近水面水翼
hydrofoil near free surface
潜艇水面航行状态
submarine’s surface proceeding state
水面/水下监视协调官
surface/subsurface surveillance soordinator
SSSC
水面水力特征
hydrodynamic feature of surface
梯形断面水面线
water surface profiles of trapezoid
无人水面艇系统
unmanned surface vehicle system
傍河型地下水水源地
riverside groundwater resource field