create a query to update the data from MI client back to the R3

can anyone show me the code sinppet to create a query to update the data from MI client back to the R3 ?

i have a syncBo with type T01,

Bapi Wrapper :

GetList, GetDetail, Create, Modify, Delete

Is that i will be using the "Modify" Bapi wrapper to update my data from client back to R3 ?

pls advice