Based on data integration technique, direct transmittance models for different temporal and spatial scales were established and the accuracy of different models was analyzed thoroughly.
运用数据集群技术，建立了我国不同时空尺度直接透射率的估算模式，对比分析了不同模式的拟合精度。
At the same time, the difference of economic scales under different raw material price conditions is analyzed to illustrate the significance of forestry-paper integration an...
同时，通过分析不同原料价格状况下经济规模的差异来说明林纸一体化及完善林木生产与流通环节税费对纸浆生产企业的重要意义。
At the same time, the difference of economic scales under different raw material price conditions is analyzed to illustrate the significance of forestry-paper integration an...
同时，通过分析不同原料价格状况下经济规模的差异来说明林纸一体化及完善林木生产与流通环节税费对纸浆生产企业的重要意义。
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