down grade
相关英语词汇推荐
- steer selector lever
- selected rating
- idler shaft assembly
- left front dimension
- ellipse of stress
- middle bearing
- timing location
- left side access door
- direction control switch
- required specification
- travel pedal
- shaft shim kit
- hydraulic fluid
- pigtail adapter
- indicator ring
- undershot wheel
- battery storage area
- bearing adjustment tool
- positive probe
- reaction of support