| |||
perforation; perforated hole | |||
perforation (of a film) | |||
liquid-liquid extraction | |||
puncture | |||
punching; sprocket hole | |||
perforation (z. B. zur Verbesserung der Fließbedingungen von Erdölbohrlöchern) | |||
perforation | |||
puncturing | |||
| |||
perforation | |||
| |||
perforations |
Perforation: 10 短语, 5 学科 |
光学(物理学分支) | 1 |
冶金 | 1 |
医疗的 | 4 |
建造 | 2 |
通讯 | 2 |