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。
Modular system, combination of single-shaft cutter and extruder. No pre-cutting equipment required.
组合式系统整合单轴切碎机和挤塑机，无须配备预切设备。
The Mechanical pre-cutting method used in soft ground is a kind of preparative support, it allows tunnel excavation work to be conducted efficiently under the safe pre-lining.
软土中的机械预切槽法是超前支护的一种，在预筑拱的保护下可以安全高效地开挖隧道。
The Mechanical pre-cutting method used in soft ground is a kind of preparative support, it allows tunnel excavation work to be conducted efficiently under the safe pre-lining.
软土中的机械预切槽法是超前支护的一种，在预筑拱的保护下可以安全高效地开挖隧道。
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