C4154 Cover Fire!(last part)

The cannons on the warship were all Eight Desolations Cannons, and the names were the same, but the power had already increased by dozens of times. The blueprint of the Eight Desolations Cannon had appeared a long time ago, and the Azure Wood Manufacturing had also created the Eight Desolations Cannon a long time ago. However, at that time, due to the limitations of the materials and technology