forward and backward
相关英语词汇推荐
- individual circuit description section
- hydraulic oil level problem
- sample
- travel speed gauge
- hydraulic oil output
- rubber tyre
- tank part number
- kiln seasoning
- pressure inlet end
- idler hydraulic cylinder
- fitting assembly
- key breaker
- explosive rivet
- planetary west wind drift
- tank filter cap
- emergency source voltage monitoring card
- functioning auxiliary equipment
- up-to-date information
- rock handling equipment
- fiber composite laminate