公共投资增长引发了怎样的变化？
三是公共投资增长走平。[{'character': '三', 'pinyin': 'san1', 'highest pitch': 9.74, 'lowest pitch': 9.09, 'duration': 0.29, 'prosody hierarchy': 'null'}, {'character': '是', 'pinyin': 'shiii4', 'highest pitch': 9.68, 'lowest pitch': 7.44, 'duration': 0.29, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.05}, {'character': '公', 'pinyin': 'gong1', 'highest pitch': 11.16, 'lowest pitch': 10.36, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '共', 'pinyin': 'gong4', 'highest pitch': 11.25, 'lowest pitch': 9.4, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '投', 'pinyin': 'tou2', 'highest pitch': 9.4, 'lowest pitch': 6.75, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '资', 'pinyin': 'zii1', 'highest pitch': 8.8, 'lowest pitch': 7.11, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '增', 'pinyin': 'zeng1', 'highest pitch': 10.27, 'lowest pitch': 9.8, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '长', 'pinyin': 'zhang2', 'highest pitch': 9.8, 'lowest pitch': 6.94, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '走', 'pinyin': 'zou3', 'highest pitch': 8.69, 'lowest pitch': 4.92, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '平', 'pinyin': 'ping2', 'highest pitch': 7.71, 'lowest pitch': 5.45, 'duration': 0.37, 'prosody hierarchy': '#4'}]