求下面这段话的英文翻译～～

"Through the Ordovician of the Group of 21 trace elements in the statistical analysis revealed in the vertical variation of some trace elements in the crust limestone content from the mean phenomenon. and further research study that the majority of trace elements in the Ordovician a group of low content of this phenomenon as of the karst, Water-rich powerful corroboration. "

" Pass fastens the each segment to the pottery of 奥 in 21 in little chemical element of covariance analysis, announced to public it at hang upward variety regulation and part of little chemical elementses to deviate the phenomenon that the earth crust ash rock content all is worth.Combine to further study to point out most little chemical elements in pottery of 奥 fasten a certain segment low this phenomenon of content can be that rock to dissolve the strong and emollient substantial evidence of growth, rich water."