集聚空间组织型式对中国地市尺度工业SO2排放的影响
胡志强,苗长虹,袁丰

Impact of industrial spatial and organizational agglomeration patterns on industrial SO2 emissions of prefecture-level cities in China
HU Zhiqiang,MIAO Changhong,YUAN Feng
图4 2003-2013年中国地市产业专业化和多样性的空间特征
Fig. 4 Spatial patterns of industrial specialization and diversity level at prefecture-level city in China from 2003 to 2013