piercing by electric arc
英
美
piercing by electric arc的用法和样例:
例句
- However, perforation of the colorectum by an IUCD is extremely unusual.
但是子宫内避孕器引致直肠穿孔的病例就极为罕见。
- The article studied the geometrical dimensions and surface quality of the shells in the deformation zone of piercing.
研究了穿孔变形区中毛管的几何尺寸和表面质量。
piercing by electric arc的相关资料:
临近单词