起爆方法，是指外界施以局部能量，而使炸药起爆的方法。
选择的起爆方法应使桥梁在爆破及坍塌的过程中，受到尽可能大的应力。
Initiation is chosen so that during the blasting and collapse procedure, the bridge is subjected to as much stress as possible.
讨论了线形聚能装药的参数、设置方法以及深孔爆破的布孔参数、装药结构、起爆方法。
The parameters and layout of linear shaped charge, and the hole-pattern parameters, charging structure and priming method for long-hole blasting were discussed.
综述了国外应用电力起爆与非电力起爆方法的现状，分析了两种起爆方法的优缺点，从技术经济方面进行了计算、比较、论证。
It describes comprehensively the current situation of applying electric and non-electric initiation methods in the foreign countries. The advantages and disadvantages of two methods are analyzed.
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