tapered step-core bit
相关英语词汇推荐
- dysoxidation
- DC receiver
- core axis
- foremost
- preheat train of distillation unit
- Strategic Missile
- servo-lubrication
- pursuance
- hysteresis coefficient
- mill scale
- finite decimal
- unanimous resolution
- drilling speed
- stack mounting
- snubbing cementing
- FAST plot
- fucosite
- maximum recording thermometer
- midrib
- site area