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本文介绍了由于受烟囱本身结构特点和周围环境的限制，对钢筋混凝土烟囱的上部采用定向倾倒爆破拆除；下部采用水压爆破拆除的设计和施工方法。
This article describes the design and construction methods of hydraulic blasting demolition in the lower part of the reinforced concrete chimney due to the structural characteristics of the chimney itself and the surrounding environment.