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薄板结构拆除爆破
由于薄板结构,只能沿最小尺寸方向钻孔,其特点如下: 1. 最小抵抗线与炮孔方向一致或斜交,无侧向自由面可以利用。 2. 孔较浅,最小抵抗线小,所以非常容易产生飞石。 3. 炮孔较浅,孔距和排距都较小,因而增加了钻孔和装药工作量,爆破成本增加
expl.
demolition bitting of thin wall structure
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