mesozoic stratum meaning in English
中生代层
Examples
- The first non - marine ecostratigraphic research was made in dividing late mesozoic strata of fengning , hebei province
在化石产地的中生代地层划分中，首次对非海相生态地层学进行了研究。 - Characters of mesozoic stratum in gongpo spring basin and analyses about the uranium mine condition of the type of sandstone of beishan in ganshu
甘肃北山公婆泉盆地中生代地层特征与砂岩型铀成矿条件分析 - It was noted that the upper mesozoic strata ( mainly cretaceous ) as revealed by drill or dredge from the eastern nansha waters might extend into the hinterland of the nansha waters
南海裂谷期间形成的下第三系具有明显的裂谷充填特徵，其构成生油岩主体。 - A great deal of statistic data illustrates that the mesozoic strata , especially the upper triassic immature sediments , are presumably an important source of ore - forming metals
大量统计表明，中生代地层、特别是晚三叠世低成熟度沉积岩是重要的矿源层。 - 1 . the framework of mesozoic strata in the north margin of the dabie orogenic belt was reestablished according to the discovery of the tuff beds and volcanic debris in zhougongshan and fenghaungtai formations , along with their isotope ages and the correlations of sedimentary facies and heavy minerals
在周公山组中在凤凰台组中发现了火山凝灰岩层利火山岩碎屑，结合同位素年代学研究以及沉积相和重矿物对比，重新厘定了大别造山带北缘中生代地层的格架。