Docking facility and Graving dock

Docking facility noun - Landing in a harbor next to a pier where ships are loaded and unloaded or repaired; may have gates to let water in or out.

Graving dock and docking facility are semantically related. In some cases you can replace phrase "Graving dock" with "Docking facility", this phrases are similar.

Graving dock noun - A large dock from which water can be pumped out; used for building ships or for repairing a ship below its waterline.

Docking facility and graving dock are semantically related. Sometimes you can use "Docking facility" instead a noun phrase "Graving dock".