城市建筑物拆除爆破风险大，必须控制风险。
The demolition blasting of building site has very big risk, must control it.
切割爆破技术在拆除工程中有着广泛的应用。
The principle and the method to define parameters of cutting blasting are introduced.
针对薄壁筒形建筑物的爆破拆除，研究爆破切口参数。
Blasting cutting of circular construction with thin wall is studied.
针对薄壁筒形建筑物的爆破拆除，研究爆破切口参数。
Blasting cutting of circular construction with thin wall is studied.
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