You Do Need power plug adapter while traveling from Central African Republic to Azores.

Here is Why You Need An Adapter

The outlet and plug type used in Azores are B, C and F and in Central African Republic are C and E. This is how they look like.

Central African Republic

In Central African Republic, outlets of type C and E are in use.

Type C

Type E

Azores

In Azores, outlets of type B, C and F are in use.

Type B

Type C

Type F