常見(jiàn)例句雙語(yǔ)例句The concepts of marine transgression and regression are considered to be fundamental.海 退概念被認(rèn)為是基本的概念。The Donghe Sandstone was broadly deposited in the early stage of the marine transgression, but it is not an isochronous stratigraphic unit.東河砂巖是一套覆蓋廣泛的海侵初期的沉積產(chǎn)物，但不是一個(gè)等時(shí)沉積體，相當(dāng)于晚泥盆世晚期至早石炭世早期沉積，具體沉積時(shí)間各地有差異。The cycles of marine transgression and regression during the Mesozoic and Cenozoic are important events in geological history of the Tarim Basin.中新生代海侵是塔里木盆地地質(zhì)發(fā)展史上的重要事件之一。 返回 marine transgression