loaded waterline

例句：

1. 1. The loaded waterline is crucial for the operation of the ship.
   装载水线对于船舶的运行至关重要。
2. 2.The engineer carefully loaded the waterline before starting the engine.
   工程师在启动发动机之前仔细地装载了水线。
3. 3. The loaded waterline was used to prevent the ship from sinking during storms.
   装载水线被用来防止船只在暴风雨中沉没。