Also known as: REL., REL-
REL has various meanings in the Transportation category. Discover the full forms, definitions, and usage contexts of REL in Transportation.
To set free In engineering, is applied to the moment when steam is first allowed to escape from cylinder, in ship's business, means a discharge from a contracted undertaking To release a ship is to withdraw all opposition to her sailing or movement To release cargo is to authorise its removal from ship
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