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Productivity reserve of emergency material is an effective measure to improve the efficiency of distribution and reduce the cost of physical reserve. We reserve raw materials, advanced technology and production line normally. When the material is needed, the production enterprise shall, according to the agreement, transfer the productivity capacity rapidly to the material. Therefore, it is essential...
The exploitation of coal seam gas is influenced by various geological factors. In order to study the weights of these factors, this paper establishes a BP neural network prediction model by taking No.3 coal seam in the representative area of southern Qinshui basin as an example. It finds out that the potential coal-seam gas capacity of southern area of Qinshui basin is influenced by some primary factors...
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