Blasting methods and parameters for demolition of shelled concrete of water pipes were introduced and some technological measures to protect the pipes during the blasting described.

 
  • 介紹了包管混凝土的拆除爆破方法,爆破參數以及為了保護被包圍在混凝土內的水管所采取的各種技術(shù)措施。
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