啊，为什么引发了争议？
乳品新国标甫一出台，便引发了争议。[{'character': '乳', 'pinyin': 'ru2', 'highest pitch': 11.32, 'lowest pitch': 8.84, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '品', 'pinyin': 'pin3', 'highest pitch': 7.5, 'lowest pitch': 4.93, 'duration': 0.31, 'prosody hierarchy': '#2'}, {'character': '新', 'pinyin': 'xin1', 'highest pitch': 10.43, 'lowest pitch': 9.84, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '国', 'pinyin': 'guo2', 'highest pitch': 8.31, 'lowest pitch': 7.45, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '标', 'pinyin': 'biao1', 'highest pitch': 9.8, 'lowest pitch': 7.45, 'duration': 0.23, 'prosody hierarchy': '#2'}, {'character': '甫', 'pinyin': 'fu3', 'highest pitch': 9.68, 'lowest pitch': 5.37, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '一', 'pinyin': 'i1', 'highest pitch': 10.36, 'lowest pitch': 6.01, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '出', 'pinyin': 'chu1', 'highest pitch': 10.11, 'lowest pitch': 8.36, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '台', 'pinyin': 'tai2', 'highest pitch': 7.21, 'lowest pitch': 5.74, 'duration': 0.32, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.07}, {'character': '便', 'pinyin': 'bian4', 'highest pitch': 8.56, 'lowest pitch': 6.28, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '引', 'pinyin': 'in3', 'highest pitch': 6.28, 'lowest pitch': 2.96, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '发', 'pinyin': 'fa1', 'highest pitch': 8.97, 'lowest pitch': 5.24, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '了', 'pinyin': 'le5', 'highest pitch': 9.19, 'lowest pitch': 7.28, 'duration': 0.14, 'prosody hierarchy': '#1'}, {'character': '争', 'pinyin': 'zheng1', 'highest pitch': 10.25, 'lowest pitch': 7.28, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '议', 'pinyin': 'i4', 'highest pitch': 10.25, 'lowest pitch': 5.26, 'duration': 0.25, 'prosody hierarchy': '#4'}]