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