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