浪基面（wave base）又称浪底，是指波浪作用能波及的海、湖水深度，在此深度以下波浪的作用不再影响到沉积物表面颗粒的运动。浪基面的深度大约等于二分之一表面波长，浅海中通常20米左右，湖泊中通常5～10米。 浪基面
包括隆起带上，仅（内）陆架盆地风暴浪基面之下中心位置有少量灰质白云岩和白云岩沉积。
Limestone deposited in the whole inner shelf basin, including the swell belt, excepting a small mass of dolostone or dolomitic limestone could deposit in the center of basin.
亮晶颗粒石灰岩滩为高能持续动荡环境，水深在正常浪基面之上，以亮晶颗粒石灰岩沉积为主；
The sparry grainstone bank is persistently agitated high-energy environments, its water depth is above normal wave base, and deposits are mainly the sparry grainstones.
波浪作用可以侵蚀浪基面附近的三角洲前缘砂体，并在回流作用下携带至最大浪基面之下再沉积，沉积过程中形成小型浊积体。
The sediments of delta front around wave base plane are eroded by wave action and took along to redeposit below wave base plane, during which turbidite is formed.
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