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