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