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The abundant community of insect enemies and temporal suppression mechanism against D.
天敌昆虫群落呈现出时序变化的特征。
The effects of effective spray coefficient and water spray flow rate on fire suppression mechanism are investigated.
对有效喷淋系数和喷淋水流率对灭火效果的影响进行了研究。
Model for analyzing the explosion suppression mechanism of void design reticulated polyurethane foam for fuel tank was set up.
本文建立模型分析中空填充网状聚氨酯泡沫材料抑爆原理，推导出燃油箱内混合气体燃烧反应终压计算公式。
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