petroleum geologic characteristics 基本例句 石油地质特征 The controls of nonconformable erosion sudace and the paleo-landform on the oil-gasaccumulation and distribution are the unique characteristics of petroleum in this area.构造运动造成的不整合侵蚀面及古地貌控制油气的聚集与分布是本区独特的石油地质特征。