary-gravity short-crested waves
多重水力断裂
multiple hydraulic fracturing
毛细管力-重力平衡
capillary-gravity equilibrium
渗透重力水
infiltration gravitational water
水重力波统一变分原理
unified variational principle of water gravity wave
天文重力水平
astrogravimetric levelling
天文重力水准
astro-gravimetric leveling
天文重力水准测量
astrogravimetric leveling
压力-重力式润滑油系统
gravity forced feed oiling system
油水重力分离
oil-water gravity separation
segregation of oil and water