The charge of MgSO_4(calculated as Mg~(2+)) was: 0.02% (bagasse), or 0.04% (bamboo), while wheat straw pulp did not need to add Mg~(2+) due to the high Mg~(2+) content in pulp.是什么意思_The charge of MgSO_4(calculated as Mg~(2+)) was: 0.02% (bagasse), or 0.04% (bamboo), while wheat straw pulp did not need to add Mg~(2+) due to the high Mg~(2+) content in pulp.在线翻译_英语_读音_用法_例句