2. Underwater biological cleaning devices are used for biological cleaning on board ships, destroying fountains and microorganisms in the hull to prevent their diffusion, including shaving devices and ultraviolet radiation disinfection devices.

摘要

Waterproof Device for Biological Cleaning Water in the boat, the Hull foulingy to destroy microorganisms to prevent its spread,Which means scrapers and incorporates a means of disinfecting Radiation ultravioleta.c