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