在厂房内复杂环境下，用预裂爆破对两个大型钢筋混凝土厂房立柱进行部分切割。
Under complex condition in a factory building, two large-scale reinforced concrete columns of the factory building were partially cut by the presplitting blasting.
通过钢筋混凝土设备基础的切割爆破实践，表明该爆玻法是一种快捷、安全、经济有效的施工方法。
It is indicated by the blasting cutting practice of reinforced concrete structures that it is a high-speed. safe. economical and effective implementation method.
针对“回”字型钢筋混凝土整体框架结构的复杂特点，采用了切割分块、网路式封闭起爆网路、整体防护等有效技术手段。
According to its special structure, some useful ideas, such as cutting the whole into sections, the closed net initiating network, and overall protection are adopted.
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