pretertiary meaning in Chinese

第三纪前的

Chengdao oil field is a big anticine structure which developed basing on pretertiary sub - mountain . it surrounded by bozhong depression and chengbei sag with good reservoir - forming condition
埕岛油田是在前第三系潜山背景上发育起来的大型披覆构造，东连渤中坳陷，西南接埕北凹陷，有着良好的油气成藏条件。
To sum up the above analysis , we make sure that the pretertiary of haijiao uplift , yushan uplift and east flank in oujiang depression and the transitional zone between changjiang depression and xihu depression is a new prospect of time and space for hydrocarbon exploration in the shelf basin of the east china sea
因此，海礁凸起、渔山凸起、瓯江凹陷东侧、长江凹陷与西湖凹陷之间以及浙闽隆褶带的前第三系是东海陆架区油气勘探的新领域。