equinoctial tide [海洋] 分点潮 ; 分点潮二分潮

equinoctial spring tide 分点大潮 ; 二分点大潮

vernal equinoctial tide 春分大潮

autumn equinoctial spring tide 秋分大潮

autumnal equinoctial spring tide 秋分大潮

low water equinoctial spring tide 平均大潮低潮面

equinoctial circle tide 分点潮

equinoctial circle spring tide 分时大潮