白垩统 meaning in Chinese

chalk
cretacic

Upper cretaceous rudist bioherms in southwestern tarim
塔里木盆地西南地区上白垩统生物丘
A new type of dinosaur tracks from lower cretaceous of chabu , otog qi , inner mongolia
内蒙古查布地区下白垩统巨齿龙足印化石
Evolution and sequence stratigraphic framework of lower cretaceous in chagan depression
查干凹陷下白垩统层序地层格架与演化
Sedimentary environments of submarine fan of the lower cretaceous in northern himalayas
北喜马拉雅地区下白垩统海底扇沉积环境
Discussion on sequence stratigraphy and petroleum system of the lower cretaceous in liupanshan basin
六盘山盆地下白垩统沉积层序与含油气系统

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