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| English | Portuguese |
| double-hull tanker | navio-cisterna de casco duplo |
| twin-hull craft | catamarã |
| twin-hull craft | catamarãs |
| twin-hull craft Oil tank vessels provided with a double-hull to meet the regulatory safety requirements in oil transportation. Requirements include minimum values for depths and breadth of double bottoms. Also called double-hull tank vessel | catamarãs |