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