云南:需求偏弱 整体成交乏力

铭炭网
07/10/2025
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云南地区磷酸法木质炭指标(焦糖115、亚兰16-17、200目过95%、灰分6-8、水分10以内、铁盐600-700PPM)含...... [ Read more ]
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