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| 有电缆射孔采用电激发、电磁激发方式时,地面必须通过电缆提供电能给电起爆系统使起爆系统作用，这种射孔作业就称为有电缆射孔 | |||
| cable perforation: 2 phrases in 1 subject |
| Explosives and Explosive Ordnance Disposal | 2 |
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