求翻译：本文主要研究了不同配方的海藻酸钠复合凝胶剂的添加量、搅拌时间对脂肪替代品质构的影响。最终确定了明月Ⅰ号海藻酸钠复合凝胶剂，使用量为2.5%，搅拌时间为20~30min时，可制作出外观和质构都较理想的脂肪替代品。是什么意思？

This major study of the different formulations of compound sodium alginate gels added effects and mixing time on quality structure of fatty replacement. Eventually determine the Moon I in compound sodium alginate gels, use 2.5%, mixing time for 20~30min time can produce the appearance and texture are the ideal fat replacer.