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