directional blasting

常见例句

A brick-structured water tower under complicated environmental conditions was demolished by the use of directional blasting.
用定向爆破法拆除了处于复杂环境中的一砖砌水塔。
Tower tubular steel structures were demolished by directional blasting under the environment of easy combustion and explosion.
介绍了用线型聚能切割技术定向爆破拆除易燃易爆环境下高耸筒形钢结构物的成功经验。
Under complicated conditions, a building was partially demolished through controlled blasting. Mechanical pre-cutting was carried out before the building was collapsed by folding directional blasting.
在复杂环境条件下对一楼房进行保护性部分爆破拆除，采用机械预切割、折叠定向爆破倒塌的控制拆除方案。