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甲烷二磺酸亚甲酯MMDS）作为锂离子电池电解液中的关键添加剂，其含量控制直接影响电池的高温循环性能与使用寿命。然而，由于MMDS在强酸强碱条件下易水解、高温环境下易分解的特性，其检测过程对标准品的纯度

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中国消费者报北京讯记者武晓莉）为传承弘扬春节文化、促进消费拉动经济、丰富人民群众精神文化生活，文化和旅游部于即日起至3月1日农历二月初二）统筹开展“欢欢喜喜过大年”2025年春节主题文化和旅游活动。据

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