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