有些雷管是电引爆的，很安全。。。炸药跟炸药区别大了，张子强就是因为鼓捣炸药被枪毙了

来源: 500miles 于 2026-03-03 11:07:49 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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