半深海 - 深海相区 、 滨浅海相区和三角洲相区是较为有利的油气分布区.The bathyal - abyssal facies , littoral facies , neritic facies and delta facies are beneficial to and gas exploration....
Some firms give up the ghost before they find what they are looking for...一些公司没等找到目标便已放弃。She has since gone on to find happiness by fostering more than 100 children.从那以后她代养了 100 多个孩子，并从中得到快乐。I wouldn't have expected...