修改这句英语Table~I presents several examples of these constructions where we use Staircase-Ex to stand for the staircase codes using $mathscrC_rm Ex$ as component codes BMST-5G for the BMST codes using $ma

Table I illustrates various examples of these constructions. Specifically, we refer to the staircase codes using $\mathscr{C}{\rm Ex}$ as component codes as "Staircase-Ex", the BMST codes using $\mathscr{C}{\rm 5G}$ as component codes as "BMST-5G", and the BMST codes using $\mathscr{C}_{\rm St}$ as component codes as "BMST-St".