Ocean-going ships, equipped with the radar, are safe from collision with other ships or ice-bergs.
举一反三
- A ship in harbor is safe, but that's not ships are built for.
- Cargo vessels are equipped as container ships to fulfill the transport of consignments of different commodities.
- How did the five ships communicate with each other in the dark?
- A ship sails from 179ºE to 179ºW. Meanwhile, the other ship sails from 1ºE to 1ºW, which one is correct of the following choices______: A: Both the magnitude and direction of D'long for the two ships are equal B: Both the magnitude and direction of D'long for the two ships are unequal C: The magnitudes of D'long for two ships are equal, but the directions of D'long are unequal D: The magnitudes of D'long for two ships are unequal, but the directions of D'long are equal
- （ ）is safety communication between ships from the position from which the ships are normally navigated A: VHF communication B: MF communication C: INMARSAT communication D: Bridge-to-bridge communication