Abdominal flat plate的用法和样例：
- The rivets bed against the flat plate.
- A flat plate, slab, or disk that is ornamented or engraved for mounting, as on a wall for decoration or on a monument for information.
- The accuracy of flat plate, turbulent skin friction at supersonic speeds.
- The sclera was not icteric. The heart and lung was normal. The abdomen flat with marked tenderness over the right upper quadrant,where muscular spasm and rebound tenderness were present.