中生代地层 meaning in English
mesozoic
Examples
- Nature of pre - mesozoic tectono - lithostratigraphic units of north - huaiyang belt and implication for tectonic evolution
北淮阳构造带前中生代地层单元及其相关问题 - 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 - Late triassic to mid jurassic strata in which owns the good coal of van ' an formation distributes widely with huge thickness in helan mountain
在贺兰山的中生代地层中，晚三叠世-中侏罗世地层分布广泛、厚度巨大，中侏罗世延安组为贺兰山的优质含煤层。 - 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。