rock series

同义词释义

1)rock series,岩系2)rock formation,岩系3)black shale series,黑色岩系4)Source rocks,生油岩系5)manganese-bearing rock series,含锰岩系6)coal-bearing formation,含煤岩系7)black rock series,黑色岩系8)gypsum-bearing rock group,含膏岩系9)coal-bearing rock series,含煤岩系10)coal-bearing strata,含煤岩系