The network structure of PBCA is a mixed structure composed of feed-forward network and feedback network.
从网络结构上看,它是一种混合型的神经网络,由下面三层的前馈网络和上层的反馈网络组成。
2
The results indicated that the soil organic matter and total N of 26-year-old PBCA stand increased. the activities of soil biochemistry strengthened. the amount of available nutrient supply enhanced.