sand paper
相关英语词汇推荐
- scaffold bridging
- blind riser
- congruent melting point
- vacuum(-pan) evaporator
- flash plating
- shot well
- filling
- Radiation damage to the crystal
- laminate composite
- drawn in scale
- waist
- cement pattern
- superduty silica brick
- cathode efficiency
- stiffener
- annealing ore
- tinplate mill
- residual magnetism
- aluminizing
- arc welding with consumable