农田爆破成腔技术是黄土区提高天然降水农业利用率的新方法。
The technology of cavity-making by explode in farmland is a new way to improve the agricultural utilization ratio to natural precipitation in the Loess district.
通过对条形装药爆破成腔机理的分析，建立了爆炸挤压成腔弹塑性简化模型。
Based on the mechanism analysis, the elastic plastic model of space formation caused by blasting with linear charges is established.
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