English Dictionary

establishment of the port

名詞

(hydrography) A datum on which the tides are computed at the given port, obtained by observation. It is the interval between the Moon's passage over the meridian and the time of high water at the port, on the days of new moon and full moon.

日本語の意味

与えられた港で潮位の計算に用いられる、観測により得られる基準値。新月および満月の日において、月が子午線を通過する時刻と港における高潮の時刻との差（間隔）を示す。

After analyzing the tide logs, the hydrographer confirmed the establishment of the port as the reference for all future tidal predictions.

潮位記録を分析した後、海洋測量士は将来の潮汐予測の基準として港の潮汐基準を確認した。

意味（1）

(hydrography) A datum on which the tides are computed at the given port, obtained by observation. It is the interval between the Moon's passage over the meridian and the time of high water at the port, on the days of new moon and full moon.