permanent ballast tank
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- assigned
- oil window
- master link,master rod; main connecting rod,
- quotation
- broad on the starboard quarter
- running out system
- Period of Container Leasing
- lighting and ventilating shaft
- cargo lamp
- general delivery
- Lunar probe
- major
- principal traffic route
- topgallant
- rise and fall
- quality conformance inspection
- British Insurance Group
- general speed
- damping effect
- triple treat sonar