用tertiary carbon造句子，“tertiary carbon”造句

The fossils of algae, ostracoda, foraminifera, gastropod and polychaeta were found in the tertiary carbonate beds in the west of chaidamu basin.

Thesubstitution of bromine atoms is on the tertiary carbon of main-chain of the polymersprimally.

IR analysis shows that graft copolymerization takes place on the tertiary carbon atom of PP molecular chain.