flashboard | flashboard, แผงกั้นน้ำ [เทคนิคด้านการชลประทานและการระบายน้ำ] |
flashboard | (n) boarding place along the top of a dam to increase its height, Syn. flashboarding |
Flashboard | n. A board placed temporarily upon a milldam, to raise the water in the pond above its usual level; a flushboard. [ U.S. ] [ 1913 Webster ] |