汾河流域灰绿空间对季节PM2.5 的非线性影响及阈值效应 |
| 邓椿, 聂桐, 张仲伍, 孙维峰 |
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Seasonal variations and threshold effects of gray-green space on PM2.5 in the Fenhe River Basin |
| Chun Deng, Tong Nie, Zhongwu Zhang, Weifeng Sun |
| 图4 灰绿空间综合指标的空间特征 |
| Fig.4 Spatial characteristics of the integrated index for grey-green space |
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