The destruction of the defending obturation of all kinds of pipelines through walls and floors in civil air defense engineering under explosion shock waves is currently focused on.

 
  • 爆炸沖擊波作用下人防工程各種管道穿墻板構造部位防護密閉性是否受到破壞,是一個(gè)值得深入研究的問(wèn)題。
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