Risk evaluation method of gas aggregation based on both-branch decision-making and fuzzy Petri net.
5.基于双枝模糊Petri网的瓦斯积聚危险性评价。
参考来源 - 地下煤矿瓦斯运移数值模拟及积聚危险性评价研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The aggregation reaction in crack gas compressor is described. The requirement of water inject system design is briefly pointed out.
叙述了裂解气压缩机内的聚合反应、避免方法。简要地指出了注水系统设计中的要求。
Between heaven and earth Masculinityn gas spontaneous aggregation, and gradually form of God.
天地间的阳气自发的汇聚，渐渐的化形为神。
Methods The aggregation pheromone was extracted from epidermis and analysed by gas chromatography(GC).
方法 提取德国小蠊聚集信息素，用气相色谱检测各组分的相对含量。
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