通过在南芬露天铁矿的应用，表明该方法是行之有效的，降震率为68%，后冲破裂范围减少78%。
According to the test in Nanfan Open Pit, shows the method is available, the absorbing shock rate of this method reachs 68%, the bursting range of back shock reduces 78%.
本文通过南黄海地震等实例试论了地震立法及其社会经济意义；从我国的多震以及所面临的地震活动趋势论述了地震立法工作的迫切性；
The paper makes an attempt to approach seismological legislation and its societal and economic significance by taking the South Yellow Sea earthquake of May 1984 and some others as examples;
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