Marine navigator is a kind of navigator widely used in ships at present. Its basic principle is to u

After using Marine radar for a certain period of time, the image may become blurred and dim. In this

Marine navigation through the standard output is suitable for the position of longitude and latitude

Marine radar is installed on a boat sailing for collision avoidance, ship positioning narrow waterwa

With the rapid development of the Marine industry, the number of ships increases, the tonnage increa

With the continuous progress of science and technology, Marine radar is also constantly updated. Shi

Fish detector is now many fishing friends are using a school of fish detection machine. The principl