Based on Lin li Ming 's research, this paper discuses the friction reduction by microbubble on a plat-bottom ship.

本文在林黎明研究的基础上进行船舶微气泡减阻的数值计算。

youdao

The ships cook sat in the bottom of the boat.

VOA: special.2010.03.06

The cause of the ship's demise, however, remains at the bottom of the ocean with the rest of the wreckage.

ENGADGET: Alt-week 3.9.13: Sunstones, knotted vortices and a zero-g robot

Just after Discovery's engines fired, launch controllers noticed a small rectangular object drop from the bottom of the ship, carom off an engine bell and vanish into the exhaust flames.

CNN: Victory Lap